ATTINY40-XU vs ATTINY20-XU Comparison
Detailed side-by-side comparison of ATTINY40-XU by Microchip Technology and ATTINY20-XU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | ATTINY40-XU | ATTINY20-XU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.00 | $0.43 |
| Product Type | 8-bit AVR RISC microcontroller | 8-bit AVR RISC microcontroller |
| Maximum Clock Frequency | 12 MHz | 12 MHz |
| Flash Memory | 4 KB (2K x 16) | 2 KB |
| SRAM | 256 B | 128 bytes |
| General-Purpose I/O Lines | 12 | 12 |
| General-Purpose Working Registers | 16 | 16 |
| Timer/Counter | 8-bit with 2 PWM channels | — |
| Additional Timer/Counter Resource | 8/16-bit | — |
| ADC | 12-channel, 10-bit ADC | 10-bit |
| ADC Channels | 12 channels | — |
| ADC Resolution | 10 bits | — |
| Core Processor | AVR | — |
| Data Bus Width | 8 bits | — |
| Connectivity | I2C, SPI | — |
| Operating Voltage | 2.5 V, 3.3 V, or 5 V | — |
| Operating Temperature Range | -40C to +85C | — |
| Package | 20-pin TSSOP | 14-pin TSSOP |
| Mounting Type | Surface mount | Surface Mount |
| Programming | In-system programming (ISP) | In-System Programmable flash memory |
| Status | Active | — |
| Flash Organization | — | 1K x 16 |
| Timer/Counter 0 | — | 8-bit timer/counter with 2 PWM channels |
| Timer/Counter 1 | — | 16-bit timer/counter |
| Serial Interfaces | — | UART, SPI, and TWI |
| Supply Voltage Options | — | 2.5 V, 3.3 V, and 5 V |
| Throughput | — | Up to 12 MIPS |
| Temperature Classification | — | Industrial |
| RoHS Status | — | [DATA_NEEDED: RoHS status] |
| REACH Status | — | [DATA_NEEDED: REACH status] |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification] |