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| Part Number | PIC16F84AT-20I/SS | PIC16F84A-20I/SS | PIC16F84AT-20/SS | PIC16F84AT-20E/SS | PIC16F84AT-20I/SO |
|---|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Obsolete | Active | Active | Obsolete | Active |
| Core Processor | PIC | PIC | PIC | PIC | PIC |
| Core Size | 8-Bit | 8-Bit | 8-Bit | 8-Bit | 8-Bit |
| Speed | 20MHz | 20MHz | 20MHz | 20MHz | 20MHz |
| Connectivity | - | - | - | - | - |
| Peripherals | POR, WDT | POR, WDT | POR, WDT | POR, WDT | POR, WDT |
| Number of I/O | 13 | 13 | 13 | 13 | 13 |
| Program Memory Size | 1.75KB (1K x 14) | 1.75KB (1K x 14) | 1.75KB (1K x 14) | 1.75KB (1K x 14) | 1.75KB (1K x 14) |
| Program Memory Type | Flash | Flash | Flash | Flash | Flash |
| EEPROM Size | 64 x 8 | 64 x 8 | 64 x 8 | 64 x 8 | 64 x 8 |
| RAM Size | 68 x 8 | 68 x 8 | 68 x 8 | 68 x 8 | 68 x 8 |
| Voltage - Supply (Vcc/Vdd) | 4V ~ 5.5V | 4V ~ 5.5V | 4V ~ 5.5V | 4V ~ 5.5V | 4V ~ 5.5V |
| Data Converters | - | - | - | - | - |
| Oscillator Type | External | External | External | External | External |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 18-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 20-SSOP | 20-SSOP | 20-SSOP | 20-SSOP | 18-SOIC |
