MC68882RC40A vs MC68882RC20A Comparison
Detailed side-by-side comparison of MC68882RC40A by NXP Semiconductors and MC68882RC20A by Freescale Semiconductor. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
NXP Semiconductors
MC68882RC40A - 40MHz 32-Bit FP Co-Processor 68-PGA | NXP Freescale
MC68882RC40A ObsoleteFreescale Semiconductor
MC68882RC20A - 32-Bit FPU Co-Processor 20MHz PGA-68 | Freescale
MC68882RC20A ObsoleteSpecification Comparison
| Parameter | MC68882RC40A | MC68882RC20A |
|---|---|---|
| Brand | NXP Semiconductors | Freescale Semiconductor |
| Category | DSP | DSP |
| Lifecycle Status | Obsolete | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $89.00 | $88.40 |
| Function | Floating-Point Coprocessor | — |
| Data Bus Width | 32-bit | 32 bit |
| 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 | — |
| Supply Voltage | [DATA_NEEDED: VCC value] | 5 V |
| Power Dissipation | [DATA_NEEDED: typical power value] | — |
| Package Type | Pin Grid Array (PGA) | 68-pin PGA (26.92 x 26.92 mm) |
| Package Pin Count | 68 pins | — |
| Package Dimensions | 26.92 x 26.92 mm | — |
| Mounting Type | Through-hole (PGA socket) | Through-Hole (PGA socket) |
| Operating Temperature | [DATA_NEEDED: temperature range] | 0 C to +70 C |
| RoHS Status | unknown | — |
| Function Type | — | Floating-Point Co-Processor (FPU) |
| Maximum Clock Frequency | — | 20 MHz |
| Floating-Point Performance | — | 46 MIPS |
| 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 |