C8051F321 vs C8051F311 Comparison
Detailed side-by-side comparison of C8051F321 by Silicon Labs and C8051F311 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 | C8051F321 | C8051F311 |
|---|---|---|
| Brand | Silicon Labs | Silicon Labs |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Product Type | 8-bit mixed-signal microcontroller (MCU) | Mixed-signal 8-bit microcontroller |
| Maximum Clock Frequency | 25 MHz | 25 MHz |
| Maximum CPU Throughput | 25 MIPS | — |
| Core Architecture | Pipelined 8051 core | — |
| Flash Memory | 16 KB (16K x 8) | 16 kB |
| Operating Supply Voltage | 2.7 V to 3.6 V | — |
| ADC Resolution | 10 bits | 10 bit |
| ADC Maximum Sampling Rate | 200 ksps | — |
| ADC Input Configuration | 13 external single-ended or differential inputs | — |
| ADC Reference Options | External VREF pin, internal reference, or VDD | — |
| USB Interface | USB 2.0 function controller with integrated transceiver and on-chip clock recovery | — |
| Number of I/O Ports | 21 | — |
| External Conversion Start | External conversion-start input | — |
| Built-in Temperature Sensor | Available through the ADC reference and measurement peripherals | — |
| Package | 28-MLP QFN (5 x 5 mm) | QFN-28, 5 mm x 5 mm |
| Mounting Type | Surface mount | Surface mount |
| RoHS Compliance | RoHS compliant | — |
| Lifecycle Stage | Active | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| RAM Memory | [DATA_NEEDED: RAM memory size] | — |
| CPU Core | — | 8051-compatible |
| Maximum CPU Performance | — | 25 MIPS |
| RAM | — | 1.25 kB |
| ADC Input Channels | — | 17 channels |
| ADC Sampling Rate | — | 200 ksps |
| Comparator Count | — | 2 |
| Timer Count | — | 4 x 16-bit |
| Communication Interfaces | — | [DATA_NEEDED: communication interface types] |
| Power-On Reset | — | On-chip |
| Operating Voltage Range | — | [DATA_NEEDED: operating voltage range] |
| RoHS Status | — | unknown |
| REACH Status | — | unknown |