C8051F221 vs C8051F220 Comparison
Detailed side-by-side comparison of C8051F221 by Silicon Labs and C8051F220 by Silicon Labs. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | C8051F221 | C8051F220 |
|---|---|---|
| Brand | Silicon Labs | Silicon Labs |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Unknown |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.00 | $0.00 |
| Product Type | 8-bit mixed-signal microcontroller | 8-bit mixed-signal microcontroller |
| Core / Series | 8051-compatible C8051F2xx | — |
| Maximum Clock Frequency | 25 MHz | — |
| Maximum Throughput | 25 MIPS | — |
| Flash Memory | 8 KB (8K x 8) | 8 KB (8K x 8) |
| RAM Size | 256 x 8 bits | — |
| ADC Resolution | 8 bits | 8 bit |
| ADC Channel Count | 22 channels | — |
| ADC External Inputs | 22 inputs; each port I/O can be configured as an ADC input on the fly | 32 channels |
| ADC Maximum Throughput | 100 ksps | 100 ksps |
| ADC Integral Nonlinearity | +/-1/2 LSB | ±1/2 LSB |
| Comparator Count | 2 | — |
| Comparator Hysteresis | Programmable | — |
| Supply Voltage | 2.7 V to 3.6 V | [DATA_NEEDED: Supply Voltage] |
| Package | 32-LQFP (7 x 7 mm) | 48-pin TQFP, 7 x 7 mm |
| Mounting Type | Surface Mount | Surface mount |
| Programming Memory Type | ISP Flash | — |
| RoHS Status | Compliant | unknown |
| Processor Core | — | C8051F2xx 8051-compatible core |
| Maximum Clock | — | 25 MHz |
| Data Bus Width | — | 8 bit |
| ISP Flash | — | 8 KB |
| Programmable Amplifier Gain | — | 0.5x, 1x, 2x, 4x, 8x, 16x |
| Comparators | — | 2 |
| Operating Temperature | — | [DATA_NEEDED: Operating Temperature] |
| REACH Status | — | unknown |