| PartNumber | SAK-XC161CS-32F40F BB-A | SAK-XC161CJ-16F40F BB | SAK-XC161CS-32F20F BB-A |
| Description | 16-bit Microcontrollers - MCU 16 BIT SNGL CHIP 5V 40MHz Flash | 16-bit Microcontrollers - MCU 16 BIT SNGL CHIP 5V 40MHz Flash | 16-bit Microcontrollers - MCU 16 BIT SNGL CHIP 5V 20MHz Flash |
| Manufacturer | Infineon | Infineon | Infineon |
| Product Category | 16-bit Microcontrollers - MCU | 16-bit Microcontrollers - MCU | 16-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-144 | TQFP-144 | TQFP-144 |
| Core | C166SV2 | C166SV2 | C166SV2 |
| Data Bus Width | 16 bit | 16 bit | 16 bit |
| Maximum Clock Frequency | 40 MHz | 40 MHz | 20 MHz |
| Program Memory Size | 256 kB | 128 kB | 256 kB |
| Data RAM Size | 12 kB | 8 kB | 12 kB |
| ADC Resolution | 10 bit | 10 bit | 10 bit |
| Number of I/Os | 99 I/O | 99 I/O | 99 I/O |
| Operating Supply Voltage | 2.5 V, 5 V | 2.5 V, 5 V | 2.5 V, 5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Qualification | AEC-Q100 | AEC-Q100 | - |
| Series | SAxXC161CS | SAxXC161CJ | XC166 |
| Packaging | Reel | Reel | Reel |
| Height | 1.4 mm | 1.4 mm | 1.4 mm |
| Length | 20 mm | 20 mm | 20 mm |
| Program Memory Type | Flash | Flash | Flash |
| Width | 20 mm | 20 mm | 20 mm |
| Brand | Infineon Technologies | Infineon Technologies | Infineon Technologies |
| Interface Type | ASC, CAN, IIC, SSC | ASC, CAN, I2C, SSC | ASC, CAN, IIC, SSC |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 12 Channel | 12 Channel | 12 Channel |
| Number of Timers/Counters | 9 Timer | 9 Timer | 9 Timer |
| Product Type | 16-bit Microcontrollers - MCU | 16-bit Microcontrollers - MCU | 16-bit Microcontrollers - MCU |
| Factory Pack Quantity | 1000 | 1000 | 1000 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Part # Aliases | KX161CS32F4FBBAXT SP000224544 XC161CS32F40FBBAKXUMA1 | KX161CJ16F4FBBXT SP000224540 XC161CJ16F40FBBKXUMA1 | KX161CS32F20FBBAXT |
| Unit Weight | 0.046530 oz | 0.046530 oz | 0.046530 oz |
| Product | - | - | MCU |