| Part Number | C164CM4EFABFXUMA1 | C164CM4EFABKXUMA1 | 
|---|---|---|
| Manufacturer | Infineon Technologies | Infineon Technologies | 
| Category | Embedded - Microcontrollers | Embedded - Microcontrollers | 
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| Product Status | Obsolete | Obsolete | 
| Core Processor | C166 | C166 | 
| Core Size | 16-Bit | 16-Bit | 
| Speed | 20MHz | 20MHz | 
| Connectivity | CANbus, EBI/EMI, SPI, UART/USART | CANbus, EBI/EMI, SPI, UART/USART | 
| Peripherals | POR, PWM, WDT | POR, PWM, WDT | 
| Number of I/O | 50 | 50 | 
| Program Memory Size | 32KB (32K x 8) | 32KB (32K x 8) | 
| Program Memory Type | OTP | OTP | 
| EEPROM Size | - | - | 
| RAM Size | 2K x 8 | 2K x 8 | 
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 
| Data Converters | A/D 8x10b | A/D 8x10b | 
| Oscillator Type | External | External | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 64-LQFP | 64-LQFP | 
| Supplier Device Package | P-TQFP-64-4 | PG-TQFP-64 |