MC68882RC16A vs MC68882RC20A 对比
详细并排对比 MC68882RC16A 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
MC68882RC16A - 16 MHz 68882 FPU Co-Processor | NXP/Motorola
MC68882RC16A ObsoleteFreescale Semiconductor
MC68882RC20A - 32-Bit FPU Co-Processor 20MHz PGA-68 | Freescale
MC68882RC20A Obsolete规格对比
| 参数 | MC68882RC16A | MC68882RC20A |
|---|---|---|
| 品牌 | NXP Semiconductors | Freescale Semiconductor |
| 分类 | DSP | DSP |
| 生命周期状态 | Obsolete | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $48.50 | $88.40 |
| Device Type | Floating-Point Co-Processor (FPU) | — |
| Host CPU Family | Motorola 68020, 68030 | — |
| Core Architecture | HCMOS Enhanced | — |
| Clock Frequency (Rated) | 16 MHz | — |
| Peak Floating-Point Throughput | 46 MIPS equivalent | — |
| Floating-Point Formats | IEEE 754 single, double, extended (80-bit) | — |
| Floating-Point Registers | 8 x 80-bit | — |
| Transcendental Functions | Hardware sin, cos, tan, log, exp, sqrt | — |
| 电源电压 | 5.0 V (single supply) | 5 V |
| 工作温度 | [DATA_NEEDED: operating temperature grade] | 0 C to +70 C |
| 封装 | PGA-68 (26.92 x 26.92 mm) | — |
| 安装类型 | Through-Hole (Pin Grid Array) | Through-Hole (PGA socket) |
| Coprocessor Interface | Motorola Co-Processor Interface (MCPC) | — |
| Pin/Package Family | PGA-68 ceramic/CPGA | — |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance status] | — |
| Process Technology | HCMOS III, ~0.8 um feature size | HCMOS III |
| Function Type | — | Floating-Point Co-Processor (FPU) |
| 数据总线宽度 | — | 32 bit |
| 最大时钟频率 | — | 20 MHz |
| Floating-Point Performance | — | 46 MIPS |
| Package Type | — | 68-pin PGA (26.92 x 26.92 mm) |
| 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) |