MC68882RC20A vs MC68882RC16A مقایسه
مقایسه دقیق کنار به کنار MC68882RC20A توسط Freescale Semiconductor و MC68882RC16A توسط NXP Semiconductors. مشخصات کلیدی، پارامترهای الکتریکی، بسته‌بندی، وضعیت چرخه عمر، قیمت‌گذاری و موجودی را مقایسه کنید تا بهترین قطعه را برای نیازهای طراحی خود تعیین کنید.
Freescale Semiconductor
MC68882RC20A - 32-Bit FPU Co-Processor 20MHz PGA-68 | Freescale
MC68882RC20A ObsoleteNXP Semiconductors
MC68882RC16A - 16 MHz 68882 FPU Co-Processor | NXP/Motorola
MC68882RC16A Obsoleteمقایسه مشخصات
| پارامتر | MC68882RC20A | MC68882RC16A |
|---|---|---|
| برند | Freescale Semiconductor | NXP Semiconductors |
| دسته‌بندی | DSP | DSP |
| وضعیت چرخه عمر | Obsolete | Obsolete |
| Function Type | Floating-Point Co-Processor (FPU) | — |
| عرض گذرگاه داده | 32 bit | — |
| حداکثر فرکانس کلاک | 20 MHz | — |
| Floating-Point Performance | 46 MIPS | — |
| Package Type | 68-pin PGA (26.92 x 26.92 mm) | — |
| نوع نصب | Through-Hole (PGA socket) | Through-Hole (Pin Grid Array) |
| ولتاژ تغذیه | 5 V | 5.0 V (single supply) |
| دمای کاری | 0 C to +70 C | [DATA_NEEDED: operating temperature grade] |
| 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 | HCMOS III, ~0.8 um feature size |
| 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 |
| بسته‌بندی | — | PGA-68 (26.92 x 26.92 mm) |
| Coprocessor Interface | — | Motorola Co-Processor Interface (MCPC) |
| Pin/Package Family | — | PGA-68 ceramic/CPGA |
| وضعیت RoHS | — | [DATA_NEEDED: RoHS compliance status] |