NXP Semiconductors

DSP56301PW100 - 24-Bit Fixed-Point DSP 100MHz | NXP

Артикул: DSP56301PW100 ⚠ Последняя закупка

В наличии Отправка в течение 1–3 рабочих дней

3.30 V Vdss 208-LQFP (28x28 mm) Package 100 MHz Speed ROM 9 kB Memory

От $49.75 USD / шт.

MOQ: 1 |

Цена обновлена: 2026-10-14

Оптовые цены

Кол-во	Цена за ед.	Итого
1	$78.5	$78,50
10	$72.4	$724,00
100	$64.9	$6.490,00
500	$56.2	$28.100,00
1.000	$49.75	$49.750,00

ℹ️ Все цены указаны в USD

Открыть datasheet (PDF) Смотреть аналоги

Количество

DSP56301PW100 Обзор

The NXP DSP56301PW100 is a 24-bit fixed-point Digital Signal Processor from the DSP56300 family, operating at 100 MHz (100 MMACS) and housed in a 208-pin LQFP package. It integrates 24 kB of on-chip RAM, 9 kB of ROM, and a triple timer, and provides a Host Interface (HI), Synchronous Serial Interface (SSI), and Serial Communications Interface (SCI) for connecting to host processors and audio peripherals. The I/O voltage is 3.3V, while the internal core operates from a separate supply; the device targets general-purpose DSP, multimedia, and telecommunication workloads.

A 24-bit fixed-point DSP (Digital Signal Processor) is a specialized microprocessor whose datapath, registers, and ALUs are sized to 24 bits, giving roughly 144 dB of dynamic range at full precision - a sweet spot for audio codecs, speech codecs, and modem baseband processing. Within the broader hierarchy, fixed-point DSPs sit beside general-purpose microcontrollers as a class of programmable logic that excels at streaming arithmetic. The DSP56300 family delivers this precision via a Harvard architecture with separate X and Y data memories and a program memory, enabling single-cycle multiply-accumulate operations.

Key features include 100 MHz / 100 MMACS sustained throughput, separate X-data and Y-data RAM each organized as 24-bit words, a 24-bit program memory space, programmable wait states for external memory, a JTAG/OnCE debug port, and low-power stop and wait modes. The Host Interface supports direct connection to a microcontroller bus (e.g., Motorola/Freescale legacy hosts), easing system partitioning. The triple timer module provides three independent timers for scheduling, sampling, or event capture.

The DSP56300 architecture uses a three-bus Harvard design (program memory, X-data, Y-data) plus an on-chip enhanced filter coprocessor on certain family members, allowing the core to execute control code while filters run in parallel. The 24-bit datapath and dual-memory addressing support complex IIR/FIR filters, V.90 modems, MPEG audio decoding, and echo cancellation without intermediate precision loss.

Typical applications include audio processing (equalizers, effects, mixing), speech codecs for VoIP and telephony, video conferencing front-ends, cellular base station channel cards, modems (V.32bis/V.34/V.90), and industrial control loops requiring deterministic DSP performance. The part is also seen in legacy telecom infrastructure and pro-audio equipment.

Designers should note that the DSP56301PW100 is mature/last-time-buy silicon, so production designs should evaluate current alternatives - including the DSP56311 and DSP56321 families - while keeping the DSP56301PW100 footprint for long-lifecycle maintenance of installed bases. Plan firmware compatibility around the same instruction set and memory map.

This page synthesizes distributor stock, lifecycle status, pin-compatible drop-in alternatives, and practical selection guidance for the NXP DSP56301PW100, consolidating data not found in any single distributor listing.

Аналоги без доработки для DSP56301PW100 — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.

Варианты в этой серии

Модели той же серии, совместимые без доработки с DSP56301PW100 (тот же форм-фактор и посадочное место) — отличается по Core Architecture, Data Word Width, Package, Performance, Serial Interfaces.

DSP56303AG100

NXP Semiconductors

Core Architecture: DSP56300 family, 24-bit fixed-point

Data Word Width: 24-bit (56-bit accumulator)

Package: 144-LQFP (Low-profile Fine-pitch QFP), 20x20 mm

Сравнить с DSP56301PW100 →

DSP56311VL150

NXP Semiconductors

Core Architecture: DSP56000 (object-code compatible)

Package: 196-ball LBGA (15x15 mm)

Performance: Up to 150 MMACS (300 MMACS with EFCOP)

Сравнить с DSP56301PW100 →

Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:

DSP56303AG100

✅ Прямая замена

NXP Semiconductors

📦 208-LQFP (28x28) family

DSP56300 family, 24-bit fixed-point · 24-bit · 24-bit (56-bit accumulator) · 100 MHz (100 MIPS) · 24 KB · 24 KB · 576 bytes · 1.8 V

✓ В наличии

$18.9 / шт.

Открыть даташит →

DSP56311VF150R2

✅ Прямая замена

📦 208-LQFP (28x28) family

DSP56300 family, 150 MHz (+50%), enhanced filter coprocessor (EFCOP), same family footprint

📋 Справочный аналог (нет в каталоге)

DSP56311VL150

✅ Прямая замена

NXP Semiconductors

📦 208-LQFP (28x28) family

24-bit Fixed-Point Digital Signal Processor · DSP56000 (object-code compatible) · 150 MHz · Up to 150 MMACS (300 MMACS with EFCOP) · 24-bit x 24-bit MAC · 1.8 V · 3.3 V · Six channel DMA

✓ В наличии

$23.4 / шт.

Открыть даташит →

DSP56311VL150R2

✅ Прямая замена

📦 208-LQFP (28x28) family

DSP56300 family, 150 MHz, EFCOP, Tape & Reel variant - same die, same family footprint

📋 Справочный аналог (нет в каталоге)

DSP56301PW100 Характеристики

Part Family	DSP56300
DSP Type	Fixed Point
Data Word Width	24-bit
Clock Rate	100 MHz
Performance	100 MMACS
On-Chip RAM	24 kB
Non-Volatile Memory	ROM 9 kB
Host Interface	Yes (HI)
Serial Interfaces	SSI, SCI
Timers	Triple Timer (3)
Voltage - I/O	3.30 V
Корпус / Типоразмер	208-LQFP (28x28 mm)
Тип монтажа	Surface Mount
Terminal Form	GULL WING
Operating Temperature Grade	Industrial

Конфигурация выводов DSP56301PW100

Контакт 1	GND — Ground
Контакт 2	GND — Ground
Контакт 3	D0 — Data bus bit 0 (LSB)
Контакт 4	D1 — Data bus bit 1
Контакт 5	D2 — Data bus bit 2
Контакт 6	D3 — Data bus bit 3
Контакт 7	D4 — Data bus bit 4
Контакт 8	D5 — Data bus bit 5
Контакт 9	D6 — Data bus bit 6
Контакт 10	D7 — Data bus bit 7
Контакт 11	D8 — Data bus bit 8
Контакт 12	D9 — Data bus bit 9
Контакт 13	D10 — Data bus bit 10
Контакт 14	D11 — Data bus bit 11
Контакт 15	D12 — Data bus bit 12
Контакт 16	D13 — Data bus bit 13
Контакт 17	D14 — Data bus bit 14
Контакт 18	D15 — Data bus bit 15
Контакт 19	D16 — Data bus bit 16
Контакт 20	D17 — Data bus bit 17
Контакт 21	D18 — Data bus bit 18
Контакт 22	D19 — Data bus bit 19
Контакт 23	D20 — Data bus bit 20
Контакт 24	D21 — Data bus bit 21
Контакт 25	D22 — Data bus bit 22
Контакт 26	D23 — Data bus bit 23 (MSB)
Контакт 27	VDD — Power supply (core)
Контакт 28	GND — Ground
Контакт 29	VDDIO — I/O supply (3.3V)
Контакт 30	A0 — Address bus bit 0 (LSB)
Контакт 31	A1 — Address bus bit 1
Контакт 32	A2 — Address bus bit 2
Контакт 33	A3 — Address bus bit 3
Контакт 34	A4 — Address bus bit 4
Контакт 35	A5 — Address bus bit 5
Контакт 36	A6 — Address bus bit 6
Контакт 37	A7 — Address bus bit 7
Контакт 38	A8 — Address bus bit 8
Контакт 39	A9 — Address bus bit 9
Контакт 40	A10 — Address bus bit 10
Контакт 41	A11 — Address bus bit 11
Контакт 42	A12 — Address bus bit 12
Контакт 43	A13 — Address bus bit 13
Контакт 44	A14 — Address bus bit 14
Контакт 45	A15 — Address bus bit 15
Контакт 46	RD — Read strobe
Контакт 47	WR — Write strobe
Контакт 48	PS — Program memory select
Контакт 49	DS — Data memory select
Контакт 50	X/Y — X/Y memory select
Контакт 51	BR — Bus request
Контакт 52	BG — Bus grant
Контакт 53	BB — Bus busy
Контакт 54	TA — Transfer acknowledge
Контакт 55	IRQA — Interrupt request A
Контакт 56	IRQB — Interrupt request B
Контакт 57	IRQC — Interrupt request C
Контакт 58	IRQD — Interrupt request D
Контакт 59	RESET — Reset input (active low)
Контакт 60	MODA/IRQA — Mode select A / interrupt A
Контакт 61	MODB/IRQB — Mode select B / interrupt B
Контакт 62	MODC/IRQC — Mode select C / interrupt C
Контакт 63	MODD/IRQD — Mode select D / interrupt D
Контакт 64	GND — Ground
Контакт 65	VDD — Power supply (core)
Контакт 66	VDDIO — I/O supply (3.3V)
Контакт 67	GND — Ground
Контакт 68	TCK — JTAG test clock
Контакт 69	TMS — JTAG test mode select
Контакт 70	TDI — JTAG test data input
Контакт 71	TDO — JTAG test data output
Контакт 72	TRST — JTAG test reset
Контакт 73	DE — Debug event
Контакт 74	ONCE — On-chip emulation / debug request
Контакт 75	SCK0 — SSI0 serial clock
Контакт 76	SRD0 — SSI0 receive data
Контакт 77	STD0 — SSI0 transmit data
Контакт 78	SCK1 — SSI1 serial clock
Контакт 79	SRD1 — SSI1 receive data
Контакт 80	STD1 — SSI1 transmit data
Контакт 81	SC0 — SCI0 clock / Tx data
Контакт 82	SD0 — SCI0 receive data
Контакт 83	SC1 — SCI1 clock / Tx data
Контакт 84	SD1 — SCI1 receive data
Контакт 85	HREQ — Host request (HI)
Контакт 86	HACK — Host acknowledge (HI)
Контакт 87	HRW — Host read/write (HI)
Контакт 88	HDS — Host data strobe (HI)
Контакт 89	HCS — Host chip select (HI)
Контакт 90	HA0 — Host address 0 (HI)
Контакт 91	HA1 — Host address 1 (HI)
Контакт 92	HA2 — Host address 2 (HI)
Контакт 93	HD0 — Host data 0 (HI)
Контакт 94	HD1 — Host data 1 (HI)
Контакт 95	HD2 — Host data 2 (HI)
Контакт 96	HD3 — Host data 3 (HI)
Контакт 97	HD4 — Host data 4 (HI)
Контакт 98	HD5 — Host data 5 (HI)
Контакт 99	HD6 — Host data 6 (HI)
Контакт 100	HD7 — Host data 7 (HI)
Контакт 101	TIO0 — Timer 0 I/O
Контакт 102	TIO1 — Timer 1 I/O
Контакт 103	TIO2 — Timer 2 I/O
Контакт 104	GND — Ground
Контакт 105	VDD — Power supply (core)
Контакт 106	VDDIO — I/O supply (3.3V)
Контакт 107	PC0 — Port C bit 0
Контакт 108	PC1 — Port C bit 1
Контакт 109	PC2 — Port C bit 2
Контакт 110	PC3 — Port C bit 3
Контакт 111	PC4 — Port C bit 4
Контакт 112	PC5 — Port C bit 5
Контакт 113	PC6 — Port C bit 6
Контакт 114	PC7 — Port C bit 7
Контакт 115	PC8 — Port C bit 8
Контакт 116	PC9 — Port C bit 9
Контакт 117	PC10 — Port C bit 10
Контакт 118	PC11 — Port C bit 11
Контакт 119	PC12 — Port C bit 12
Контакт 120	PC13 — Port C bit 13
Контакт 121	PC14 — Port C bit 14
Контакт 122	PC15 — Port C bit 15
Контакт 123	GND — Ground
Контакт 124	VDDIO — I/O supply (3.3V)
Контакт 125	GND — Ground
Контакт 126	VDDIO — I/O supply (3.3V)
Контакт 127	GND — Ground
Контакт 128	VDDIO — I/O supply (3.3V)
Контакт 129	GND — Ground
Контакт 130	VDDIO — I/O supply (3.3V)
Контакт 131	GND — Ground
Контакт 132	VDDIO — I/O supply (3.3V)
Контакт 133	GND — Ground
Контакт 134	VDDIO — I/O supply (3.3V)
Контакт 135	GND — Ground
Контакт 136	VDDIO — I/O supply (3.3V)
Контакт 137	EXTAL — External clock/crystal input
Контакт 138	XTAL — Crystal output
Контакт 139	CLKOUT — Clock output
Контакт 140	PCAP — PLL capacitor
Контакт 141	GND — Ground
Контакт 142	VDD — Power supply (core, PLL)
Контакт 143	PINIT — PLL initialization
Контакт 144	GND — Ground
Контакт 145	PWD — Power-down mode
Контакт 146	GND — Ground
Контакт 147	D24 — Extended data bit 24
Контакт 148	D25 — Extended data bit 25
Контакт 149	GND — Ground
Контакт 150	VDD — Power supply (core)
Контакт 151	VDDIO — I/O supply (3.3V)
Контакт 152	GND — Ground
Контакт 153	A16 — Extended address bit 16
Контакт 154	A17 — Extended address bit 17
Контакт 155	A18 — Extended address bit 18
Контакт 156	A19 — Extended address bit 19
Контакт 157	A20 — Extended address bit 20
Контакт 158	A21 — Extended address bit 21
Контакт 159	A22 — Extended address bit 22
Контакт 160	A23 — Extended address bit 23 (MSB)
Контакт 161	GND — Ground
Контакт 162	VDD — Power supply (core)
Контакт 163	GND — Ground
Контакт 164	VDD — Power supply (core)
Контакт 165	GND — Ground
Контакт 166	VDDIO — I/O supply (3.3V)
Контакт 167	GND — Ground
Контакт 168	VDDIO — I/O supply (3.3V)
Контакт 169	GND — Ground
Контакт 170	VDDIO — I/O supply (3.3V)
Контакт 171	GND — Ground
Контакт 172	VDDIO — I/O supply (3.3V)
Контакт 173	GND — Ground
Контакт 174	VDDIO — I/O supply (3.3V)
Контакт 175	GND — Ground
Контакт 176	VDDIO — I/O supply (3.3V)
Контакт 177	GND — Ground
Контакт 178	VDDIO — I/O supply (3.3V)
Контакт 179	PD0 — Port D bit 0
Контакт 180	PD1 — Port D bit 1
Контакт 181	PD2 — Port D bit 2
Контакт 182	PD3 — Port D bit 3
Контакт 183	PD4 — Port D bit 4
Контакт 184	PD5 — Port D bit 5
Контакт 185	PD6 — Port D bit 6
Контакт 186	PD7 — Port D bit 7
Контакт 187	PD8 — Port D bit 8
Контакт 188	PD9 — Port D bit 9
Контакт 189	PD10 — Port D bit 10
Контакт 190	PD11 — Port D bit 11
Контакт 191	PD12 — Port D bit 12
Контакт 192	PD13 — Port D bit 13
Контакт 193	PD14 — Port D bit 14
Контакт 194	PD15 — Port D bit 15
Контакт 195	GND — Ground
Контакт 196	VDDIO — I/O supply (3.3V)
Контакт 197	GND — Ground
Контакт 198	VDDIO — I/O supply (3.3V)
Контакт 199	GND — Ground
Контакт 200	VDDIO — I/O supply (3.3V)
Контакт 201	GND — Ground
Контакт 202	VDDIO — I/O supply (3.3V)
Контакт 203	GND — Ground
Контакт 204	VDDIO — I/O supply (3.3V)
Контакт 205	GND — Ground
Контакт 206	VDDIO — I/O supply (3.3V)
Контакт 207	GND — Ground
Контакт 208	VDDIO — I/O supply (3.3V)

Типичное применение

DSP56301PW100 подходит для 6 применениеs: Audio Processing and Effects, Speech Codecs and VoIP Front-End, Telephony and Modem Baseband, Video Conferencing Front-End, Cellular Base Station Channel Card, Industrial Control Loops.

🎧

Audio Processing and Effects

The DSP56301PW100's 24-bit datapath (about 144 dB dynamic range) and 100 MMACS throughput make it ideal for pro-audio effects units, mixers, and equalisers where high dynamic range and deterministic DSP performance are mandatory. In a typical topology the SSI port streams audio I/O to codecs such as the AK4528 or CS4272 while the core executes biquad cascades and FIR filters using the dual X/Y memories without precision loss. Compared with a 16-bit DSP, the 24-bit path avoids intermediate overflow in long FIRs and FFTs, simplifying algorithm design. Heatsinking is not required at audio clock rates, and the industrial temperature grade supports installation in live-sound consoles and broadcast gear.

Рекомендуется

AK4528 (24-bit audio codec with SSI interface) CS4272 (Stereo audio codec for I/O)

📞

Speech Codecs and VoIP Front-End

For speech codecs (G.729, G.723.1, MELP) and VoIP front-end processing, the DSP56301PW100 delivers enough MIPS to handle multiple channels at 8 kHz sample rate alongside echo cancellation. Its SCI enables connection to a host Ethernet controller for packet I/O, while the Host Interface allows shared-memory hand-off with a microcontroller running the IP stack. The 24-bit datapath preserves precision for adaptive filters in echo cancellers, where coefficient drift on a 16-bit path causes audible artefacts. Channel density of 4-8 simultaneous voice channels per device is realistic at 100 MMACS, suiting small PBX and IP-phone designs.

Рекомендуется

DSP56311VL150 · NXP Semiconductors

🌐

Telephony and Modem Baseband

Originally designed into V.32bis/V.34/V.90 modems, the DSP56301PW100 still fits modem and telephony baseband cards where its deterministic instruction timing and Host Interface simplify PC-card or set-top box integration. The triple timer generates precise DTE rates and frame clocks without software jitter, while the SSI ports to the analogue front-end. Designers porting legacy modem code will find the DSP56301 instruction set identical across the family, easing migration to the DSP56311 at 150 MHz. The part is widely seen in legacy telecom infrastructure for protocol stack maintenance.

Рекомендуется

DSP56311VF150R2 (Higher-speed DSP56300 family member for new designs)

🎥

Video Conferencing Front-End

Video conferencing terminals require echo cancellation, noise suppression, and audio compression - exactly the workload the DSP56301PW100 was designed for in the late 1990s NXP/Freescale reference designs. Typically paired with a host codec ASIC or DSP, it runs the audio path while the host handles H.26x video. The Host Interface supports DMA-style double-buffering for low-latency audio, and the industrial temperature grade allows operation in conference room equipment. With 100 MMACS available, designers can run G.168-compliant echo cancellers at 32-48 ms tail length comfortably.

Рекомендуется

DSP56303AG100 · NXP Semiconductors

📡

Cellular Base Station Channel Card

Although superseded for greenfield 3G/4G designs, the DSP56301PW100 remains viable for maintenance and expansion of legacy GSM channel cards where timing determinism and DSP56300 codebases are already deployed. Its 100 MMACS of throughput channels 8-16 full-rate GSM traffic channels per device with voice-band processing, signalling demodulation, and channel equalisation. The Host Interface eases hand-off to a backplane controller, and the triple timer generates the TDMA frame clock. Designers of maintenance spares should verify NXP last-time-buy dates and stock at distributors before committing to extended support.

Рекомендуется

DSP56311VL150 · NXP Semiconductors

🏭

Industrial Control Loops

The deterministic timing and rich timer resources of the DSP56301PW100 make it a strong fit for industrial control loops running PID, state-space, or Kalman filters at fixed sample rates. Three independent timers let the DSP handle multiple control loops simultaneously - common in multi-axis motor control and process control - while the SSI ports to ADC and DAC peripherals. The industrial temperature grade suits factory-floor enclosures, and the JTAG/OnCE port simplifies in-circuit debug during commissioning. Real-time closed-loop periods under 10 microseconds are achievable thanks to single-cycle MAC operation.

Рекомендуется

DSP56303AG100 · NXP Semiconductors

Сводка рекомендуемых товаров

AK4528 24-bit audio codec with SSI interface Используется в: Audio Processing and Effects CS4272 Stereo audio codec for I/O Используется в: Audio Processing and Effects DSP56311VL150 NXP Semiconductors Используется в: Speech Codecs and VoIP Front-End, Cellular Base Station Channel Card DSP56311VF150R2 Higher-speed DSP56300 family member for new designs Используется в: Telephony and Modem Baseband DSP56303AG100 NXP Semiconductors Используется в: Video Conferencing Front-End, Industrial Control Loops

What is the DSP56301PW100?

The DSP56301PW100 is a 24-bit fixed-point Digital Signal Processor from NXP, operating at 100 MHz and delivering 100 MMACS of throughput, housed in a 208-pin LQFP package. It is part of the DSP56300 family and integrates 24 kB of on-chip RAM, 9 kB of ROM, an SSI, an SCI, a Host Interface, and a triple timer module. The part targets general-purpose DSP, multimedia, and telecommunication workloads such as video conferencing and cellular telephony.

What is the operating frequency of the DSP56301PW100?

The DSP56301PW100 operates at a clock rate of 100 MHz, providing 100 MMACS (million multiply-accumulates per second) of sustained DSP throughput, as listed on DigiKey and Mouser product pages. This speed allows real-time implementation of typical audio and voice algorithms including FIR/IIR filtering, echo cancellation, and basic speech codecs. The companion device DSP56303AG100 supports similar clocking, while the DSP56311 family scales higher.

How much on-chip memory does the DSP56301PW100 have?

The DSP56301PW100 includes 24 kB of on-chip RAM and 9 kB of ROM, divided into separate X-data, Y-data, and program memory spaces per the Harvard architecture of the DSP56300 family. The X-data and Y-data RAM each store 24-bit words, sized for typical audio-bandwidth signal buffers and coefficient tables. External memory expansion is supported through the Host Interface and external memory ports.

What package does the DSP56301PW100 use?

The DSP56301PW100 ships in a 208-pin LQFP (Low-profile Quad Flat Pack) package measuring 28 x 28 mm with gull-wing leads, identified as package code LFQFP on distributor listings. This is a large, fine-pitch surface-mount package suitable for high-density digital designs but impractical for hand assembly. It uses surface-mount soldering and is supplied in tray packaging.

Is the DSP56301PW100 still in production?

The DSP56301PW100 is in last-time-buy / mature lifecycle status as of October 2026; NXP and Freescale originally marketed it as a long-lifecycle DSP, but newer designs should evaluate the DSP56311 and DSP56321 families for new programs. Distributors such as DigiKey and Mouser still carry inventory, and specialist distributors like Heisener report stock of several thousand pieces. For long-term production, confirm current NXP product change notifications before committing to new designs.

Where can I buy the DSP56301PW100?

The DSP56301PW100 can be purchased from authorised distributors including DigiKey (sku 559853), Mouser, Octopart listed pricing from 6 distributors, and specialist suppliers such as Heisener (stock ~5,088 pieces per their listing as of October 2026) and Omo-ic. Pricing varies by quantity - expect unit prices in the $40-80 range depending on breaks. Lead times are typically immediate for in-stock distributor inventory, with 5-9 day delivery typical of US-based distributors.

What is the price of the DSP56301PW100?

Distributor pricing for the DSP56301PW100 as of October 2026 ranges roughly $78.50 at qty 1 down to about $49.75 at qty 1000, based on aggregated distributor listings on Octopart and Heisener. Pricing trends down with quantity breaks at 10, 100, 500, and 1000 pieces. Specialty distributors may quote higher or lower depending on stock age and reel integrity. Always request a fresh quote for current stock and lead time.

What is the lead time for the DSP56301PW100?

Lead time for the DSP56301PW100 is typically immediate (ships today) for in-stock units at major distributors such as DigiKey, as listed on their product page. Heisener reports shipment within 3-5 working days with estimated delivery Mar 19 - Mar 24 for in-stock 5,088 pieces as of October 2026. Last-time-buy or EOL stock may carry longer lead times if factory stock has been depleted. Confirm with the distributor before placing NCNR orders.

What interfaces does the DSP56301PW100 provide?

The DSP56301PW100 provides three primary serial/parallel interfaces: a Host Interface (HI) for direct connection to an external microcontroller bus, a Synchronous Serial Interface (SSI) for codecs and audio peripherals, and a Serial Communications Interface (SCI) for UART-style asynchronous communication. It also exposes a JTAG/OnCE debug port and a triple timer module for event timing and scheduling. Together these interfaces cover typical audio/telephony system topologies.

DSP56301PW100 vs DSP56311 - which is better for new designs?

For new designs the DSP56311 family (e.g. DSP56311VL150, 150 MHz) is generally preferred over the DSP56301PW100 because it offers higher clock rates, additional peripherals, and a more current lifecycle status while keeping instruction-set compatibility. The DSP56301PW100 remains attractive for cost-sensitive legacy designs and for maintaining installed bases where firmware already targets it. Choose DSP56311 for new greenfield designs; choose DSP56301PW100 only for maintenance or cost-down replacements.

What is the best drop-in replacement for the DSP56301PW100?

The best drop-in replacements for the DSP56301PW100 in the same 208-LQFP family are higher-speed DSP56311 and DSP56303 family parts (e.g., DSP56303AG100, DSP56311VF150R2, DSP56311VL150), all of which share the DSP56300 instruction set and many pin assignments. The DSP56303AG100 in particular is a near-pin-compatible higher-memory variant in the same family. Cross-brand drop-in equivalents in this niche are limited; the realistic replacement strategy is to stay within the DSP56000/DSP56300 family.

Where can I download the DSP56301PW100 datasheet PDF?

The official DSP56301PW100 datasheet (DSP56301 Technical Data Sheet) is available from NXP at https://www.nxp.com/docs/en/data-sheet/DSP56301.pdf. Mirror copies are hosted on alldatasheet.com and datasheets.com. The datasheet covers architecture, pinout, electrical characteristics, memory maps, and programming model for the DSP56301 part family that includes the PW100 package variant.

Where can I find the DSP56301PW100 pinout?

The DSP56301PW100 pinout is documented in the datasheet at https://www.nxp.com/docs/en/data-sheet/DSP56301.pdf. The part uses a 208-pin LQFP package (28 x 28 mm) with pins grouped by function: data bus (D0-D23), address bus (A0-A15), control signals (RD, WR, PS, DS, X/Y strobes), Host Interface pins, SSI, SCI, JTAG/OnCE, and power/ground. Refer to the device datasheet for the exact pin-by-pin mapping before PCB layout.

Is the DSP56301PW100 RoHS compliant?

RoHS compliance status of the DSP56301PW100 is not explicitly stated in the verified distributor listings and should be confirmed from the latest NXP product change notification or material declaration. Many legacy NXP/Freescale parts ship in leaded (SnPb) finishes while newer shipments are Pb-free. Confirm RoHS and REACH status with NXP or your distributor's compliance documentation before placing orders for RoHS-required applications.

Is the DSP56301PW100 suitable for audio processing?

Yes, the DSP56301PW100 is well suited to audio processing thanks to its 24-bit datapath (about 144 dB dynamic range), 100 MMACS throughput, separate X/Y data memories for efficient FIR/IIR implementation, and SSI port for connecting to codecs like the CS4272 or AK4528. Its 100 MHz clock supports multi-channel audio at 48 kHz with headroom for effects, mixing, and basic parametric EQ. Designers commonly use it in pro-audio gear, mixer consoles, and effects units.

Справочные инженерные данные для DSP56301PW100 — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose the DSP56301PW100 only when (a) you are maintaining an installed base of legacy DSP56300 firmware or hardware, (b) you need an exact footprint match for a 208-LQFP 100 MHz DSP56300 design, or (c) you are sourcing maintenance spares for older telecom, audio, or industrial systems. For new designs, prefer the DSP56311VL150 (150 MHz, EFCOP, same family) for higher throughput at the same cost. The DSP56303AG100 is the right choice when you need more on-chip RAM (40 kB) at the same 100 MHz speed. Cross-brand drop-in parts are not commercially realistic in this niche - the practical replacement strategy is staying within the NXP/Freescale DSP56300 family rather than swapping to a different vendor's DSP.

Сравнение с аналогами

Параметр	Этот товар	DSP56303AG100	DSP56311VF150R2	DSP56311VL150	DSP56311VL150R2
Brand	NXP Semiconductors	NXP Semiconductors	NXP Semiconductors	NXP Semiconductors	NXP Semiconductors
Package	208-LQFP (28x28 mm)	208-LQFP family - same footprint	208-LQFP family - same footprint	208-LQFP family - same footprint	208-LQFP family - same footprint
Part Family	DSP56300	DSP56300	DSP56300 / Symphony DSP56K	DSP56300 / Symphony DSP56K	DSP56300 / Symphony DSP56K
Clock Rate	100 MHz	100 MHz	150 MHz	150 MHz	150 MHz
Performance	100 MMACS	100 MMACS	150 MMACS	150 MMACS	150 MMACS
Data Word Width	24-bit fixed point	24-bit fixed point	24-bit fixed point	24-bit fixed point	24-bit fixed point
Host Interface	Yes (HI)	Yes (HI)	Yes (HI)	Yes (HI)	Yes (HI)
Enhanced Filter Coprocessor (EFCOP)	No	No	Yes	Yes	Yes
Lifecycle Status	Last-time-buy (mature)	Obsolete (per Octopart)	Obsolete (per Octopart)	Obsolete (per Octopart)	Obsolete (per Octopart)

Ключевые отличия

Mature, drop-in-supported DSP56300 member (против DSP320C10)
Family-level pin compatibility with higher-speed DSP56311 (против DSP56311VL150)
Same family as DSP56303AG100 with extra memory (против DSP56303AG100)

Заметки по проектированию

Estimated: the DSP56301PW100 requires separate core (VDD) and I/O (VDDIO=3.3V) supplies; place 0.1uF ceramic decoupling capacitors within 5mm of each VDD/VDDIO pin pair, plus a bulk 10-47uF tantalum or polymer capacitor on each rail. The 208-LQFP has approximately 25 VDD pins and 35 GND pins distributed around the perimeter - tie ALL of them to their respective planes with at least 0.5mm-wide traces or vias directly to internal power/ground planes. Power sequencing: bring up the I/O supply before the core supply, or use a supply supervisor to avoid latch-up during hot-plug events.

The 208-LQFP package at 28x28 mm has a 0.5 mm lead pitch. Use 4-layer PCB with continuous ground and power planes beneath the device for low-impedance return paths and SSI/SCI signal integrity. Route the 24-bit external data bus D[23:0] and address bus A[23:0] with matched length matching within approximately 10 mm to preserve bus timing at 100 MHz. Place SSI, SCI, JTAG, and Host Interface signals on inner layers adjacent to the device to avoid stubs. Include a 4-layer impedance-controlled stack-up for reliable 100 MHz operation - estimated: microstrip impedance of 50 ohms requires approximately 0.20 mm trace width on 0.20 mm prepreg over a solid ground plane (verify with your stack-up manufacturer).

The DSP56301PW100 has separate X-data and Y-data memory buses - leaving the Y memory under-utilised wastes up to half the available memory bandwidth. A frequent issue is incorrect JTAG connection: TCK, TMS, TDI, TDO, and TRST must each be tied through a 10-100k pull-up to VDDIO if unused, otherwise the device may enter unknown states on reset. The PLL filter capacitor on PCAP must be a low-leakage NP0/C0G part - using X7R or Y5V will cause PLL jitter and increased cycle-to-cycle timing variation. Always assert RESET for at least 100 ms after both supplies are stable to guarantee proper initialisation.

Estimated: at 100 MHz in a 208-LQFP package, the DSP56301PW100 dissipates approximately 0.5-1.0W depending on peripheral activity. Use the package theta_JA figure of approximately 25-30 C/W (with adequate copper planes and airflow) to estimate junction temperature. Derate by at least 50% for industrial temperature grade designs to ensure margin at the upper end (-40C to +85C). Add thermal vias under the exposed pad area (and within the ground/power plane grid) to spread heat into inner planes. For sealed enclosures, verify worst-case temperature rise with a thermocouple on the package top during characterisation.

Информация о соответствии

RoHS

Unknown

REACH

Unknown

AEC-Q100

Not Applicable

Без свинца

Unknown

Без галогенов

Unknown

Конфликтные минералы

Unknown

RoHS, REACH, lead-free and conflict-mineral status for the DSP56301PW100 were not present in the verified distributor listings. The Vyrian listing identifies the package as LFQFP with gull-wing terminals, suggesting a fine-pitch QFP construction, but does not state a material finish. Confirm RoHS compliance and the lead-free (Pb-free) finish with NXP's product change notification or a current manufacturer material declaration before placing orders for RoHS-required designs. AEC-Q100 does not apply: this is a digital signal processor for industrial/commercial DSP, not an automotive-qualified part. The part is listed as obsolete by Octopart but remains stocked at multiple distributors as of October 2026.

Данные проверены: 2026-10-15 — данные проверены и курируются командой компонентной инженерии XAIPART

Источники: Manufacturer Datasheet, Distributor, Distributor, Distributor, Distributor, Distributor, Octopart, Manufacturer Datasheet, Octopart, Octopart, Distributor

Связанные компоненты & термины

NXP Semiconductors DSP56301PW100 DSP56300 family DSP56301 DSP56303AG100 DSP56311VL150 DSP56311VF150R2 DSP56311VL150R2 24-bit fixed-point DSP Digital Signal Processor MMACS Harvard architecture Host Interface (HI) Synchronous Serial Interface (SSI) Serial Communications Interface (SCI) Triple Timer LQFP-208 gull-wing lead JTAG / OnCE PLL multiply-accumulate (MAC) audio DSP speech codec video conferencing cellular baseband AK4528 (audio codec) CS4272 (stereo codec) RoHS industrial temperature grade