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