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| Part Number | EFM8BB52F32I-C-TSSOP20 | EFM8BB52F32I-C-TSSOP28 | EFM8BB52F32I-C-TSSOP20R | EFM8BB52F32G-C-TSSOP20 |
|---|---|---|---|---|
| Manufacturer | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs |
| Product Status | Active | Active | Active | Active |
| Core Processor | CIP-51 8051 | CIP-51 8051 | CIP-51 8051 | CIP-51 8051 |
| Core Size | 8-Bit | 8-Bit | 8-Bit | 8-Bit |
| Speed | 50MHz | 50MHz | 50MHz | 50MHz |
| Connectivity | I²C, SMBus, SPI, UART/USART | I²C, SMBus, SPI, UART/USART | I²C, SMBus, SPI, UART/USART | I²C, SMBus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 16 | 25 | 16 | 16 |
| Program Memory Size | 32KB (32K x 8) | 32KB (32K x 8) | 32KB (32K x 8) | 32KB (32K x 8) |
| Program Memory Type | Flash | Flash | Flash | Flash |
| EEPROM Size | - | - | - | - |
| RAM Size | 2.25K x 8 | 2.25K x 8 | 2.25K x 8 | 2.25K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V |
| Data Converters | A/D 16x12b SAR; D/A 1x10b | A/D 16x12b SAR; D/A 1x10b | A/D 16x12b SAR; D/A 1x10b | A/D 16x12b SAR; D/A 1x10b |
| Oscillator Type | Internal | Internal | Internal | Internal |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) | 28-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 20-TSSOP | 28-TSSOP | 20-TSSOP | 20-TSSOP |
