ATMEGA48PA-MMHR vs ATMEGA48A-MMH Comparison
Detailed side-by-side comparison of ATMEGA48PA-MMHR by Microchip Technology and ATMEGA48A-MMH by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATMEGA48PA-MMHR - 4KB Flash 20MHz AVR MCU | Microchip
ATMEGA48PA-MMHR β ActiveMicrochip Technology
ATMEGA48A-MMH - 8-Bit AVR MCU, 4KB Flash, 20MHz | Microchip
ATMEGA48A-MMH β ActiveSpecification Comparison
| Parameter | ATMEGA48PA-MMHR | ATMEGA48A-MMH |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.62 | $0.86 |
| Core | AVR 8-bit RISC | β |
| Flash Memory | 4 KB (2K x 16) | 4KB (2K x 16) |
| EEPROM | 256 B | 256B |
| SRAM | 512 B | 512B |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Maximum Throughput | 20 MIPS at 20 MHz | β |
| Operating Voltage Range | 1.8 V to 5.5 V | β |
| I/O Lines | 23 | β |
| ADC Resolution | 10-bit | 10-bit |
| Timers | 1 x 8-bit, 1 x 16-bit (plus RTC timer) | 2 x 8-bit, 1 x 16-bit |
| Communication Interfaces | USART, SPI, 2-wire (I2C compatible) | USART, SPI, TWI (I2C-compatible) |
| Analog Comparator | Yes, 1 on-chip | β |
| Watchdog Timer | Programmable, separate on-chip oscillator | β |
| Operating Temperature | -40C to +85C (IND) | -40C to +85C (industrial) |
| Package | 28-pad VQFN/MLF, 4x4 mm, 0.45 mm pitch, 1 mm height | 28-VQFN (4x4 mm, 0.45 mm pitch) |
| Mounting Type | Surface Mount | Surface Mount |
| Packing | Tape & Reel (R suffix) | β |
| RoHS Status | Green / RoHS compliant package | Compliant (green package) |
| Core Architecture | β | 8-bit AVR RISC |
| Supply Voltage Range | β | 4.5 V to 5.5 V (at 20 MHz) |
| Number of I/O | β | 23 |
| ADC Channels | β | 8 |
| MIPS Throughput | β | Up to 20 MIPS at 20 MHz |
| Package Height | β | 1 mm |
| Programming Interface | β | ISP (SPI), DebugWIRE |