| PartNumber | ADSP-21488KSWZ-4B1 | ADSP-21488KSWZ-4A | ADSP-21488KSWZ-4B |
| Description | Digital Signal Processors & Controllers - DSP, DSC ADSP-21488 SHARC High Performance SRC | Digital Signal Processors & Controllers - DSP, DSC 4th Gen High Perf 400MHz 3Mbits RAM | Digital Signal Processors & Controllers - DSP, DSC 4th Gen High Perf 400MHz 3Mbits RAM |
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Category | Digital Signal Processors & Controllers - DSP, DSC | Digital Signal Processors & Controllers - DSP, DSC | Digital Signal Processors & Controllers - DSP, DSC |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | LQFP-176 | LQFP-100 | LQFP-176 |
| Series | ADSP-21488 | ADSP-21488 | ADSP-21488 |
| Product | DSPs | DSPs | DSPs |
| Core | SHARC | SHARC | SHARC |
| Maximum Clock Frequency | 400 MHz | 400 MHz | 400 MHz |
| L1 Cache Instruction Memory | - | - | - |
| L1 Cache Data Memory | - | - | - |
| Program Memory Size | - | - | - |
| Data RAM Size | 3 Mbit | 3 Mbit | 3 Mbit |
| Operating Supply Voltage | 1.1 V | 1.1 V | 1.1 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Tray | Tray | Tray |
| Brand | Analog Devices | Analog Devices | Analog Devices |
| Interface Type | 2-Wire, SPI, UART | 2-Wire, SPI, UART | 2-Wire, SPI, UART |
| Number of I/Os | 16 I/O | 16 I/O | 16 I/O |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| I/O Voltage | 3.47 V | 3.47 V | 3.47 V |
| Instruction Type | Floating Point | Floating Point | Floating Point |
| MFLOPS | 2400 MFLOPS | 2400 MFLOPS | 2400 MFLOPS |
| MMACS | 800 | 800 | 800 |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of Cores | 1 Core | 1 Core | 1 Core |
| Number of Timers/Counters | 3 Timer | 3 Timer | 3 Timer |
| Processor Series | SHARC | - | - |
| Product Type | DSP - Digital Signal Processors & Controllers | DSP - Digital Signal Processors & Controllers | DSP - Digital Signal Processors & Controllers |
| Factory Pack Quantity | 40 | 90 | 40 |
| Subcategory | Embedded Processors & Controllers | Embedded Processors & Controllers | Embedded Processors & Controllers |
| Supply Voltage Max | 1.15 V | 1.15 V | 1.15 V |
| Supply Voltage Min | 1.05 V | 1.05 V | 1.05 V |
| Tradename | SHARC | SHARC | SHARC |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | Watchdog Timer |
| Unit Weight | 0.067010 oz | 0.046530 oz | 0.067010 oz |
| Height | - | 1.4 mm | 1.4 mm |
| Length | - | 14 mm | 24 mm |
| Width | - | 14 mm | 24 mm |