MC68882RC20A vs MC68882RC40A 比較
詳細並排比較 MC68882RC20A 由 Freescale Semiconductor 與 MC68882RC40A 由 NXP Semiconductors. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
Freescale Semiconductor
MC68882RC20A - 32-Bit FPU Co-Processor 20MHz PGA-68 | Freescale
MC68882RC20A ObsoleteNXP Semiconductors
MC68882RC40A - 40MHz 32-Bit FP Co-Processor 68-PGA | NXP Freescale
MC68882RC40A Obsolete規格比較
| 參數 | MC68882RC20A | MC68882RC40A |
|---|---|---|
| 品牌 | Freescale Semiconductor | NXP Semiconductors |
| 類別 | DSP | DSP |
| 生命週期狀態 | Obsolete | Obsolete |
| Function Type | Floating-Point Co-Processor (FPU) | — |
| 資料匯流排寬度 | 32 bit | 32-bit |
| 最大時脈頻率 | 20 MHz | — |
| Floating-Point Performance | 46 MIPS | — |
| Package Type | 68-pin PGA (26.92 x 26.92 mm) | Pin Grid Array (PGA) |
| 安裝類型 | Through-Hole (PGA socket) | Through-hole (PGA socket) |
| 供應電壓 | 5 V | [DATA_NEEDED: VCC value] |
| 工作溫度 | 0 C to +70 C | [DATA_NEEDED: temperature range] |
| 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 | — |
| 功能 | — | Floating-Point Coprocessor |
| Floating-Point Format | — | IEEE 754 single, double, extended (80-bit) |
| Performance | — | 46 MIPS (peak) |
| Clock Frequency | — | 40 MHz |
| Internal Registers | — | 8 x 80-bit FP registers |
| Instruction Set | — | M68000 Family Floating-Point (MFFP) |
| Host CPU Compatibility | — | MC68020, MC68030 |
| Power Dissipation | — | [DATA_NEEDED: typical power value] |
| Package Pin Count | — | 68 pins |
| Package Dimensions | — | 26.92 x 26.92 mm |
| RoHS 狀態 | — | unknown |