ATTINY20-XU vs ATTINY40-XU Comparison
Detailed side-by-side comparison of ATTINY20-XU by Microchip Technology and ATTINY40-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 | ATTINY20-XU | ATTINY40-XU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.43 | $0.00 |
| Product Type | 8-bit AVR RISC microcontroller | 8-bit AVR RISC microcontroller |
| Maximum Clock Frequency | 12 MHz | 12 MHz |
| Flash Memory | 2 KB | 4 KB (2K x 16) |
| Flash Organization | 1K x 16 | — |
| SRAM | 128 bytes | 256 B |
| General-Purpose I/O Lines | 12 | 12 |
| General-Purpose Working Registers | 16 | 16 |
| Timer/Counter 0 | 8-bit timer/counter with 2 PWM channels | — |
| Timer/Counter 1 | 16-bit timer/counter | — |
| ADC | 10-bit | 12-channel, 10-bit ADC |
| Serial Interfaces | UART, SPI, and TWI | — |
| Supply Voltage Options | 2.5 V, 3.3 V, and 5 V | — |
| Package | 14-pin TSSOP | 20-pin TSSOP |
| Mounting Type | Surface Mount | Surface mount |
| Throughput | Up to 12 MIPS | — |
| Programming | In-System Programmable flash memory | In-system programming (ISP) |
| Temperature Classification | Industrial | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | — |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| Timer/Counter | — | 8-bit with 2 PWM channels |
| Additional Timer/Counter Resource | — | 8/16-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 |
| Status | — | Active |