MC68882CRC20A vs MC68882RC20A 对比
详细并排对比 MC68882CRC20A 出自 NXP Semiconductors 和 MC68882RC20A 出自 Freescale Semiconductor。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。
NXP Semiconductors
MC68882CRC20A - 32-bit Floating-Point Coprocessor, 20 MHz | NXP
MC68882CRC20A ⚠ 最后一次采购Freescale Semiconductor
MC68882RC20A - 32-Bit FPU Co-Processor 20MHz PGA-68 | Freescale
MC68882RC20A Obsolete规格对比
| 参数 | MC68882CRC20A | MC68882RC20A |
|---|---|---|
| 品牌 | NXP Semiconductors | Freescale Semiconductor |
| 分类 | DSP | DSP |
| 生命周期状态 | 最后采购期 | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $35.20 | $88.40 |
| 功能 | Floating-Point Coprocessor (FPU) | — |
| 数据总线宽度 | 32-bit | 32 bit |
| Operating Frequency | 20 MHz | — |
| Performance | 46 MIPS | — |
| Supported CPU Family | Motorola 68020 / 68030 | — |
| Architecture | M68000 Coprocessor Interface | — |
| Floating-Point Format | IEEE 754 single & double precision | — |
| Internal Registers | 8 x 80-bit floating-point | — |
| Operating Voltage | [DATA_NEEDED: VCC specification] | — |
| 工作温度 | [DATA_NEEDED: temperature range] | 0 C to +70 C |
| 封装 | 68-Pin PGA (CPGA-68, 26.92 x 26.92 mm) | — |
| 安装类型 | Through-Hole | Through-Hole (PGA socket) |
| Technology | CMOS, static core | — |
| 引脚数量 | 68 | — |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance] | — |
| Process Technology | CMOS | HCMOS III |
| Function Type | — | Floating-Point Co-Processor (FPU) |
| 最大时钟频率 | — | 20 MHz |
| Floating-Point Performance | — | 46 MIPS |
| Package Type | — | 68-pin PGA (26.92 x 26.92 mm) |
| 电源电压 | — | 5 V |
| IEEE 754 Compliance | — | Yes (single and double precision) |
| Register File | — | 8 x 80-bit floating-point registers |
| Data Registers | — | 8 x 32-bit |
| Instruction Set Compatibility | — | MC68881 / MC68882 |
| Bus Interface | — | Asynchronous, 68020-compatible |
| Transcendental Support | — | Yes (sin, cos, tan, log, exp, sqrt) |