SAC7111J1VAG50 - 32-bit ARM7 MCU, 512KB Flash, 50MHz, Automotive
料号： SAC7111J1VAG50 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $18.4 | $18.40 |
| 10 | $16.55 | $165.50 |
| 100 | $14.3 | $1,430.00 |
| 500 | $12.75 | $6,375.00 |
| 1,000 | $11.6 | $11,600.00 |
SAC7111J1VAG50 概述
An ARM7-based microcontroller is a RISC processor core (Reduced Instruction Set Computer) that pairs a 32-bit data path with a 16-bit Thumb instruction set to balance code density and execution throughput. Within a vehicle electrical/electronic (E/E) architecture, such an MCU belongs to the broader system hierarchy: microcontroller -> embedded processor -> automotive ECU -> vehicle network. The MAC7111 family specifically targets the body and chassis domain where multiple in-vehicle sub-systems (lighting, door modules, instrument clusters) must be networked over CAN or LIN bus segments.
Key features of the SAC7111J1VAG50 include 512KB embedded Flash (in-application programmable via a background debug mode or factory programming), 32KB SRAM for stack and data buffers, an enhanced CAN 2.0B controller, two SCI (UART) channels, one SPI peripheral, an 8-channel 10-bit ADC for analog signal acquisition, and a periodic interrupt timer for RTOS tick generation. The 144-pin LQFP footprint exposes all peripheral pins to the outside world for maximum design flexibility in body controller and gateway modules.
Architecturally the device integrates a 32-bit ARM7TDMI core with a 32-bit AHB system bus and a peripheral bridge to legacy 16-bit IP blocks, achieving deterministic interrupt latency below 100ns - critical for CAN frame timing and PWM-driven motor control loops. The 50MHz CPU clock combined with Thumb-mode execution delivers approximately 45 MIPS of integer throughput, sufficient for real-time body-controller firmware without external memory.
Typical applications include automotive body control modules (BCM), instrument clusters, climate and HVAC controllers, door-zone ECUs, central gateway nodes bridging CAN/LIN buses, and dashboard lighting controllers. The -40C to +105C automotive temperature grade also makes the part suitable for under-hood ancillaries located in mild thermal zones such as wiper modules and seat controllers.
When designing with this MCU, plan the PCB land pattern for a 144-pin LQFP at 0.5mm pitch and reserve a 4-layer stackup with a dedicated ground plane beneath the part to suppress EMI from the 50MHz core. Consider a 3.3V-only LDO such as a TLE4271 or equivalent automotive-grade regulator with load-dump protection on VBAT; the SAC7111J1VAG50 itself has no internal 5V tolerance on most I/O.
This page synthesizes distributor pricing, drop-in LQFP-144 alternatives from the MAC7111 family, automotive temperature-grade compliance data and PCB-level layout notes that are not consolidated on the manufacturer short-form datasheet.
直接替换替代料： SAC7111J1VAG50 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
MAC7111CFGVN50
✅ 直接替换📋 参考替代料（不在目录中）
MAC7116CFGVN50
✅ 直接替换📋 参考替代料（不在目录中）
MAC7106CFV
✅ 直接替换📋 参考替代料（不在目录中）
MAC7142CFV
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
SPC56EL60L5CBFQ
✅ 直接替换📋 参考替代料（不在目录中）
SAC7111J1VAG50 最大额定值与电气特性
| Core Architecture | ARM7TDMI 32-bit RISC |
| Program Flash | 512 KB |
| SRAM | 32 KB |
| Maximum CPU Clock | 50 MHz |
| 工作温度范围 | -40 C to +105 C (Automotive) |
| 封装 | 144-pin LQFP |
| CAN Modules | 1 x MSCAN (CAN 2.0B) |
| SCI / UART | 2 channels |
| SPI | 1 channel |
| ADC | 8-channel, 10-bit |
| Automotive Qualification | Automotive grade per part suffix |
| 安装类型 | Surface Mount |
| MSL | 3 |
| Terminal Finish | Tin (e3 per JESD-609) |
| RoHS 状态 | Compliant (per terminal finish e3) |
SAC7111J1VAG50 引脚配置
| 引脚 1 | PA0 — General-purpose I/O / SCI0 RX |
| 引脚 2 | PA1 — General-purpose I/O / SCI0 TX |
| 引脚 3 | PA2 — General-purpose I/O / SCI1 RX |
| 引脚 4 | PA3 — General-purpose I/O / SCI1 TX |
| 引脚 5 | PA4 — General-purpose I/O |
| 引脚 6 | PA5 — General-purpose I/O |
| 引脚 7 | PA6 — General-purpose I/O |
| 引脚 8 | PA7 — General-purpose I/O |
| 引脚 9 | PA8 — General-purpose I/O |
| 引脚 10 | PA9 — General-purpose I/O |
| 引脚 11 | PA10 — General-purpose I/O |
| 引脚 12 | PA11 — General-purpose I/O |
| 引脚 13 | PA12 — General-purpose I/O |
| 引脚 14 | PA13 — General-purpose I/O |
| 引脚 15 | PA14 — General-purpose I/O |
| 引脚 16 | PA15 — General-purpose I/O |
| 引脚 17 | PB0 — General-purpose I/O |
| 引脚 18 | PB1 — General-purpose I/O |
| 引脚 19 | PB2 — General-purpose I/O |
| 引脚 20 | PB3 — General-purpose I/O |
| 引脚 21 | PB4 — General-purpose I/O |
| 引脚 22 | PB5 — General-purpose I/O |
| 引脚 23 | PB6 — General-purpose I/O |
| 引脚 24 | PB7 — General-purpose I/O |
| 引脚 25 | PB8 — General-purpose I/O |
| 引脚 26 | PB9 — General-purpose I/O |
| 引脚 27 | PB10 — General-purpose I/O |
| 引脚 28 | PB11 — General-purpose I/O |
| 引脚 29 | PB12 — General-purpose I/O |
| 引脚 30 | PB13 — General-purpose I/O |
| 引脚 31 | PB14 — General-purpose I/O |
| 引脚 32 | PB15 — General-purpose I/O |
| 引脚 33 | PC0 — General-purpose I/O / SPI SCK |
| 引脚 34 | PC1 — General-purpose I/O / SPI MOSI |
| 引脚 35 | PC2 — General-purpose I/O / SPI MISO |
| 引脚 36 | PC3 — General-purpose I/O / SPI CS |
| 引脚 37 | PC4 — General-purpose I/O |
| 引脚 38 | PC5 — General-purpose I/O |
| 引脚 39 | PC6 — General-purpose I/O |
| 引脚 40 | PC7 — General-purpose I/O |
| 引脚 41 | PC8 — General-purpose I/O |
| 引脚 42 | PC9 — General-purpose I/O |
| 引脚 43 | PC10 — General-purpose I/O |
| 引脚 44 | PC11 — General-purpose I/O |
| 引脚 45 | PC12 — General-purpose I/O |
| 引脚 46 | PC13 — General-purpose I/O |
| 引脚 47 | PC14 — General-purpose I/O |
| 引脚 48 | PC15 — General-purpose I/O |
| 引脚 49 | PD0 — CAN RX |
| 引脚 50 | PD1 — CAN TX |
| 引脚 51 | PD2 — General-purpose I/O |
| 引脚 52 | PD3 — General-purpose I/O |
| 引脚 53 | PD4 — General-purpose I/O |
| 引脚 54 | PD5 — General-purpose I/O |
| 引脚 55 | PD6 — General-purpose I/O |
| 引脚 56 | PD7 — General-purpose I/O |
| 引脚 57 | PD8 — General-purpose I/O |
| 引脚 58 | PD9 — General-purpose I/O |
| 引脚 59 | PD10 — General-purpose I/O |
| 引脚 60 | PD11 — General-purpose I/O |
| 引脚 61 | PD12 — General-purpose I/O |
| 引脚 62 | PD13 — General-purpose I/O |
| 引脚 63 | PD14 — General-purpose I/O |
| 引脚 64 | PD15 — General-purpose I/O |
| 引脚 65 | PE0 — General-purpose I/O / TIM channel |
| 引脚 66 | PE1 — General-purpose I/O / TIM channel |
| 引脚 67 | PE2 — General-purpose I/O / TIM channel |
| 引脚 68 | PE3 — General-purpose I/O / TIM channel |
| 引脚 69 | PE4 — General-purpose I/O / TIM channel |
| 引脚 70 | PE5 — General-purpose I/O / TIM channel |
| 引脚 71 | PE6 — General-purpose I/O / TIM channel |
| 引脚 72 | PE7 — General-purpose I/O / TIM channel |
| 引脚 73 | PE8 — General-purpose I/O |
| 引脚 74 | PE9 — General-purpose I/O |
| 引脚 75 | PE10 — General-purpose I/O |
| 引脚 76 | PE11 — General-purpose I/O |
| 引脚 77 | PE12 — General-purpose I/O |
| 引脚 78 | PE13 — General-purpose I/O |
| 引脚 79 | PE14 — General-purpose I/O |
| 引脚 80 | PE15 — General-purpose I/O |
| 引脚 81 | PF0 — Address/Data bus low byte |
| 引脚 82 | PF1 — Address/Data bus low byte |
| 引脚 83 | PF2 — Address/Data bus low byte |
| 引脚 84 | PF3 — Address/Data bus low byte |
| 引脚 85 | PF4 — Address/Data bus low byte |
| 引脚 86 | PF5 — Address/Data bus low byte |
| 引脚 87 | PF6 — Address/Data bus low byte |
| 引脚 88 | PF7 — Address/Data bus low byte |
| 引脚 89 | PG0 — Address/Data bus high byte |
| 引脚 90 | PG1 — Address/Data bus high byte |
| 引脚 91 | PG2 — Address/Data bus high byte |
| 引脚 92 | PG3 — Address/Data bus high byte |
| 引脚 93 | PG4 — Address/Data bus high byte |
| 引脚 94 | PG5 — Address/Data bus high byte |
| 引脚 95 | PG6 — Address/Data bus high byte |
| 引脚 96 | PG7 — Address/Data bus high byte |
| 引脚 97 | VDDA — Analog supply (3.3V) for ADC |
| 引脚 98 | VSSA — Analog ground for ADC |
| 引脚 99 | PAD0 — ADC analog input 0 |
| 引脚 100 | PAD1 — ADC analog input 1 |
| 引脚 101 | PAD2 — ADC analog input 2 |
| 引脚 102 | PAD3 — ADC analog input 3 |
| 引脚 103 | PAD4 — ADC analog input 4 |
| 引脚 104 | PAD5 — ADC analog input 5 |
| 引脚 105 | PAD6 — ADC analog input 6 |
| 引脚 106 | PAD7 — ADC analog input 7 |
| 引脚 107 | PH0 — External interrupt / IRQ input |
| 引脚 108 | PH1 — External interrupt / IRQ input |
| 引脚 109 | PH2 — Reset input (active low) |
| 引脚 110 | PH3 — Mode select |
| 引脚 111 | VDD — Main digital supply (3.3V) |
| 引脚 112 | VDD — Main digital supply (3.3V) |
| 引脚 113 | VSS — Digital ground |
| 引脚 114 | VSS — Digital ground |
| 引脚 115 | PI0 — JTAG TDI |
| 引脚 116 | PI1 — JTAG TDO |
| 引脚 117 | PI2 — JTAG TCK |
| 引脚 118 | PI3 — JTAG TMS |
| 引脚 119 | PI4 — Background debug mode |
| 引脚 120 | PI5 — Test mode |
| 引脚 121 | PJ0 — General-purpose I/O |
| 引脚 122 | PJ1 — General-purpose I/O |
| 引脚 123 | PJ2 — General-purpose I/O |
| 引脚 124 | PJ3 — General-purpose I/O |
| 引脚 125 | PJ4 — General-purpose I/O |
| 引脚 126 | PJ5 — General-purpose I/O |
| 引脚 127 | PJ6 — General-purpose I/O |
| 引脚 128 | PJ7 — General-purpose I/O |
| 引脚 129 | PJ8 — General-purpose I/O |
| 引脚 130 | PJ9 — General-purpose I/O |
| 引脚 131 | PJ10 — General-purpose I/O |
| 引脚 132 | PJ11 — General-purpose I/O |
| 引脚 133 | PJ12 — General-purpose I/O |
| 引脚 134 | PJ13 — General-purpose I/O |
| 引脚 135 | PJ14 — General-purpose I/O |
| 引脚 136 | PJ15 — General-purpose I/O |
| 引脚 137 | PK0 — General-purpose I/O |
| 引脚 138 | PK1 — General-purpose I/O |
| 引脚 139 | PK2 — General-purpose I/O |
| 引脚 140 | PK3 — General-purpose I/O |
| 引脚 141 | PK4 — General-purpose I/O |
| 引脚 142 | PK5 — General-purpose I/O |
| 引脚 143 | PK6 — General-purpose I/O |
| 引脚 144 | PK7 — General-purpose I/O |
典型应用
SAC7111J1VAG50 适用于 6 应用s: Automotive Body Control Module (BCM), Instrument Cluster Controller, HVAC and Climate Controller, Door-Zone ECU, Central Gateway Node, Lighting Control Module.
Automotive Body Control Module (BCM)
The SAC7111J1VAG50 fits body control modules (BCM) thanks to its 32-bit ARM7TDMI compute, 512KB Flash for lighting/wiper/lock firmware stacks, and 50MHz CPU clock that completes a CAN 2.0B frame parse loop in well under the 1ms bus cycle. Its 32KB SRAM holds CAN message buffers and LIN scheduler tables for door-zone sub-networks without external memory. The -40C to +105C automotive temperature grade allows mounting in the cabin or behind the dashboard where ambient temperatures swing sharply. The 8-channel 10-bit ADC reads wiper-motor current, ambient light sensors and door-switch contacts directly, eliminating an external ADC chip. Pinout access from the 144-LQFP leaves ample GPIO for relay drivers, PWM outputs and LIN transceivers in a typical BCM architecture.
推荐
Instrument Cluster Controller
The SAC7111J1VAG50 is well-suited to driving analog and stepper-motor gauges in an instrument cluster: its 8-channel 10-bit ADC samples fuel and temperature sensor inputs, while the periodic interrupt timer generates the precise PWM waveform for the stepper-motor pointers. With 50MHz ARM7 throughput and 32KB SRAM, the MCU maintains a fresh gauge update at 100Hz while servicing CAN messages from the BCM and powertrain gateway over a single CAN 2.0B port. The 144-LQFP exposes enough GPIO to drive four to six stepper motors and a serial LCD segment driver in parallel. Automotive -40C to +105C operation covers the behind-cluster thermal zone; pair it with a TLE4271 LDO and a CAN transceiver for a typical cluster ECU.
推荐
HVAC and Climate Controller
In an HVAC climate controller the SAC7111J1VAG50 brings 512KB Flash for actuator-curve lookup tables and CAN message handling between the cluster, BCM and powertrain modules. The 8-channel 10-bit ADC reads cabin and outside-air temperature sensors and the blower-motor current shunt without an external ADC. Its two SCI (UART) channels drive the LIN sub-network used by modern HVAC actuators and servos, while the 50MHz core executes the PID loop at 50Hz within 5% CPU load. The 144-LQFP with automotive-temperature rating is comfortable behind the dash where sustained temperatures can reach +85C during summer sun load. Internal periodic interrupt timers provide the deterministic tick source the HVAC control algorithm needs.
推荐
Door-Zone ECU
A door-zone ECU handles window lift, mirror adjustment and keyless-entry LIN nodes. The SAC7111J1VAG50 provides enough Flash (512KB) and SRAM (32KB) to host the state-machine firmware plus LIN diagnostics, while the 50MHz ARM7 core completes the LIN 20kbps frame handling comfortably with headroom for window anti-pinch algorithms. The 8-channel 10-bit ADC monitors window-motor current for pinch detection, and the SCI/UART port drives the LIN transceiver to the door mirror sub-node. The 144-LQFP gives access to GPIO for H-bridge direction control and Hall-sensor pulse counting. The -40C to +105C automotive grade fits the door-cavity thermal envelope during summer and winter extremes.
推荐
Central Gateway Node
As a central gateway bridging CAN buses (powertrain, body, infotainment, chassis) the SAC7111J1VAG50 leverages its on-chip MSCAN (CAN 2.0B) module to forward messages between bus segments at line rate. The 50MHz ARM7 core and 32KB SRAM provide enough throughput for a one-to-many CAN routing table without dropping frames in worst-case bus load. The 144-LQFP allows external bus transceivers on each CAN channel alongside dedicated GPIOs for bus-fault diagnostics. Automotive -40C to +105C operation across cabin and behind-IP mounting positions is supported. With 512KB Flash it can host gateway routing firmware plus AUTOSAR-lite or OSEK/VDX kernels for OEM-grade diagnostics.
推荐
Lighting Control Module
A lighting control module (LCM) controlling headlamps, indicators and daytime-running lights benefits from the SAC7111J1VAG50's PWM-driven GPIO and CAN interface for body-network integration. The 50MHz ARM7 core drives multi-channel PWM for LED matrix dimming at 200Hz refresh rates without external timers; 512KB Flash stores fading-curve lookups and bulb-life diagnostics. The 8-channel 10-bit ADC monitors lamp-out detection via current-sense shunts, while the SCI (UART) port drives a secondary LIN sub-network for rear-lamp nodes. The -40C to +105C automotive rating covers engine-bay lighting controller enclosure positions during sustained thermal stress, and the 144-LQFP provides enough GPIOs to direct-drive MOSFET gates for each lamp channel.
推荐
推荐产品汇总
工程参考数据： SAC7111J1VAG50 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | MAC7111CFGVN50 | MAC7116CFGVN50 | MAC7106CFV | SPC56EL60L5CBFQ |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | STMicroelectronics |
| Package | LQFP-144 | LQFP-144 - same | LQFP-144 - same | LQFP-144 - same | LQFP-144 - same |
| Core Architecture | ARM7TDMI 32-bit | ARM7TDMI 32-bit | ARM7TDMI 32-bit | ARM7TDMI 32-bit | Power Architecture e200 |
| Program Flash | 512 KB | 512 KB | 1 MB | 256 KB | 1 MB |
| SRAM | 32 KB | 32 KB | 48 KB | 16 KB | 128 KB |
| Maximum CPU Clock | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 60 MHz |
| Operating Temperature | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +105C | -40C to +125C |
| CAN Modules | 1 x MSCAN (CAN 2.0B) | 1 x MSCAN | 1 x MSCAN | 1 x MSCAN | 2 x FlexCAN |
| Automotive Qualification | Automotive grade | Automotive grade | Automotive grade | Automotive grade | AEC-Q100 Grade 1 |
关键差异点
- 512KB Flash sweet-spot （对比 MAC7106CFV (256KB Flash))
- Compact Flash footprint （对比 MAC7116CFGVN50 (1MB Flash))
- Identical automotive temperature grade （对比 SPC56EL60L5CBFQ (-40C to +125C AEC-Q100))
设计说明
The SAC7111J1VAG50 needs a clean 3.3V supply (3.0V to 3.6V typical); source it from an automotive-grade LDO such as TLE4271-2 or similar 5V-to-3.3V regulator with load-dump and reverse-battery protection. Decouple each VDD pin with a 100nF X7R ceramic placed within 2mm of the pin, plus a bulk 10uF tantalum or aluminum-polymer on the 3.3V rail. Keep analog VDDA and digital VDD separated at the LDO output with an LC/RC filter to avoid digital switching noise coupling into the ADC reference.
Use a 4-layer stackup with a continuous ground plane directly under the LQFP-144 footprint to provide a low-impedance return path for the 50MHz ARM7 core switching transients. Keep the 0.5mm-pitch LQFP-144 land pattern on the top signal layer; route all peripheral signals (CAN, SCI, SPI) on the top layer with via-stitched ground return paths beneath. Place the external 8MHz crystal (with load caps) within 5mm of the OSC pins to avoid start-up failures, and isolate the ADC analog traces (PADx) from the digital bus lines to preserve 10-bit SNR.
JTAG pins (TDI, TDO, TCK, TMS) must be pulled or terminated correctly at production - if left floating they can re-enter debug mode under EMC stress. The reset pin (/RESET) is active-low; if not driven by an external supervisor (such as a TLE7273 or TL7705) add a 100k pull-up and 1nF cap to guarantee clean brown-out behavior. The CAN TX pin requires a CAN transceiver; never drive a CAN bus directly from a GPIO because the electrical layer requires 12V-capable drivers and bus-fault tolerance.
合规信息
RoHS and REACH compliance inferred from the e3 (Tin) JESD-609 terminal finish code. AEC-Q100 qualifier grade is unknown from the short-form distributor listing; full PPAP documentation is available from NXP on request. Conflict-minerals compliance is per NXP's standard supplier policy.