MC68334GCEH20 vs MC68332ACEH25 对比
详细并排对比 MC68334GCEH20 出自 NXP Semiconductors 和 MC68332ACEH25 出自 NXP Semiconductors。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | MC68334GCEH20 | MC68332ACEH25 |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | Obsolete | 最后采购期 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $27.95 | $35.54 |
| Manufacturer | NXP Semiconductors (formerly Freescale / Motorola) | — |
| Product Type | 32-bit Microcontroller (MCU) | — |
| Core Architecture | CPU32 (M68300 / 68k family) | — |
| Instruction Set | M68000 compatible | — |
| Operating Frequency (Max) | 20 MHz | — |
| 数据总线宽度 | 32-bit (internal) / 16-bit (external) | 32 bit |
| Program Memory | ROMless (external memory required) | — |
| RAM Size | 1 Kbyte (1024 bytes) standby RAM | — |
| 封装 | 132-pin PQFP (Plastic Quad Flat Pack), 24.13 x 24.13 mm | 132-PQFP (24.13 x 24.13 mm) |
| Integrated Peripherals | System Integration Module (SIM), Time Processing Unit (TPU) | — |
| 电源电压 | 5 V typical [DATA_NEEDED: exact range] | 5 V |
| 工作温度范围 | [DATA_NEEDED: industrial temperature limits] | -40C to +85C (automotive) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | [DATA_NEEDED: requires verification - Freescale-era part] | Non-compliant (legacy part) |
| Lead-Free | [DATA_NEEDED: requires verification] | — |
| Core | — | CPU32 (M68300 family, 32-bit) |
| Processor Series | — | M683xx (CPU32) |
| 最大时钟频率 | — | 25 MHz |
| Program Memory Type | — | ROMless (external memory required) |
| On-chip SRAM | — | 2 KB |
| Peripheral Modules | — | CPU32, SIM, TPU, QSM (via IMB) |
| Timers / TPU Channels | — | 16 channels (TPU) |
| Serial Interfaces | — | QSM (queued SPI + SCI/UART) |
| I/O Pins | — | [DATA_NEEDED: I/O pin count] |
| Automotive Grade | — | Yes (AEC-Q100 qualified family) |