AT91M55800A-33AI
IC MCU 16/32BIT ROMLESS 176TQFP
| Part Description |
ARM7® AT91 Microcontroller IC 16/32-Bit 33MHz ROMless 176-TQFP (24x24) |
|---|---|
| Quantity | 257 Available (as of May 5, 2026) |
| Product Category | Microcontrollers |
|---|---|
| Manufacturer | Microchip Technology |
| Manufacturing Status | Obsolete |
| Datasheet |
Specifications
| Part Package | 176-LQFP |
|---|---|
| Device Package | 176-TQFP (24×24) |
| Mounting Method | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Core Processor: | ARM7® |
| Core Size: | 16/32-Bit |
| Speed: | 33MHz |
| Connectivity: | EBI/EMI, SPI, UART/USART |
| Peripherals: | POR, WDT |
| Number of I/O: | 58 |
| Program Memory Type: | ROMless |
| RAM Size: | 8K x 8 |
| Voltage – Supply (Vcc/Vdd): | 2.7V ~ 3.6V |
| Data Converters: | A/D 8x10b; D/A 2x10b |
| Oscillator Type: | Internal |
Environmental
| REACH Compliance | REACH Unaffected |
|---|---|
| RoHS Compliance | RoHS non-compliant |
| Moisture Sensitivity Level | 3 (168 Hours) |
| ECCN | 3A991A2 |
| HTS Code | 8542.31.0001 |
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