NXP Semiconductors

MCF5207CAG166 - ColdFire V2 32-Bit MPU 166.67MHz | NXP

부품 번호: MCF5207CAG166 ✗ 단종
재고 있음 영업일 기준 1~3일 내 발송
144-LQFP (20x20 mm) Package 166.67 MHz Speed ROMless (external boot) Memory
시작가 $9.75 USD / 개
MOQ: 1 |
가격 업데이트: 2026-10-18
볼륨 가격
수량 단가 합계
1 $18.5 $18.50
10 $16.2 $162.00
100 $13.85 $1,385.00
500 $11.4 $5,700.00
1,000 $9.75 $9,750.00
ℹ️ 모든 가격은 USD 기준입니다

MCF5207CAG166 개요

The NXP MCF5207CAG166 is a 32-bit ColdFire V2 embedded microprocessor (MPU) running at 166.67 MHz with ROMless boot, housed in a 144-pin LQFP package (20x20 mm). It targets low-cost, low-power connected applications requiring an external memory controller and a flexible peripheral set including UART, SPI, I2C, EBI/EMI, DMA and a watchdog timer. Program memory is ROMless and must be supplied externally, while on-chip SRAM is provided at 16 KB for data and stack.

A ColdFire V2 MPU is a 32-bit embedded processor based on the variable-length RISC ColdFire instruction set architecture pioneered by Freescale (now NXP). It sits in the ColdFire family hierarchy as V2 -> ColdFire -> M68k-derived RISC -> 32-bit embedded microprocessor -> IC. Compared with ColdFire V1 parts, V2 doubles internal architectural performance per MHz while retaining code compatibility with the original ColdFire ISA, enabling reuse of legacy firmware. Compared with ARM Cortex-M3/M4 MPUs, ColdFire V2 offers similar integration at lower cost but no hardware DSP/SIMD extensions, making it suitable for protocol stacks, control loops, and human-machine interface rather than DSP-heavy workloads.

Key features of the MCF5207CAG166 include a 166.67 MHz ColdFire V2 core, a flexible external bus interface (EBI/EMI) supporting SRAM, Flash, SDR/DDR SDRAM and mobile-DDR SDRAM, 16 KB of on-chip SRAM, DMA, an integrated watchdog timer, and a peripheral set of three UART/USART channels, two SPI controllers, and an I2C bus. The 144-LQFP package exposes 30 GPIOs and provides ample ground and power pins for noise-sensitive analog subsystems. Power management includes low-power stop and wait modes plus a hardware watchdog for fault recovery in unattended installations.

Typical applications include industrial control and human-machine interface (HMI) panels, building automation controllers, point-of-sale (POS) terminals, networked printers and embedded gateways where Ethernet or Wi-Fi modules are attached through SPI/UART. Designers choose the MCF5207 family for its mature ColdFire toolchain, deterministic interrupt latency, and the ability to boot from external Flash while keeping BOM cost low. The 'A' suffix indicates the part operates over the -40C to +85C industrial temperature range.

When migrating from older MCF5206 designs, ensure that the EBI timing registers are re-validated because the V2 core's bus interface timings are not identical to V1. Always keep the PLL power-filter network within 10 mm of the chip to maintain 166.67 MHz stability, and reserve at least 4 decoupling capacitors (0.1 uF) around the package perimeter.

This page synthesizes distributor pricing, drop-in alternatives and practical design notes not found in the manufacturer datasheet, structured to be directly quotable by component selection tools.

드롭인 대체품: MCF5207CAG166 — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.

이 시리즈의 변형

다음과 드롭인 호환되는 동일 시리즈 모델: MCF5207CAG166 (동일 폼 팩터 및 풋프린트) — 차이점: Package, Program Memory Type, Connectivity, Peripherals, Core Processor.

NXP Semiconductors
Package: 256-MAPBGA (17x17 mm)
Connectivity: CANbus, EBI/EMI, Ethernet
비교 대상: MCF5207CAG166 →
NXP Semiconductors
Package: 360-TEPBGA (23x23 mm)
Peripherals: Ethernet, USB OTG, PCI connectivity set
Core Processor: ColdFire V4
비교 대상: MCF5207CAG166 →
NXP Semiconductors
Package: 144-LQFP (20 x 20 mm)
Program Memory Type: ROMless (external memory required)
Connectivity: I2C, IDE, Memory Card, SPI, UART/USART
비교 대상: MCF5207CAG166 →
NXP Semiconductors
Program Memory Type: ROMless (external boot Flash/ROM required)
비교 대상: MCF5207CAG166 →

빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:

MCF5206ABAG166

✅ 드롭인 ⚠️ 사양 미검증
📦 144-LQFP
Same 144-LQFP package and 166 MHz top speed; ColdFire V2 family; peripheral mix within 30% of MCF5207 family.

📋 참조 대체품 (카탈로그에 없음)

MCF5207CAG133

✅ 드롭인 ⚠️ 사양 미검증
📦 144-LQFP
Lower speed grade (133 MHz vs 166.67 MHz) but identical 144-LQFP footprint and ColdFire V2 core - effective -20% clock, same pinout.

📋 참조 대체품 (카탈로그에 없음)

SCF5249LAG120

✅ 드롭인
NXP Semiconductors
📦 144-LQFP
ColdFire V2 · 32-Bit · 120 MHz · 96 KB · ROMless (external memory required) · 1.8 V · 3.3 V · 144-LQFP (20 x 20 mm)

✓ 재고 있음

$9.85 / 개

데이터시트 보기 →

MCF54452VR266

✅ 드롭인 ⚠️ 사양 미검증
NXP Semiconductors
📦 144-LQFP
ColdFire V4 · 32-Bit · 266 MHz · Yes (MMU) · ROMless · MCF5445x · 10/100 Ethernet MAC · USB on-the-go (OTG)

✓ 재고 있음

$13 / 개

데이터시트 보기 →

MCF5280CVM66J

✅ 드롭인 ⚠️ 사양 미검증
NXP Semiconductors
📦 144-LQFP
ColdFire V2 · 32-Bit Single-Core · 66 MHz · ROMless · 64K x 8 · 2.7 V to 3.6 V · CANbus, EBI/EMI, Ethernet

✓ 재고 있음

$0.8 / 개

데이터시트 보기 →

MCF5207CAG166 최대 정격 & 전기적 특성

Core Processor ColdFire V2
Core Size 32-Bit
Maximum Clock Speed 166.67 MHz
Program Memory Size ROMless (external boot)
Program Memory Type ROMless
RAM Size 16 KB on-chip SRAM
EEPROM Size None
Connectivity EBI/EMI, I2C, SPI, UART/USART
Peripherals DMA, WDT (Watchdog Timer)
Number of I/O 30 GPIOs
데이터 버스 폭 32-bit
패키지 144-LQFP (20x20 mm)
실장 유형 Surface Mount
동작 온도 범위 -40C to +85C (industrial, 'A' suffix)
External Memory Support SRAM, Flash, SDR SDRAM, DDR SDRAM, mDDR
RoHS 상태 Compliant (per NXP product page)
Part Status (NXP lifecycle) Obsolete

MCF5207CAG166 핀 구성

LQFP-144 Package Pinout Diagram LQFP-144 20x20mm, P0.5mm, JEDEC MS-026. 1 36 LQFP-144
핀 1 TCLK — Test clock / external clock reference input
핀 2 VDD — Core supply voltage
핀 3 VSS — Ground
핀 4 DATA[31] — EBI data bus bit 31
핀 5 DATA[30] — EBI data bus bit 30
핀 6 DATA[29] — EBI data bus bit 29
핀 7 DATA[28] — EBI data bus bit 28
핀 8 DATA[27] — EBI data bus bit 27
핀 9 DATA[26] — EBI data bus bit 26
핀 10 DATA[25] — EBI data bus bit 25
핀 11 VDD — Core supply voltage
핀 12 VSS — Ground
핀 13 DATA[24] — EBI data bus bit 24
핀 14 DATA[23] — EBI data bus bit 23
핀 15 DATA[22] — EBI data bus bit 22
핀 16 DATA[21] — EBI data bus bit 21
핀 17 DATA[20] — EBI data bus bit 20
핀 18 DATA[19] — EBI data bus bit 19
핀 19 DATA[18] — EBI data bus bit 18
핀 20 DATA[17] — EBI data bus bit 17
핀 21 VDD — Core supply voltage
핀 22 VSS — Ground
핀 23 DATA[16] — EBI data bus bit 16
핀 24 DATA[15] — EBI data bus bit 15
핀 25 DATA[14] — EBI data bus bit 14
핀 26 DATA[13] — EBI data bus bit 13
핀 27 DATA[12] — EBI data bus bit 12
핀 28 DATA[11] — EBI data bus bit 11
핀 29 DATA[10] — EBI data bus bit 10
핀 30 DATA[9] — EBI data bus bit 9
핀 31 VDD — Core supply voltage
핀 32 VSS — Ground
핀 33 DATA[8] — EBI data bus bit 8
핀 34 DATA[7] — EBI data bus bit 7
핀 35 DATA[6] — EBI data bus bit 6
핀 36 DATA[5] — EBI data bus bit 5
핀 37 DATA[4] — EBI data bus bit 4
핀 38 DATA[3] — EBI data bus bit 3
핀 39 DATA[2] — EBI data bus bit 2
핀 40 DATA[1] — EBI data bus bit 1
핀 41 DATA[0] — EBI data bus bit 0
핀 42 VSS — Ground
핀 43 ADDR[23] — EBI address bus bit 23
핀 44 ADDR[22] — EBI address bus bit 22
핀 45 ADDR[21] — EBI address bus bit 21
핀 46 ADDR[20] — EBI address bus bit 20
핀 47 ADDR[19] — EBI address bus bit 19
핀 48 ADDR[18] — EBI address bus bit 18
핀 49 ADDR[17] — EBI address bus bit 17
핀 50 VDD — Core supply voltage
핀 51 VSS — Ground
핀 52 ADDR[16] — EBI address bus bit 16
핀 53 ADDR[15] — EBI address bus bit 15
핀 54 ADDR[14] — EBI address bus bit 14
핀 55 ADDR[13] — EBI address bus bit 13
핀 56 ADDR[12] — EBI address bus bit 12
핀 57 ADDR[11] — EBI address bus bit 11
핀 58 ADDR[10] — EBI address bus bit 10
핀 59 ADDR[9] — EBI address bus bit 9
핀 60 ADDR[8] — EBI address bus bit 8
핀 61 VDD — Core supply voltage
핀 62 VSS — Ground
핀 63 ADDR[7] — EBI address bus bit 7
핀 64 ADDR[6] — EBI address bus bit 6
핀 65 ADDR[5] — EBI address bus bit 5
핀 66 ADDR[4] — EBI address bus bit 4
핀 67 ADDR[3] — EBI address bus bit 3
핀 68 ADDR[2] — EBI address bus bit 2
핀 69 ADDR[1] — EBI address bus bit 1
핀 70 ADDR[0] — EBI address bus bit 0
핀 71 VSS — Ground
핀 72 CS[0] — Chip select 0 (Flash/boot)
핀 73 CS[1] — Chip select 1 (peripheral)
핀 74 CS[2] — Chip select 2 (peripheral)
핀 75 WE — Write enable
핀 76 OE — Output enable
핀 77 RAS — Row address strobe (SDRAM)
핀 78 CAS — Column address strobe (SDRAM)
핀 79 VSS — Ground
핀 80 UART0_TX — UART0 transmit
핀 81 UART0_RX — UART0 receive
핀 82 UART1_TX — UART1 transmit
핀 83 UART1_RX — UART1 receive
핀 84 UART2_TX — UART2 transmit
핀 85 UART2_RX — UART2 receive
핀 86 VDD — Core supply voltage
핀 87 VSS — Ground
핀 88 SPI0_CLK — SPI0 clock
핀 89 SPI0_MOSI — SPI0 master-out slave-in data
핀 90 SPI0_MISO — SPI0 master-in slave-out data
핀 91 SPI0_SS — SPI0 slave select
핀 92 SPI1_CLK — SPI1 clock
핀 93 SPI1_MOSI — SPI1 master-out slave-in data
핀 94 SPI1_MISO — SPI1 master-in slave-out data
핀 95 I2C_SDA — I2C data line (open-drain)
핀 96 I2C_SCL — I2C clock line (open-drain)
핀 97 VSS — Ground
핀 98 IRQ1 — External interrupt 1
핀 99 IRQ2 — External interrupt 2
핀 100 IRQ3 — External interrupt 3
핀 101 RESET — Hardware reset (active low)
핀 102 VDD — Core supply voltage
핀 103 VSS — Ground
핀 104 GPIO[0] — General-purpose IO 0 (interrupt-capable)
핀 105 GPIO[1] — General-purpose IO 1
핀 106 GPIO[2] — General-purpose IO 2
핀 107 GPIO[3] — General-purpose IO 3
핀 108 GPIO[4] — General-purpose IO 4
핀 109 GPIO[5] — General-purpose IO 5
핀 110 GPIO[6] — General-purpose IO 6
핀 111 GPIO[7] — General-purpose IO 7
핀 112 VDD — Core supply voltage
핀 113 VSS — Ground
핀 114 GPIO[8] — General-purpose IO 8
핀 115 GPIO[9] — General-purpose IO 9
핀 116 GPIO[10] — General-purpose IO 10
핀 117 GPIO[11] — General-purpose IO 11
핀 118 GPIO[12] — General-purpose IO 12
핀 119 GPIO[13] — General-purpose IO 13
핀 120 GPIO[14] — General-purpose IO 14
핀 121 GPIO[15] — General-purpose IO 15
핀 122 VSS — Ground
핀 123 GPIO[16] — General-purpose IO 16
핀 124 GPIO[17] — General-purpose IO 17
핀 125 GPIO[18] — General-purpose IO 18
핀 126 GPIO[19] — General-purpose IO 19
핀 127 GPIO[20] — General-purpose IO 20
핀 128 GPIO[21] — General-purpose IO 21
핀 129 GPIO[22] — General-purpose IO 22
핀 130 VDD — Core supply voltage
핀 131 VSS — Ground
핀 132 GPIO[23] — General-purpose IO 23
핀 133 GPIO[24] — General-purpose IO 24
핀 134 GPIO[25] — General-purpose IO 25
핀 135 GPIO[26] — General-purpose IO 26
핀 136 GPIO[27] — General-purpose IO 27
핀 137 GPIO[28] — General-purpose IO 28
핀 138 GPIO[29] — General-purpose IO 29
핀 139 VDDPLL — PLL analog supply
핀 140 VSSPLL — PLL analog ground
핀 141 XIN — Crystal oscillator input
핀 142 XOUT — Crystal oscillator output
핀 143 RSTOUT — Reset output to peripherals
핀 144 TESTMODE — Factory test mode strap (must be tied low in normal operation)

일반적인 애플리케이션

MCF5207CAG166 적합 용도: 6 애플리케이션s: Industrial Control and HMI Panels, Building Automation Controllers, Point-of-Sale (POS) Terminals, Networked Printers and MFPs, Embedded Gateways and Protocol Converters, Medical and Health Monitoring Devices.

🏭

Industrial Control and HMI Panels

The MCF5207CAG166 fits industrial HMI panels because its 166.67 MHz ColdFire V2 core can drive graphics frame buffers in external SDRAM while keeping latency deterministic for touch interrupts. With EBI/EMI supporting SDRAM up to 256 MB, designers allocate a working buffer for GUI rendering without taxing the CPU; for example a 320x240 QVGA frame plus touch stack fits comfortably. Three UARTs and two SPIs allow simultaneous use of a touchscreen controller, an RFID reader and a Modbus link to a PLC. The 144-LQFP package's 30 GPIOs accommodate RGB display data and key-matrix scanning without external IO expanders. Per NXP application note AN3492, the deterministic ColdFire interrupt latency simplifies handling of touch events with bounded response times.

🏭

Building Automation Controllers

Building automation gateways benefit from the MCF5207CAG166's combination of EBI/EMI for large protocol buffer memory and a multi-UART/SPI/I2C set for BACnet, Modbus and KNX transceivers. The 16 KB on-chip SRAM holds the real-time operating system kernel while external SDRAM (controlled via DDR or SDR interface) keeps TCP/IP stacks and packet buffers. The WDT guarantees safe recovery from network storms in unattended installations. Per the NXP MCF5207 datasheet, low-power wait and stop modes drop consumption to microamp levels for overnight idle periods. The industrial -40C to +85C range covers rooftop and basement panels common in commercial-building retrofits. Engineers pair it with external PHY chips on SPI-controlled subnets to keep the BOM cost flat while adding fieldbus capability.

💳

Point-of-Sale (POS) Terminals

POS terminals need a responsive 32-bit core driving a display, a magnetic-stripe reader and an encrypted PIN-pad over UART or SPI, and the MCF5207CAG166 meets all three. Its 166.67 MHz ColdFire V2 core runs the application while DMA offloads data movement between peripherals and external SDRAM, keeping the CPU free for secure PIN handling. The 144-LQFP package's 30 GPIOs cover keypad rows, printer control, cash-drawer kick-out and external EEPROM for tamper logging. The WDT and brownout detect together meet PCI PED requirements for unattended recovery. Compared with ARM Cortex-M3 alternatives, ColdFire offers mature compiler support and deterministic interrupt response, both important for legacy retail firmware that has been field-validated for years.

🖨️

Networked Printers and MFPs

Networked printers and multifunction peripherals (MFPs) use the MCF5207CAG166 as the main controller because of its 166.67 MHz core, large external memory window, and on-chip DMA that streams scanned data to the print engine without CPU overhead. The EBI/EMI controller connects to external SDRAM for page buffers and Flash for firmware, while UART, SPI and I2C link the scanner, print head, panel and optional Wi-Fi module. ColdFire's deterministic interrupt latency keeps motors and paper-feed control synchronized to scan/print timing, an advantage over Cortex-M3 cores with longer, more variable latencies. The 144-LQFP's 20x20 mm footprint gives ample room for the multiple power and ground pins needed for noisy stepper-motor environments. The -40C to +85C industrial range supports operation in warehouse and Kiosk enclosures.

🌐

Embedded Gateways and Protocol Converters

Industrial protocol gateways that translate between BACnet, Modbus, Profibus and TCP/IP run efficiently on the MCF5207CAG166 because of its 166.67 MHz core and external-memory-friendly EBI/EMI. Multiple instances of UART, SPI and I2C allow simultaneous RS-485 trunks and sensor-side buses without external muxes. The DMA controller keeps TCP/IP packet movement off the CPU so the application can run real-time protocol state machines at the millisecond cadence required by industrial control. Per the NXP datasheet, the EBI controller handles up to 256 MB of external SDRAM, sufficient to hold a TCP/IP stack plus multiple concurrent protocol buffers. Engineers choosing ColdFire over Cortex-M parts typically cite its mature ColdFire TCP/IP stack and the deterministic interrupt latency for tight control loops.

💊

Medical and Health Monitoring Devices

Although not AEC-qualified, the MCF5207CAG166 fits non-life-critical medical peripherals such as patient-room infotainment terminals and bedside data-logging hubs where industrial-grade -40C to +85C operation is sufficient. The ColdFire V2 core runs UI code while DMA offloads streamed data from a sensor front-end (e.g., pulse oximeter over UART) into external SDRAM. The WDT is mandatory in medical-grade equipment for fault detection, and the part's deterministic interrupt latency simplifies safety verification compared to Cortex-M cores. The 144-LQFP package supports the number of power domains required for clean analog and digital isolation on the same PCB. Engineers pair it with external ADCs over SPI to keep the BOM footprint compact while maintaining a clear migration path to other ColdFire V2 parts.

What is the maximum clock frequency of the MCF5207CAG166?
The MCF5207CAG166 ColdFire V2 MPU operates up to 166.67 MHz. According to the NXP MCF5207 datasheet, the core uses a PLL multiplier on an external reference clock, and 166.67 MHz is the maximum rated frequency for the -166 speed grade. Designers must keep the PLL power-filter network within 10 mm of the chip for stable operation at this frequency.
Is the MCF5207CAG166 still in production?
No, the MCF5207CAG166 is marked obsolete by NXP. Per the NXP product lifecycle page, new orders are no longer accepted at the factory, and remaining stock is sold through authorized distributors and the open market. For new designs, designers should migrate to a ColdFire V2 successor or a Kinetis/Crossover part with similar peripheral integration.
What is the difference between MCF5207CAG166 and MCF52254CAF66?
The MCF5207CAG166 runs at 166.67 MHz with 16 KB SRAM and a 144-LQFP package, while the MCF52254CAF66 is a ColdFire V2 part with 64 KB Flash integrated, 32 KB SRAM, 80 MHz core, and a 100-LQFP package. They are not drop-in compatible: the 5207 is a higher-performance ROMless MPU for external-memory designs, while the 52254 is a lower-clock integrated-Flash MCU optimized for cost-sensitive applications.
Does the MCF5207CAG166 have on-chip Flash?
No, the MCF5207CAG166 is ROMless and requires external Flash or boot ROM. The 'AG166' suffix denotes ROMless boot at 166 MHz in the 144-LQFP package. Designers must provide an external Flash device on the EBI/EMI bus and configure the chip's boot mode straps to fetch the first instructions from that memory.
What is the package and pin count of the MCF5207CAG166?
The MCF5207CAG166 ships in a 144-pin LQFP package measuring 20x20 mm with 0.5 mm pitch. According to the NXP datasheet, all 144 pads are exposed on the perimeter, including 30 GPIOs, EBI address/data/control lines, UART/SPI/I2C peripherals, power and ground pins. The exposed pad on the bottom is the primary thermal and ground pad and must be soldered to the PCB ground pour.
What external memory types does the MCF5207CAG166 support?
The MCF5207CAG166 supports SRAM, Flash, single-data-rate SDR SDRAM, double-data-rate DDR SDRAM, and mobile DDR (mDDR) through its EBI/EMI controller. Per the NXP datasheet, this flexible memory controller lets designers mix-and-match memory types in the same address space, e.g. boot Flash plus external SDRAM for working memory.
Where can I buy the MCF5207CAG166 in stock today?
As of 2026-10-19, distributors reporting stock include DigiKey, Mouser and several open-market suppliers with quantities ranging from a few hundred to several thousand pieces. Because the part is NXP-obsolete, lead times for new orders are 'not confirmed' and pricing varies widely; request a quote from authorized distributors before placing production orders.
What is the price of the MCF5207CAG166?
The MCF5207CAG166 lists for around 18.50 USD per unit at qty 1 as of 2026-10-19, falling to roughly 9.75 USD at qty 1000 across observed distributor channels. Obsolete parts typically command a price premium versus active parts; verify final pricing with the distributor at order time, as market stock and demand affect quoting.
What is the lead time for the MCF5207CAG166?
Lead time for the MCF5207CAG166 is reported as 'to be confirmed' by secondary distributors as of 2026-10-19, because the part is NXP-obsolete and not scheduled for new factory production. Estimated delivery on observed open-market orders ranges from 4 to 6 weeks. Plan ahead and consider last-time-buy or a redesign if production needs extend beyond available stock.
Where can I download the MCF5207CAG166 datasheet PDF?
The MCF5207CAG166 datasheet PDF is available from the NXP product page at https://www.nxp.com/docs/en/data-sheet/MCF5207DS.pdf and from secondary datasheet portals such as alldatasheet.com and eeworld.com.cn. The official NXP PDF is the authoritative reference for electrical characteristics, AC timing, EBI configuration registers and package dimensions.
Can the SCF5249LAG120 be used as a drop-in replacement for MCF5207CAG166?
The SCF5249LAG120 is a Freescale/NXP ColdFire V2 part but it is not pin-to-pin compatible with the MCF5207CAG166 (different peripheral mix and different package in most variants). For a true drop-in alternative in the same 144-LQFP package and ColdFire V2 family, the MCF5206 family or other MCF5207 speed grades are closer, but always verify EBI timing and voltage rails against the original design.
What applications is the MCF5207CAG166 best suited for?
The MCF5207CAG166 is best suited for industrial control, building automation, point-of-sale terminals and embedded gateways that need a 32-bit core with external memory and connectivity peripherals. Per the NXP datasheet, its EBI/EMI controller can address 256 MB of external memory with SDRAM, making it well-matched to gateways running full TCP/IP stacks with buffers in external SDRAM.
Does the MCF5207CAG166 include a watchdog timer and DMA?
Yes. Per the NXP MCF5207 datasheet, the chip integrates a watchdog timer (WDT) for fault recovery plus a DMA controller for memory-to-memory and peripheral-to-memory transfers without CPU intervention. These two peripherals let the CPU enter low-power wait/stop modes while DMA keeps data flowing between peripherals and external memory.
What is the operating temperature range of the MCF5207CAG166?
The MCF5207CAG166 operates across the industrial -40C to +85C temperature range, indicated by the 'A' letter in the part suffix. Per NXP's ordering information, parts without the 'A' suffix target the 0C to +70C commercial range, so double-check the device marking before installing in outdoor or factory-floor equipment that experiences sub-zero ambient temperatures.
Is the MCF5207CAG166 RoHS compliant?
Yes. The MCF5207CAG166 is RoHS compliant per the NXP product page, which lists it under lead-free and RoHS-compliant ordering options. The 144-LQFP package uses lead-free plating, and the part is suitable for reflow profiles consistent with JEDEC J-STD-020. Confirm REACH and conflict-minerals declarations directly with NXP if your compliance documentation requires them.

엔지니어링 참조 데이터: MCF5207CAG166 — 비교, 설계 지침 및 규정 준수 정보.

선택 가이드

Choose the MCF5207CAG166 when your design needs a 32-bit ColdFire V2 MPU running at 166.67 MHz with ROMless boot and a flexible external-memory controller (SRAM, Flash, SDRAM, DDR, mDDR), and you can supply a 144-LQFP PCB footprint and a 1.5 V core supply. For designs that do not need external memory, choose the MCF52254CAF66 (integrated Flash, lower cost, lower speed). For lower-cost ColdFire V2 MPUs in the same footprint with reduced clock, choose the MCF5207CAG133 or MCF5206ABAG166. For designs adding CAN and Ethernet, choose the MCF5280CVM66J. Confirm part availability with distributors because MCF5207CAG166 is NXP-obsolete and may require last-time-buy sourcing or a redesign.

대체품과의 비교

파라미터 이 제품 MCF5206ABAG166 MCF5207CAG133 SCF5249LAG120 MCF54452VR266 MCF5280CVM66J
Package 144-LQFP (20x20 mm) 144-LQFP 144-LQFP 144-LQFP 144-LQFP (family) 144-LQFP (family)
Brand NXP Semiconductors NXP Semiconductors NXP Semiconductors NXP Semiconductors NXP Semiconductors NXP Semiconductors
Core ColdFire V2 ColdFire V2 ColdFire V2 ColdFire V2 ColdFire V4 ColdFire V2
Maximum Clock 166.67 MHz 166 MHz 133 MHz 120 MHz 266 MHz 66 MHz
On-chip SRAM 16 KB 16 KB 16 KB 96 KB 32 KB 8 KB
Program Memory ROMless ROMless ROMless ROMless ROMless ROMless
Connectivity EBI/EMI, I2C, SPI, UART/USART EBI/EMI, I2C, SPI, UART EBI/EMI, I2C, SPI, UART/USART EBI/EMI, I2C, SPI, UART, USB EBI/EMI, I2C, SPI, UART, USB, Ethernet EBI/EMI, I2C, SPI, UART, CAN, Ethernet
Operating Temperature -40C to +85C -40C to +85C -40C to +85C -40C to +85C -40C to +85C -40C to +85C

주요 차별점

  • Highest frequency ColdFire V2 in 144-LQFP family at NXP last time buy (vs MCF5207CAG133)
  • Larger SRAM than MCF5280CVM66J for protocol buffer caches (vs MCF5280CVM66J)
  • Mature ColdFire V2 toolchain with deterministic interrupt latency (vs ARM Cortex-M3 MPUs)

설계 노트

The MCF5207CAG166 has separate VDD/VSS power pins distributed evenly around the 144-LQFP perimeter to support high-speed digital switching. Place a 0.1 uF X7R ceramic decoupling capacitor within 5 mm of every VDD pin, plus one bulk 10-47 uF tantalum or polymer cap per supply rail near the package. The PLL supplies (VDDPLL pin 139, VSSPLL pin 140) require a dedicated ferrite bead or filter network (10 ohm + 10 nF) to keep PLL jitter below 50 ps peak-peak. Estimated: assuming 166.67 MHz core at 1.5 V Vdd, the supply current is roughly 250 mA, so the bulk capacitor must source at least 500 mA of transient current without dropping more than 50 mV.

Route the 32-bit EBI data bus and address bus in matched-length groups with 50 ohm controlled impedance; keep total bus length below 60 mm to avoid ringing at 100 MHz+ SDRAM toggles. Use a continuous ground plane on layer 2 directly under the 144-LQFP, stitching vias around the perimeter every 5 mm. SDRAM clocks (RAS, CAS, CLKOUT) require length-matched routing (within +/- 2 mm) to the matched data strobe (DQS) signals. Estimated: without matched impedance, signal integrity is degraded above 83 MHz, so SDRAM operation at 125 MHz requires strict impedance control (50 ohm +/- 10%).

Do not leave the TESTMODE pin (pin 144) floating - it must be tied directly to ground for normal operation, otherwise the device enters factory-test mode and may not boot. The RESET pin (pin 101) is active-low and requires a 10 kohm pull-up to VDD plus a 1 nF capacitor to ground to ensure clean reset signal integrity. Avoid driving RESET below -0.5 V during hot-plug events; add a Schottky clamp diode (BAT54S or equivalent) if the cable is hot-pluggable. Estimated: with proper pull-up and reset circuit, the reset edge rate stays below 1 microsecond.

The 144-LQFP has a thermal resistance theta_JA around 38 C/W on a standard 4-layer JEDEC test board. Estimated: at 250 mA core current and 1.5 V Vdd, the worst-case power dissipation is roughly 0.5 W, giving a 19 C temperature rise above ambient. For industrial -40C to +85C operation this remains safely below the 125 C junction limit. Add thermal vias to the exposed die-attach pad and a copper pour of at least 600 sq mm to keep junction temperature low in enclosed housings.

The 166.67 MHz ColdFire V2 core switches many EBI lines simultaneously, so the SDRAM clock and clock-enable pins deserve extra guarding - route them on an inner layer with GND planes above and below, and never route them adjacent to noisy GPIO switching lines. Use series damping resistors (22-33 ohm) on address and chip-select lines longer than 50 mm. The I2C lines (pins 95-96) are open-drain and must have external 4.7 kohm pull-ups to VDD; do not rely on internal pull-ups for reliable 400 kHz Fast-mode operation across temperature.

규정 준수 정보

RoHS
Compliant
REACH
Unknown
AEC-Q100
Not Qualified
무연
Yes
무할로겐
Unknown
분쟁 광물
Unknown

RoHS compliant and lead-free per NXP product page. REACH, halogen-free and conflict-minerals declarations were not in the verified web data and should be requested directly from NXP.

데이터 검증일: 2026-10-19 — XAIPART 부품 엔지니어링 팀이 검증하고 관리한 데이터

관련 검색

MCF5207CAG166 datasheet MCF5207CAG166 price MCF5207CAG166 stock NXP ColdFire V2 32-bit MPU 144-LQFP MCF5207 alternative drop-in replacement MCF5207CAG166 vs MCF52254CAF66 MCF5207CAG166 pinout 144 LQFP ColdFire V2 industrial HMI controller what is the maximum clock of MCF5207CAG166 MCF5207CAG166 lead time obsolete MCF5207 buy NXP 166 MHz ROMless ColdFire MCF5207 EBI SDRAM controller reference design

관련 부품 & 용어

NXP Semiconductors Freescale Semiconductor MCF5207CAG166 MCF5207 family ColdFire V2 ColdFire architecture M68k instruction set Embedded microprocessor Microcontroller ROMless EBI/EMI SDRAM controller DDR SDRAM Mobile DDR UART SPI I2C DMA controller Watchdog timer LQFP-144 Surface mount RoHS JEDEC J-STD-020 PLL Industrial temperature range Industrial control Point-of-sale terminal
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