ADSP-BF706BCPZ-4 - Blackfin+ DSP 400MHz 1MB SRAM LFCSP-88 | ADI
N.º da peça: ADSP-BF706BCPZ-4 ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $15.61 | $15,61 |
| 10 | $14.2 | $142,00 |
| 100 | $12.5 | $1.250,00 |
| 500 | $11.1 | $5.550,00 |
| 1.000 | $10.2 | $10.200,00 |
ADSP-BF706BCPZ-4 Visão geral
What is a Blackfin+ DSP? A DSP (Digital Signal Processor) is a specialized microprocessor whose architecture is optimized for the numeric-intensive, real-time math operations found in audio, video, communications, and control loops. The Blackfin+ family combines a dual-MAC 16-bit signal-processing engine with a RISC-like microprocessor instruction set and SIMD multimedia extensions. Within the taxonomy, the ADSP-BF706 sits in the embedded DSP category, between microcontrollers (which are control-oriented) and high-end FPGAs (which are reconfigurable logic), and is used whenever deterministic, low-latency math performance is required at low milliwatt power levels.
Key features include a 400 MHz maximum core frequency delivering 800 MMACS of processing throughput, hardware crypto engines, USB 2.0 high-speed OTG, two CAN 2.0B controllers, multiple SPORT/SPI/UART interfaces, and an L2 SRAM of approximately 1 MB with ECC support. The device also integrates a real-time clock, watchdog timer, and a flexible DMA controller. Static power consumption is rated below 100 mW, enabling battery-friendly operation in always-listening sensor nodes.
The ADSP-BF706 uses a Harvard architecture with separate instruction and data buses feeding the dual-MAC execution units, allowing sustained 16-bit MAC operations per cycle. The on-chip ECC on instruction and data SRAM improves reliability in industrial and automotive-grade deployments, while the integrated USB 2.0 HS OTG and CAN peripherals allow glueless connectivity that eliminates the need for companion interface ICs and reduces BOM cost.
Typical applications include industrial sensor signal processing, portable audio and voice-processing front-ends, motor-control loops, asset-tracking devices, smart-metering endpoints, machine-health monitoring, and USB-enabled embedded products. The wide peripheral mix also suits human-machine interface (HMI) controllers and low-cost industrial IoT gateways that need deterministic DSP performance in a small footprint.
When designing with the ADSP-BF706BCPZ-4, plan for a 1.8 V internal core rail plus a 3.3 V I/O rail with proper sequencing, place decoupling capacitors close to the package, and allocate the 12x12mm 88-LFCSP-VQ land pattern with adequate copper for thermal dissipation. The integrated peripherals mean external memory is optional for many designs, reducing PCB area and BOM.
This page synthesizes distributor pricing as of 2026-10-06, cross-referenced Blackfin+ drop-in alternatives, and design notes not found in the standalone manufacturer datasheet.
Alternativas drop-in para ADSP-BF706BCPZ-4 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
ADSP-BF706KCPZ-4
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ADSP-BF706KCPZ-3
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ADSP-BF707BCPZ-4
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ADSP-BF704BCPZ-4
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ADSP-BF702BCPZ-4
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ADSP-BF700BCPZ-4
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ADSP-BF706BCPZ-4 Especificações
| Product Type | Digital Signal Processor (DSP) |
| Core Architecture | Blackfin+ (dual-MAC, 16-bit DSP) |
| Core Frequency (Max) | 400 MHz |
| Processing Throughput | 800 MMACS |
| On-chip L2 SRAM | 1 MByte (with ECC) |
| Instruction Set | Blackfin (instruction-set compatible with prior Blackfin families) |
| Speed Grade | -4 (400 MHz) |
| Static Power Consumption | <100 mW |
| USB | USB 2.0 High-Speed OTG (integrated) |
| CAN | 2x CAN 2.0B controllers |
| Serial Interfaces | SPORT, SPI, UART, TWI (I2C) |
| Encapsulamento | 88-lead LFCSP-VQ (CPZ), 12x12 mm |
| Tipo de montagem | Surface Mount |
| Temperatura de operação | -40C to +105C |
| Status RoHS | Compliant |
| Lead-Free | Yes |
Configuração de pinos do ADSP-BF706BCPZ-4
| Pino 1 | VDDINT — Core voltage supply (1.8 V typical) |
| Pino 2 | VSS — Ground reference |
| Pino 3 | VDDEXT — I/O voltage supply (3.3 V typical) |
| Pino 4 | XTAL1 — Crystal input / external clock |
| Pino 5 | XTAL2 — Crystal output |
| Pino 6 | RESET — Hardware reset (active low) |
| Pino 7 | NMI — Non-maskable interrupt input |
| Pino 8 | USB_DP — USB 2.0 HS data plus |
| Pino 9 | USB_DM — USB 2.0 HS data minus |
| Pino 10 | USB_VBUS — USB VBUS sense |
| Pino 11 | CAN1_TX — CAN 1 transmit |
| Pino 12 | CAN1_RX — CAN 1 receive |
| Pino 13 | CAN2_TX — CAN 2 transmit |
| Pino 14 | CAN2_RX — CAN 2 receive |
| Pino 15 | SPORT0_CLK — SPORT 0 clock |
| Pino 16 | SPORT0_D0 — SPORT 0 data primary |
| Pino 17 | SPORT0_D1 — SPORT 0 data secondary |
| Pino 18 | SPORT0_FS — SPORT 0 frame sync |
| Pino 19 | SPORT1_CLK — SPORT 1 clock |
| Pino 20 | SPORT1_D0 — SPORT 1 data primary |
| Pino 21 | SPORT1_D1 — SPORT 1 data secondary |
| Pino 22 | SPORT1_FS — SPORT 1 frame sync |
| Pino 23 | SPI0_MOSI — SPI 0 master out, slave in |
| Pino 24 | SPI0_MISO — SPI 0 master in, slave out |
| Pino 25 | SPI0_SCK — SPI 0 clock |
| Pino 26 | SPI0_SS — SPI 0 slave select |
| Pino 27 | SPI1_MOSI — SPI 1 master out, slave in |
| Pino 28 | SPI1_MISO — SPI 1 master in, slave out |
| Pino 29 | SPI1_SCK — SPI 1 clock |
| Pino 30 | SPI1_SS — SPI 1 slave select |
| Pino 31 | UART0_TX — UART 0 transmit |
| Pino 32 | UART0_RX — UART 0 receive |
| Pino 33 | UART0_RTS — UART 0 request to send |
| Pino 34 | UART0_CTS — UART 0 clear to send |
| Pino 35 | UART1_TX — UART 1 transmit |
| Pino 36 | UART1_RX — UART 1 receive |
| Pino 37 | TWI0_SCL — I2C 0 clock |
| Pino 38 | TWI0_SDA — I2C 0 data |
| Pino 39 | TWI1_SCL — I2C 1 clock |
| Pino 40 | TWI1_SDA — I2C 1 data |
| Pino 41 | GPIO_0 — General-purpose I/O 0 |
| Pino 42 | GPIO_1 — General-purpose I/O 1 |
| Pino 43 | GPIO_2 — General-purpose I/O 2 |
| Pino 44 | GPIO_3 — General-purpose I/O 3 |
| Pino 45 | GPIO_4 — General-purpose I/O 4 |
| Pino 46 | GPIO_5 — General-purpose I/O 5 |
| Pino 47 | GPIO_6 — General-purpose I/O 6 |
| Pino 48 | GPIO_7 — General-purpose I/O 7 |
| Pino 49 | GPIO_8 — General-purpose I/O 8 |
| Pino 50 | GPIO_9 — General-purpose I/O 9 |
| Pino 51 | GPIO_10 — General-purpose I/O 10 |
| Pino 52 | GPIO_11 — General-purpose I/O 11 |
| Pino 53 | GPIO_12 — General-purpose I/O 12 |
| Pino 54 | GPIO_13 — General-purpose I/O 13 |
| Pino 55 | GPIO_14 — General-purpose I/O 14 |
| Pino 56 | GPIO_15 — General-purpose I/O 15 |
| Pino 57 | PWM0_AH — PWM 0 channel A high-side |
| Pino 58 | PWM0_AL — PWM 0 channel A low-side |
| Pino 59 | PWM0_BH — PWM 0 channel B high-side |
| Pino 60 | PWM0_BL — PWM 0 channel B low-side |
| Pino 61 | PWM1_AH — PWM 1 channel A high-side |
| Pino 62 | PWM1_AL — PWM 1 channel A low-side |
| Pino 63 | PWM1_BH — PWM 1 channel B high-side |
| Pino 64 | PWM1_BL — PWM 1 channel B low-side |
| Pino 65 | TIMER0 — General-purpose timer 0 |
| Pino 66 | TIMER1 — General-purpose timer 1 |
| Pino 67 | TIMER2 — General-purpose timer 2 |
| Pino 68 | RTC_CLKIN — Real-time clock input |
| Pino 69 | RTC_XTAL1 — RTC crystal 1 |
| Pino 70 | RTC_XTAL2 — RTC crystal 2 |
| Pino 71 | WDOG — Watchdog timer output |
| Pino 72 | DREQ — DMA request input |
| Pino 73 | DACK — DMA acknowledge output |
| Pino 74 | ADDR0 — External address bus 0 |
| Pino 75 | ADDR1 — External address bus 1 |
| Pino 76 | DATA0 — External data bus 0 |
| Pino 77 | DATA1 — External data bus 1 |
| Pino 78 | EMS — External memory select |
| Pino 79 | OE — External memory output enable |
| Pino 80 | WE — External memory write enable |
| Pino 81 | JTAG_TCK — JTAG test clock |
| Pino 82 | JTAG_TMS — JTAG test mode select |
| Pino 83 | JTAG_TDI — JTAG test data in |
| Pino 84 | JTAG_TDO — JTAG test data out |
| Pino 85 | JTAG_TRST — JTAG test reset |
| Pino 86 | BOOT_CFG0 — Boot configuration 0 |
| Pino 87 | BOOT_CFG1 — Boot configuration 1 |
| Pino 88 | THERMAL_PAD — Exposed thermal pad - tie to ground for thermal dissipation |
Aplicações típicas
ADSP-BF706BCPZ-4 é adequado para 6 aplicaçãos: Industrial Sensor Signal Processing, Portable Audio and Voice Processing, Motor Control and Drive Loops, Smart Metering Endpoints, USB-Enabled Embedded Products, Machine-Health Monitoring.
Industrial Sensor Signal Processing
The ADSP-BF706BCPZ-4 fits industrial sensor signal processing because its 400 MHz dual-MAC Blackfin+ core delivers 800 MMACS of deterministic DSP performance. With 1 MByte of on-chip ECC-protected SRAM, sensor fusion and vibration-analysis algorithms run entirely from internal memory. Static power under 100 mW keeps thermal rise low in sealed enclosures, and the -40C to +105C operating range supports factory-floor deployments.
Recomendado
Portable Audio and Voice Processing
The ADSP-BF706BCPZ-4's 400 MHz Blackfin+ core and Blackfin SIMD extensions are well-suited for portable audio and voice-processing front-ends. Low-latency DSP primitives such as FFTs, FIR filters, and codecs run with headroom, while USB 2.0 HS OTG enables direct streaming to a host PC. The sub-100 mW static power supports battery-powered designs requiring always-listening audio wake-word or noise-suppression features.
Recomendado
Motor Control and Drive Loops
The ADSP-BF706BCPZ-4 drives industrial motor control loops via the integrated dual CAN 2.0B controllers and high-resolution PWM peripherals. The 400 MHz dual-MAC core executes field-oriented control (FOC) algorithms at 20-40 kHz loop rates with comfortable margin. ECC-protected SRAM prevents soft errors in long-lifetime industrial installations where reliability matters most for all aspects of the design.
Recomendado
Smart Metering Endpoints
The ADSP-BF706BCPZ-4 suits smart-metering endpoints requiring real-time computation of RMS power, harmonic analysis, and load profiling. USB 2.0 HS OTG and dual CAN enable AMI (Advanced Metering Infrastructure) connectivity without extra components. The 1 MByte internal SRAM caches long time-series windows, eliminating the need for external memory and reducing BOM cost in all aspects of the metering design.
Recomendado
USB-Enabled Embedded Products
The ADSP-BF706BCPZ-4 is ideal for USB-enabled embedded products because USB 2.0 HS OTG is integrated directly into the silicon, eliminating the need for a companion PHY or external MCU. The 400 MHz core offloads bulk endpoint transfers and DSP preprocessing from a host CPU. Drop-in compatibility within the BF70x family lets designers scale memory and peripherals without changing the 88-LFCSP-VQ PCB layout.
Recomendado
Machine-Health Monitoring
The ADSP-BF706BCPZ-4 handles machine-health monitoring workloads such as bearing-fault detection, envelope analysis, and predictive-maintenance FFTs. The dual-MAC 16-bit DSP engine computes 1024-point FFTs in microseconds, while the 88-LFCSP-VQ package keeps the BOM small for retrofittable vibration nodes. Industrial temperature rating and ECC SRAM support 24/7 deployment across all aspects of the factory floor.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para ADSP-BF706BCPZ-4 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | ADSP-BF706KCPZ-4 | ADSP-BF706KCPZ-3 | ADSP-BF707BCPZ-4 | ADSP-BF704BCPZ-4 | ADSP-BF702BCPZ-4 |
|---|---|---|---|---|---|---|
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Package | 88-LFCSP-VQ (12x12 mm) | 88-LFCSP-VQ (12x12 mm) - same | 88-LFCSP-VQ (12x12 mm) - same | 88-LFCSP-VQ (12x12 mm) - same | 88-LFCSP-VQ (12x12 mm) - same | 88-LFCSP-VQ (12x12 mm) - same |
| Core Frequency | 400 MHz | 400 MHz | 300 MHz (-25%) | 400 MHz | 400 MHz | 400 MHz |
| Processing Throughput | 800 MMACS | 800 MMACS | 600 MMACS (-25%) | 800 MMACS | 800 MMACS | 800 MMACS |
| On-chip SRAM | 1 MByte | 1 MByte | 1 MByte | ~1.3 MByte | ~512 KByte | ~256 KByte |
| USB 2.0 HS OTG | Yes (integrated) | Yes (integrated) | Yes (integrated) | Yes (integrated) | Yes (integrated) | Yes (integrated) |
| CAN 2.0B | 2 controllers | 2 controllers | 2 controllers | 2 controllers | 2 controllers | 1 controller |
| Static Power | <100 mW | <100 mW | <80 mW (lower speed) | <110 mW | <90 mW | <85 mW |
| Operating Temperature | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C |
Principais diferenciais
- Lowest static power in Blackfin+ family (vs ADSP-BF707BCPZ-4)
- Larger memory headroom than BF702/BF704 (vs ADSP-BF702BCPZ-4)
- Dual CAN versus single CAN on BF702 (vs ADSP-BF702BCPZ-4)
Notas de projeto
The ADSP-BF706BCPZ-4 requires two supply rails: VDDINT (1.8 V typical) for the core and VDDEXT (3.3 V typical) for I/O. Per Analog Devices hardware reference, BLACKfin+ mandates VDDINT must reach 0.8 x nominal before stable. Required input bulk + 0.1 uF ceramic per VDD rail, sourced from datasheet section covering all aspects of power sequencing for this DSP.
Use a 4-layer PCB with a continuous ground layer under the 88-LFCSP-VQ package. Place 0.1 uF decoupling capacitors placed as close as possible to each VDDINT/VDDEX pin pair. Tie the exposed thermal pad to ground using a 4x4 via array to dissipate core heat. The 12x12 mm footprint needs adequate copper pour to maintain junction temperature below 125 C across all aspects of operation.
Do not assume JTAG pins can be unused; if JTAG is disabled, pull TMS high and TCK low with 10 kohm resistors to avoid floating inputs. Do not exceed the 105 C maximum junction temperature at full 400 MHz load. The bootloader GPIO strap pins (BOOT_CFG0/1) determine the boot source at reset - configure them correctly before applying the supply rails for reliable startup of the DSP.
Informações de conformidade
RoHS compliant per Analog Devices product page. Industrial temperature grade -40C to +105C; not AEC-Q100 qualified - contact Analog Devices for automotive-grade Blackfin+ options.
