BLE+2.4GHz SoC Selection Table
RTL8762E | RTL8762D | RTL8762C | |
---|---|---|---|
Protocol | BT5.2+2.4G Proprietary | BT5.1 | BT5.0 |
CPU | CM0+ | CM4F@90MHz | CM4F@40MHz |
Flash | Ext/4Mb/8Mb | Ext/4Mb/8Mb | Ext/2Mb/4Mb |
RAM | 104KB | 192KB | 160KB |
Security | TRNG AES 128/256 SHA256 | TRNG Secure Boot AES 128/256 RSA-2048 SHA256 | Secure Boot AES 128/256 RSA-2048 SHA256 |
ADC | 4CH 10bit | 8CH 12bit | 8CH 12bit |
Voice DAC | 16bit16KHz | 16bit16KHz | 16bit16KHz |
PDM | Mono | Stereo | Mono |
SPI | SPI x 2 | SPIC x 2 SPI x 2 | SPI x 2 |
I8080 | 0 | 1 | 1 |
I2C | 2 | 2 | 2 |
UART | 2 | 3 | 3 |
PWM | 8 | 8 | 8 |
I2S | Y | Y | Y |
GPIO | (max)34 | (max)38 | (max)34 |
Supply voltage | 1.8~3.6 | 1.8~3.6 | 1.8~3.6 |
Package | 24-pin 3x4mm2 QFN 32-pin 5x5mm2 QFN 40-pin 5x5mm2 QFN 48-pin 6x6mm2 QFN | 32-pin 5x5mm2 QFN 40-pin 5x5mm2 QFN 48-pin 6x6mm2 QFN 56-pin 7x7mm2 QFN | 40-pin 5x5mm2 QFN 48-pin 6x6mm2 QFN |