MC68882RC20A vs MC68882EI16A 对比
详细并排对比 MC68882RC20A 出自 Freescale Semiconductor 和 MC68882EI16A 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。
Freescale Semiconductor
MC68882RC20A - 32-Bit FPU Co-Processor 20MHz PGA-68 | Freescale
MC68882RC20A Obsolete
规格对比
| 参数 | MC68882RC20A | MC68882EI16A |
|---|---|---|
| 品牌 | Freescale Semiconductor | NXP Semiconductors |
| 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） | $88.40 | $36.94 |
| 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) | — |
| 安装类型 | Through-Hole (PGA socket) | Surface Mount |
| 电源电压 | 5 V | — |
| 工作温度 | 0 C to +70 C | — |
| 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) | — |
| Process Technology | HCMOS III | — |
| Part Status | — | Obsolete |
| 功能 | — | Floating-Point Co-Processor |
| Series | — | MC68882 |
| Architecture | — | M68000 Family Coprocessor |
| Clock Speed | — | 16 MHz |
| Operating Temperature Grade | — | Industrial (-40C to +85C) |
| 封装 / 外壳 | — | 68-LCC (J-Lead), PLCC-68 |
| Supplier Device Package | — | 68-PLCC (24.21 x 24.21 mm) |
| Compatible Host CPUs | — | MC68020, MC68030, MC68040 |
| Floating-Point Standard | — | IEEE 754 (single, double, extended) |
| FP Data Registers | — | 8 (FP0-FP7) |
| 接口 | — | M68000 Coprocessor (CP) Interface |
| RoHS 状态 | — | [DATA_NEEDED: RoHS status not in verified data] |
| MSL 等级 | — | [DATA_NEEDED: MSL level not in verified data] |