| Part Numbers | Manufacturer Name | Datasheet | Core Processor | Core Size | Speed | Connectivity | RAM Size | Number of I/O | Program Memory Size | Program Memory Type | EEPROM Size | Voltage - Supply (Vcc/Vdd) | Data Converters | Oscillator Type | Operating Temperature | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CY8C21645-24PVXA | CYPRESS SEMICONDUCTOR CORP | M8C | 8-Bit | 24MHz | I²C, IrDA, SPI, UART/USART | 38 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 3 V ~ 5.25 V | - | Internal | -40°C ~ 85°C | 48-BSSOP (0.295, 7.50mm Width) | |
| CY8C21345-12PVXE | CYPRESS SEMICONDUCTOR CORP | M8C | 8-Bit | 12MHz | I²C, IrDA, SPI, UART/USART | 24 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 4.75 V ~ 5.25 V | - | Internal | -40°C ~ 125°C | 28-SSOP (0.209, 5.30mm Width) | |
| CY8C21345-24SXI | CYPRESS SEMICONDUCTOR CORP | M8C | 8-Bit | 24MHz | I²C, IrDA, SPI, UART/USART | 24 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 3 V ~ 5.25 V | A/D 3x10b | Internal | -40°C ~ 85°C | 28-SOIC (0.295, 7.50mm Width) | |
| CY8C21345-24PVXA | CYPRESS SEMICONDUCTOR CORP | M8C | 8-Bit | 24MHz | I²C, IrDA, SPI, UART/USART | 24 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 3 V ~ 5.25 V | A/D 3x10b | Internal | -40°C ~ 85°C | 28-SSOP (0.209, 5.30mm Width) | |
| CY8C21345-24SXIT | CYPRESS SEMICONDUCTOR CORP | M8C | 8-Bit | 24MHz | I²C, IrDA, SPI, UART/USART | 24 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 3 V ~ 5.25 V | A/D 3x10b | Internal | -40°C ~ 85°C | 28-SOIC (0.295, 7.50mm Width) | |
| CY8C21345-24PVXAT | CYPRESS SEMICONDUCTOR CORP | M8C | 8-Bit | 24MHz | I²C, IrDA, SPI, UART/USART | 24 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 3 V ~ 5.25 V | A/D 3x10b | Internal | -40°C ~ 85°C | 28-SSOP (0.209, 5.30mm Width) | |
| CY8C21645-24PVXAT | CYPRESS SEMICONDUCTOR CORP | M8C | 8-Bit | 24MHz | I²C, IrDA, SPI, UART/USART | 38 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 3 V ~ 5.25 V | - | Internal | -40°C ~ 85°C | 48-BSSOP (0.295, 7.50mm Width) | |
| CY8C21645-12PVXET | CYPRESS SEMICONDUCTOR CORP | M8C | 8-Bit | 12MHz | I²C, IrDA, SPI, UART/USART | 38 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 4.75 V ~ 5.25 V | - | Internal | -40°C ~ 125°C | 48-BSSOP (0.295, 7.50mm Width) | |
| CY8C21345-12PVXET | CYPRESS SEMICONDUCTOR CORP | M8C | 8-Bit | 12MHz | I²C, IrDA, SPI, UART/USART | 24 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 4.75 V ~ 5.25 V | - | Internal | -40°C ~ 125°C | 28-SSOP (0.209, 5.30mm Width) | |
| CY8C21645-12PVXE | CYPRESS SEMICONDUCTOR CORP | M8C | 8-Bit | 12MHz | I²C, IrDA, SPI, UART/USART | 38 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 4.75 V ~ 5.25 V | - | Internal | -40°C ~ 125°C | 48-BSSOP (0.295, 7.50mm Width) |
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