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| Part Number | COP8SGR728N8 | COP8SGE728N8 | COP8SGR728M8 |
|---|---|---|---|
| Manufacturer | National Semiconductor | National Semiconductor | Texas Instruments |
| Product Status | Active | Active | Obsolete |
| Core Processor | COP8 | COP8 | COP8 |
| Core Size | 8-Bit | 8-Bit | 8-Bit |
| Speed | 15MHz | 15MHz | 15MHz |
| Connectivity | Microwire/Plus (SPI), UART/USART | Microwire/Plus (SPI), UART/USART | Microwire/Plus (SPI), UART/USART |
| Peripherals | POR, PWM, WDT | POR, PWM, WDT | POR, PWM, WDT |
| Number of I/O | 24 | 24 | 24 |
| Program Memory Size | 32KB (32K x 8) | 8KB (8K x 8) | 32KB (32K x 8) |
| Program Memory Type | OTP | OTP | OTP |
| EEPROM Size | - | - | - |
| RAM Size | 512 x 8 | 256 x 8 | 512 x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V |
| Data Converters | - | - | - |
| Oscillator Type | Internal | Internal | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Through Hole | Through Hole | Surface Mount |
| Package / Case | 28-DIP (0.600", 15.24mm) | 28-DIP (0.600", 15.24mm) | 28-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 28-PDIP | 28-PDIP | 28-SOIC |
