R-Type Blood Pressure Meter Flash MCU
| Part No. |
Internal Clock |
VDD |
System Clock |
Program Memory |
Data Memory |
Data EEPROM |
I/O | IAP | Timer | RTC | LCD | A/D | Interface | PGA |
Const. Current |
Charge Pump + LDO |
D/A | Stack | Package |
| HT45F3W | 8MHz |
2.2V~ 5.5V |
400kHz~ 20MHz or 32kHz |
16Kx16 | 512x8 | 64x8 | 28 | √ |
10-bit CTM×2 16-bit STM×1 |
√ |
24x4 22x6 20x8 |
13-bitx8 | SPIx2 | 3 | √ | √ | 16-bit ×1 | 8 | 64LQFP |
| Part No. |
Internal Clock |
VDD |
System Clock |
Program Memory |
Data Memory |
Data EEPROM |
I/O | IAP | MDU# | Timer | RTC | LCD | A/D | Interface | PGA |
Const. Current |
Audio PWM |
Stack | Package |
| BH66F2232 |
4MHz 8MHz 12MHz |
2.2v~ 5.5V |
4MHz 8MHz 12MHz or 32kHz |
2Kx16 | 128x8 | 32x8 | 4 | √ | -- | 10-bit PTM×1 | -- | -- | 12-bitx6 |
SPI/I2Cx1 UARTx1 |
3 | 1 | -- | 4 |
16NSOP 16QFN |
| BH66F2260 |
4MHz 8MHz 12MHz |
2.2v~ 5.5V |
400kHz~ 16MHz or 32kHz |
16Kx16 | 512x8 | 64x8 | 35 | √ | 16-bit |
10-bit PTM×3 16-bit STM×1 |
√ | -- | 12-bitx4 |
SPI/I2Cx1 SPIAx1 UARTx1 |
3 | 1 | -- | 8 | 48LQFP |
| BH67F2260 |
4MHz 8MHz 12MHz |
2.2v~ 5.5V |
400kHz~ 16MHz or 32kHz |
16Kx16 | 512x8 | 64x8 | 32 | √ | 16-bit |
10-bit
PTM×3 16-bit STM×1 |
√ |
32x4 30x6 28x8 |
12-bitx4 |
SPI/I2Cx1 SPIAx1 UARTx1 |
3 | 1 | -- | 8 | 64LQFP |
| BH67F2261 | 8MHz |
2.2v~ 5.5V |
8MHz or 32kHz |
12K×16 | 512x8 | 32×8 | 32 | √ | -- |
10-bit PTM×1 16-bit STM×1 |
√ |
31×4 29×6 |
12-bitx4 | -- | 3 | 1 | -- | 8 | 64LQFP |
| BH67F2262 |
8MHz 12MHz 16MHz |
2.2v~ 5.5V |
400kHz~ 16MHz or 32kHz |
16Kx16 | 512x8 | 64x8 | 52 | √ | 16-bit |
10-bit PTM×3 16-bit STM×1 |
√ |
45×4 43×6 41×8 |
12-bitx4 |
SPI/I2C/ UARTx1 SPIAx1 |
3 | 1 | √ | 8 | 64/80LQFP |
| BH67F2270 |
4MHz 8MHz 12MHz |
2.2v~ 5.5V |
400kHz~ 16MHz or 32kHz |
32Kx16 | 1024x8 | 64x8 | 43 | √ | 16-bit |
10-bit PTM×3 16-bit STM×1 |
√ |
46x4 44x6 42x8 |
12-bitx4 |
SPI/I2Cx1 SPIAx1 UARTx2 |
3 | 1 | -- | 8 | 64/80LQFP |
Note:
1. # MDU: Multiplier Divider Unit.
2. The BH67F2262 device uses the PWM function together with the external SPI flash to implement the voice playing function.
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