| Part No. | ROM | RAM | HIRC | LXT | HXT | EEPROM | IAP | CTM | PTM | STM | ATM | ETM | ADC24 | ADC12 | LCD | I2C | SPI | UART | SPIA | OVP |
| BH66F2652 | 8Kx16 | 384×8 | 8M | X | X | 32×8 | X | 1 | – | – | – | – | 1 | – | – | – | – | UART x 1 | 1 | – |
| BH66F2652-2 | 8Kx16 | 384×8 | 8M | X | X | 32×8 | X | 1 | – | – | – | – | 1 | – | – | – | – | UART x 1 | 1 | – |
| BH66F2662 | 16KB | 512×8 | 8M | X | X | 64×8 | X | 1 | – | 1 | – | – | 1 | – | – | – | – | UART x 1 | 1 | – |
| BH66F2662-2 | 16Kx16 | 512×8 | 8M | X | X | 64×8 | X | 1 | – | 1 | – | – | 1 | – | – | – | – | UART x 1 | 1 | – |
| BH66F2663 | 16Kx16 | 1024×8 | 4M 8M 12M | V | V | 256×8 | V | – | 3 | 1 | – | – | 1 | – | – | SIM x 1 | SIM x 1 | UART x 1 | 1 | – |
| BH66F2665 | 16Kx16 | 1024×8 | 8M | V | X | 1024×8 | V | 1 | – | 1 | – | – | 1 | – | – | SIM x 1 | SIM x 1 | UART x 1 | – | – |
| Part No. | ROM | RAM | HIRC | LXT | HXT | EEPROM | IAP | CTM | PTM | STM | ATM | ETM | ADC24 | ADC12 | LCD | I2C | SPI | UART | SPIA | OVP |
| BH67F2265 | 16Kx16 | 512×8 | 8M | V | X | 1024×8 | V | 2 | – | 1 | – | – | – | 4 | 1 | SIM x 1 | SIM x 1 | UART x 1 | – | – |
| Part No. | ROM | RAM | HIRC | LXT | HXT | EEPROM | IAP | CTM | PTM | STM | ATM | ETM | ADC24 | ADC12 | LCD | I2C | SPI | UART | SPIA | OVP |
| BH45F68 | 32Kx16 | 1024×8 | 4M 8M 12M | V | V | 64×8 | V | 2 | – | 1 | – | – | – | 1 | – | USIM x 1 | USIM x 1 | USIM x 1 | – | – |
| BH67F2472 | 32Kx16 | 2048×8 | 4M 8M 12M 16M | V | V | 2048×8 | V | – | 2 | 1 | 1 | – | – | 6 | 1 | USIM x 2 | USIM x 2 | USIM x 2 | 1 | – |
| BH67F2480 | 48Kx16 | 1024×8 | 4M 8M 12M 16M | V | V | 64×8 | V | – | 3 | 1 | – | – | – | 6 | 1 | SIM x 1 | SIM x 1 | UART x 2 | 1 | 1 |
| BH66F2475 | 32Kx16 | 2048×8 | 4M 8M 12M | – | – | 2048×8 | V | 2 | 1 | – | – | – | 1 | – | – | USIM x 1 | USIM x 1 | USIM x 1 | – | – |
| Part No. | ROM | RAM | HIRC | LXT | HXT | EEPROM | IAP | CTM | PTM | STM | ATM | ETM | ADC24 | ADC12 | LCD | I2C | SPI | UART | SPIA | OVP |
| BH66F2560 | 16Kx16 | 1024×8 | 4M 8M 12M 16m | – | V | 1024×8 | – | – | 1 | 2 | – | – | – | 1 | 1 | SIM x 1 | SIM x 1 | UART x 1 | – | – |
| Part No. | ROM | RAM | HIRC | LXT | HXT | EEPROM | IAP | CTM | PTM | STM | ATM | ETM | ADC24 | ADC12 | LCD | I2C | SPI | UART | SPIA | OVP |
| BH66F5232 | 2Kx16 | 128×8 | 4M 8M 12M | X | X | 32×8 | X | 1 | – | – | – | – | 1 | – | – | SIM x 1 | SIM x 1 | UART x 1 | – | – |
| BH66F5242 | 4Kx16 | 256×8 | 4M 8M 12M | X | X | 64×8 | X | 1 | 1 | – | – | – | 1 | – | – | USIM x 1 | USIM x 1 | USIM x 1 | 1 | – |
| BH66F5250 | 8Kx16 | 512×8 | 4M 8M 12M 16M | V | V | 128×8 | V | – | 3 | 1 | – | – | 1 | – | – | USIM x 1 | USIM x 1 | USIM x 1 | 1 | – |
| BH66F5350 | 8Kx16 | 512×8 | 4M 8M 12M | X | X | 512×8 | X | 1 | 1 | – | – | – | 1 | – | – | SIM x 1 | SIM x 1 | UART x 1 | – | – |
| BH66F5355 | 8Kx16 | 512×8 | 4M 8M 12M | X | X | 128×8 | V | 1 | 1 | – | – | – | 1 | 1 | – | USIM x 1 | USIM x 1 | USIM x 1 | – | – |
| BH66F5362 | 16Kx16 | 2048×8 | 8M 12M 16M | V | V | 1024×8 | V | – | 4 | 2 | – | – | 1 | 1 | – | SIM x 1 | SIM x 1 | UART x2 | 1 | – |
| BH67F2742 | 4Kx16 | 256×8 | 8M | X | X | 32×8 | X | 1 | – | – | – | – | 1 | – | – | USIM x 1 | USIM x 1 | USIM x 1 | – | – |
| BH67F5245 | 4Kx16 | 256×8 | 4M 8M 12M | X | X | 32×8 | X | 1 | – | – | – | – | 1 | – | 1 | – | – | UART x 1 | – | – |
| BH67F5250 | 8Kx16 | 512×8 | 4M 8M 12M 16M | V | V | 128×8 | V | – | 3 | 1 | – | – | 1 | – | 1 | USIM x 1 | USIM x 1 | USIM x 1 | 1 | – |
| BH67F5255 | 8Kx16 | 512×8 | 8M | X | X | 512×8 | V | – | 2 | 1 | – | – | 1 | – | 1 | SIM x 1 | SIM x 1 | UART x 1 | – | – |
| BH67F5260 | 16Kx16 | 1024×8 | 4M 8M 12M 16M | V | V | 256×8 | V | – | 3 | 1 | – | – | 1 | – | 1 | USIM x 1 | USIM x 1 | USIM x 1 | 1 | – |
| BH67F5265 | 16Kx16 | 1024×8 | 4M 8M 12M 16M | V | V | 1024×8 | V | – | 3 | 1 | 1 | – | 1 | – | 1 | SIM x 1 | SIM x 1 | UART x 1 | 1 | – |
| BH67F5275 | 32Kx16 | 2048×8 | 4M 8M 12M 16M | V | V | 2048×8 | V | – | 3 | 1 | 1 | – | 1 | – | 1 | SIM x 1 | SIM x 1 | UART x 2 | 1 | – |
| BH67F5362 | 16Kx16 | 2048×8 | 8M 12M 16M | V | V | 1024×8 | V | – | 8 | 3 | – | – | 1 | 1 | 1 | SIM x 1 | SIM x 1 | UART x 2 | 1 | – |
| BH67F5372 | 32Kx16 | 3072×8 | 8M 12M 16M | V | V | 2048×8 | V | – | 8 | 3 | – | – | 1 | 1 | 1 | SIM x 1 | SIM x 1 | UART x 3 | 1 | – |
| Part No. | VDD | Max.Freq | Flash | SRAM | ADC24 | ADC12 | Timer | RTC | USB | IInterface | Others |
| HT32F59741 | 1.65V~3.6V | 60MHz | 64KB | 8KB | 1 | 1 | BFTM×2 PWM×2 GPTM×1 | V | V | USART×1 UART×2 SPI×2 I²C×2 | CRC DIV SCI |