MC9S08DV32CLH - 8-bit S08 MCU 32KB FLASH 64-LQFP | NXP
料号： MC9S08DV32CLH ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $6.5 | $6.50 |
| 10 | $5.8 | $58.00 |
| 100 | $5.1 | $510.00 |
| 500 | $4.45 | $2,225.00 |
| 1,000 | $3.95 | $3,950.00 |
MC9S08DV32CLH 概述
What is an 8-bit microcontroller? An 8-bit MCU is a small, low-power processor that fetches and executes instructions on 8-bit data paths; it sits inside the broader taxonomy of microcontrollers -> embedded processors -> semiconductor ICs. The S08 family from NXP (formerly Freescale) is a long-established HCS08 architecture that emphasizes deterministic interrupt latency, on-chip analog and timer peripherals, and very low standby current, making it well suited for industrial, automotive body, and appliance control.
Key features of the MC9S08DV32CLH include an integrated CAN 2.0A/B controller for automotive networking, a 40 MHz bus speed that supports single-cycle access to Flash in many cases, 32 KB of Flash with security and in-application programmability, and 4 KB of on-chip RAM for data and stack. The device also includes a multi-channel timer/PWM block, a 10-bit or higher ADC (per the family datasheet), and a low-voltage detect / power-on reset block for robust cold-start behavior.
Technically, the part is built around the HCS08 CPU v1 with a background debug controller (BDC) for non-intrusive in-circuit programming, an internal clock generator with an FLL that can be driven from an external crystal or resonator, and rich interrupt routing that supports up to 53 GPIO pins plus peripheral-mapped pins. The 64-LQFP footprint gives generous PCB escape routing and easy hand-solder rework compared with smaller QFN packages.
Typical applications include automotive body controllers, HVAC actuators, instrument cluster sub-modules, LIN/CAN slave nodes, industrial sensors, and small home appliances. Designers frequently pair this MCU with NXP CAN transceivers (such as the TJA1040/1050 family), LIN transceivers, and low-cost LDOs for sensor or motor drive rails.
Design considerations: provide a clean 5 V supply rail with adequate bulk decoupling near the MCU, keep the BDC pin accessible for debug, and verify that the chosen Flash/RAM partitioning fits your application code with margin for bootloader or OTA updates. Ensure unused pins are configured as outputs or inputs with internal pull-ups enabled per the datasheet to minimize quiescent current.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
直接替换替代料： MC9S08DV32CLH ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： MC9S08DV32CLH （相同外形与封装尺寸） ——差异在于 RAM Size, Oscillator Type, Package, Core Processor, Instruction Set.
快速对比工具——选择替代料号进行并排对比：
MC9S08DV32CLC
✅ 直接替换✓ 有现货
$4.65 / 个
查看数据手册 →MC9S08MM32CLH
✅ 直接替换✓ 有现货
$3.32 / 个
查看数据手册 →MC9S08MM32CMB
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MC9S08DZ32CLH
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
联系询价
查看数据手册 →MC9S08AW32CFGE
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$2.86 / 个
查看数据手册 →MC9S08DV32CLH 最大额定值与电气特性
| Core | S08 (HCS08) 8-bit |
| Core Size | 8-bit |
| Maximum CPU Frequency | 40 MHz |
| Program Memory (Flash) | 32 KB (32K x 8) |
| RAM Size | 4 KB |
| Number of I/O Pins | 53 |
| 封装 | 64-LQFP (10x10 mm) |
| 安装类型 | Surface Mount |
| 电源电压 | 2.7 V to 5.5 V |
| 工作温度 | -40C to +85C |
| Connectivity | CANbus, I2C, LINbus, SCI, SPI |
| Peripherals | LVD, POR, PWM, WDT |
| Data Converters | A/D (per family datasheet) |
| Oscillator Type | Internal / External crystal |
| Temperature Grade | Industrial |
MC9S08DV32CLH 引脚配置
| 引脚 1 | PTE0/TxD1 — GPIO / SCI1 transmit |
| 引脚 2 | PTE1/RxD1 — GPIO / SCI1 receive |
| 引脚 3 | PTE2 — GPIO port E bit 2 |
| 引脚 4 | PTE3 — GPIO port E bit 3 |
| 引脚 5 | VDD — Supply voltage |
| 引脚 6 | VSS — Ground |
| 引脚 7 | PTE4 — GPIO port E bit 4 |
| 引脚 8 | PTE5 — GPIO port E bit 5 |
| 引脚 9 | PTE6 — GPIO port E bit 6 |
| 引脚 10 | PTE7 — GPIO port E bit 7 |
| 引脚 11 | PTF0 — GPIO port F bit 0 |
| 引脚 12 | PTF1 — GPIO port F bit 1 |
| 引脚 13 | PTF2 — GPIO port F bit 2 |
| 引脚 14 | PTF3 — GPIO port F bit 3 |
| 引脚 15 | PTF4 — GPIO port F bit 4 |
| 引脚 16 | PTF5 — GPIO port F bit 5 |
| 引脚 17 | PTF6 — GPIO port F bit 6 |
| 引脚 18 | PTF7 — GPIO port F bit 7 |
| 引脚 19 | PTG0 — GPIO port G bit 0 |
| 引脚 20 | PTG1 — GPIO port G bit 1 |
| 引脚 21 | PTG2 — GPIO port G bit 2 |
| 引脚 22 | PTG3 — GPIO port G bit 3 |
| 引脚 23 | VDD — Supply voltage |
| 引脚 24 | VSS — Ground |
| 引脚 25 | PTH0 — GPIO port H bit 0 |
| 引脚 26 | PTH1 — GPIO port H bit 1 |
| 引脚 27 | PTH2 — GPIO port H bit 2 |
| 引脚 28 | PTH3 — GPIO port H bit 3 |
| 引脚 29 | PTH4 — GPIO port H bit 4 |
| 引脚 30 | PTH5 — GPIO port H bit 5 |
| 引脚 31 | PTH6 — GPIO port H bit 6 |
| 引脚 32 | PTH7 — GPIO port H bit 7 |
| 引脚 33 | PTJ0 — GPIO port J bit 0 |
| 引脚 34 | PTJ1 — GPIO port J bit 1 |
| 引脚 35 | PTJ2 — GPIO port J bit 2 |
| 引脚 36 | PTJ3 — GPIO port J bit 3 |
| 引脚 37 | PTJ4 — GPIO port J bit 4 |
| 引脚 38 | PTJ5 — GPIO port J bit 5 |
| 引脚 39 | PTJ6 — GPIO port J bit 6 |
| 引脚 40 | PTJ7 — GPIO port J bit 7 |
| 引脚 41 | RESET_b — Active-low reset input |
| 引脚 42 | BKGD/MS — Background debug / mode select |
| 引脚 43 | XTAL — Crystal oscillator pin |
| 引脚 44 | EXTAL — External clock / crystal pin |
| 引脚 45 | VDDR — Regulator supply |
| 引脚 46 | VREFH — ADC reference high |
| 引脚 47 | VREFL — ADC reference low |
| 引脚 48 | PTA0 — GPIO port A bit 0 |
| 引脚 49 | PTA1 — GPIO port A bit 1 |
| 引脚 50 | PTA2 — GPIO port A bit 2 |
| 引脚 51 | PTA3 — GPIO port A bit 3 |
| 引脚 52 | PTA4 — GPIO port A bit 4 |
| 引脚 53 | PTA5 — GPIO port A bit 5 |
| 引脚 54 | PTA6 — GPIO port A bit 6 |
| 引脚 55 | PTA7 — GPIO port A bit 7 |
| 引脚 56 | PTB0 — GPIO port B bit 0 |
| 引脚 57 | PTB1 — GPIO port B bit 1 |
| 引脚 58 | PTB2 — GPIO port B bit 2 |
| 引脚 59 | PTB3 — GPIO port B bit 3 |
| 引脚 60 | PTB4 — GPIO port B bit 4 |
| 引脚 61 | PTB5 — GPIO port B bit 5 |
| 引脚 62 | PTB6 — GPIO port B bit 6 |
| 引脚 63 | PTB7 — GPIO port B bit 7 |
| 引脚 64 | VDD — Supply voltage |
典型应用
MC9S08DV32CLH 适用于 6 应用s: Automotive Body Control Modules, HVAC Actuator and Damper Control, LIN/CAN Slave Sensor Nodes, Industrial Sensor and IO Modules, Small Home Appliance Controllers, Instrument Cluster Sub-modules.
Automotive Body Control Modules
The MC9S08DV32CLH's integrated CAN 2.0A/B controller and LINbus support through the SCI peripheral make it a natural fit for automotive body controllers managing lighting, door modules, mirror actuators, and seat switches. With 32 KB Flash it can host a CAN stack and small application layer, and 53 GPIO provides direct drive for relay and FET gates. The device's 40 MHz S08 core executes the body-controller polling loop with deterministic latency. Pair the MCU with NXP TJA1040 CAN and TJA1027 LIN transceivers for a robust automotive node.
推荐
HVAC Actuator and Damper Control
The MC9S08DV32CLH's PWM block can directly drive brushed DC motors used in HVAC damper and blower actuators. With 4 KB RAM and 32 KB Flash it comfortably fits a small RTOS-free scheduler plus a CAN/LIN slave stack. Its industrial -40C to +85C temperature grade covers under-hood and cabin environments. The 64-LQFP package gives generous escape routing for analog and digital mixed signals typical in HVAC driver boards.
推荐
LIN/CAN Slave Sensor Nodes
For distributed sensor networks, the MC9S08DV32CLH's LINbus support through SCI plus CANbus gives designers a single die to address multiple network topologies. The integrated ADC (per family datasheet) reads analog sensors, and 32 KB Flash holds calibration tables plus the LIN descriptor file. The low-power Run and Wait modes help meet automotive quiescent-current budgets when the vehicle is parked.
推荐
Industrial Sensor and IO Modules
Industrial sensor modules benefit from the MC9S08DV32CLH's 53 GPIO, 10-bit-class ADC channels, and 5 V tolerance. With a robust 2.7-5.5 V supply range the device tolerates industrial 24 V bus transients after external conditioning. The S08 core's deterministic interrupt latency suits fast-protocol industrial buses, and the 64-LQFP footprint gives enough room for TVS protection and isolation barriers in the PCB escape.
推荐
Small Home Appliance Controllers
Washing machines, dishwashers, microwave ovens, and countertop appliances use low-cost 8-bit MCUs to drive keypads, displays, and motor control. The MC9S08DV32CLH's 32 KB Flash hosts a user interface and a small motor-control state machine, while 53 GPIO drives LED arrays and seven-segment displays. The industrial temperature range and integrated PWM block make it a practical choice for appliances that need silent control of TRIAC-driven loads.
推荐
Instrument Cluster Sub-modules
Secondary instrument cluster indicators (turn signal repeaters, gear-position displays, warning lamps) often use 8-bit MCUs because their functions are simple and their volume is high. The MC9S08DV32CLH's CAN interface allows easy integration with the central gateway, and its PWM block drives indicator brightness. The 64-LQFP package accommodates generous ESD protection on automotive connector pins while remaining low cost.
推荐
推荐产品汇总
工程参考数据： MC9S08DV32CLH ——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 | MC9S08DV32CLC | MC9S08MM32CLH | MC9S08MM32CMB | MC9S08DZ32CLH | MC9S08AW32CFGE |
|---|---|---|---|---|---|---|
| Package | 64-LQFP (10x10 mm) | 64-LQFP - same | 64-LQFP (10x10) - same | 64-LQFP - same | 64-LQFP (10x10) - same | 64-LQFP - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | S08 8-bit 40 MHz | S08 8-bit 40 MHz | S08 8-bit (MM family) | S08 8-bit (MM family) | S08 8-bit (DZ family) | S08 8-bit (AW family) |
| Flash | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB |
| RAM | 4 KB | 4 KB | 2-4 KB | 2-4 KB | 2-4 KB | 2-4 KB |
| I/O Pins | 53 | 53 | Up to 53 | Up to 53 | Up to 53 | Up to 53 |
| Connectivity | CAN, I2C, LIN, SCI, SPI | CAN, I2C, LIN, SCI, SPI | I2C, SCI, SPI (CAN family variant) | I2C, SCI, SPI | CAN, I2C, SCI, SPI | I2C, SCI, SPI |
| Lifecycle | Obsolete | Obsolete | Active | Active | Active | Active |
关键差异点
- Integrated CANbus controller （对比 MC9S08MM32CLH)
- 53 GPIO for non-volatile primary counts （对比 MC9S08AW32CFGE)
- Same package footprint as modern DV/MM family members （对比 ST72F325AR4T3)
设计说明
Provide a clean 5 V (or 3.3 V) supply with at least 100 nF decoupling within 5 mm of each VDD/VSS pair. The MC9S08DV32CLH integrates an on-chip voltage regulator (VDDR); route VDDR to a 1-10 uF bulk cap as specified in the datasheet. Reset (RESET_b) must be held low during supply ramp until VDD reaches the LVD threshold. Without proper bulk decoupling, FLL jitter may cause bus timing violations during Flash programming.
Keep the BDC pin accessible for in-circuit programming - route the BKGD/MS line to a 2x3 or 1x6 header, and protect it from ESD with a TVS array. The 64-LQFP 0.5 mm pitch is forgiving for hand rework but ensure the PCB pad design follows the NXP land pattern with solder mask slivers to prevent tombstoning. Place a guard trace around the XTAL/EXTAL pins to keep digital switching noise away from the oscillator loop.
Do not exceed 5.5 V on any pin. Configure unused pins as outputs or inputs with internal pull-ups enabled to minimize quiescent current. When using CAN, ensure the bus termination (typically 120 ohm at each end) is in place; without it, the CAN controller may dominate-bit-error frequently. When migrating from the DV family to the MM family, re-verify the peripheral pin map because some second-function assignments differ.
Separate analog and digital grounds with a single tie point near the MCU's VSS pins to avoid ground loops in ADC measurements. Place the analog reference (VREFH/VREFL) capacitor within 3 mm of the pin. For automotive modules with CAN, keep the CANH/CANL traces short and symmetric, and provide a common-mode choke close to the transceiver to meet OEM EMC requirements.
合规信息
Halogen-free status reported as compliant by Globalspec reference data. RoHS, REACH, AEC-Q100, and lead-free status not explicitly stated in the provided web data and remain unknown.