Introduction
RTL8762D supports Bluetooth 5.1, ultra low power consumption, with 90MHz high frequency ARM Cortex-M4F processor, high flash memory, flexible GPlO design. lt is widely used in smart home, Bluetooth Mesh, wearable devices, smart door locks and otherproducts. The Secure boot function of RTL8762D greatly enhances the security of the solution. Supports the UI interface of I8080 and QSPI, and provides professional UI SDK services.
DESCRIPTION
CHIP
Specifications
- Supports Bluetooth 5.1 core specification
- Supports LE 2Mbps
- LE advertising Extensions
- LE Long Range
- High Duty Cycle Non-Connection Adv
- Supports OTA（Over-the-Air）
- Supports AoA/AoD
- ARM Cortex-M4F max frequency 90MHz
- 192KB SRAM totally
- Serial Flash Controller (1-bit&4-bits mode)with 16KB 4-way cache
- Supports AES128/192/256 encryption/decyption engine
- MCM Flash512/1024KB (depends on detail part number)
- Supports secure boot, encryption code execution
- Flexible GPIO
- Hardware Keyscan and Quad-decoder
- Embedded IR transceiver
- Real-Time Counters (RTC)
- SPI master/slave x 2; Timers x 8; I2C x 2; PWM x 8; UART x 2
- 400ksps, 12bit, 8-channel AUXADC
- I2S interface for external audio codec
- I8080 interface for LCD
- Internal 32K RCOSC to keep BLE link
- Embedded PGA and audio ADC with 5-band EQ
- Tx Power: 0/4/7.5 dBm adjustable (refer to datasheet for details)
- Rx Sensitivity : -97dBm BLE
- Fast AGC control to improve receiving dynamic range
- Supports Bluetooth 5.1 core specification
- Supports LE 2Mbps
- LE advertising Extensions
- LE Long Range
- High Duty Cycle Non-Connection Adv
- Supports OTA（Over-the-Air）
- Supports AoA/AoD
- ARM Cortex-M4F max frequency 90MHz
- 192KB SRAM totally
- Serial Flash Controller (1-bit&4-bits mode)with 16KB 4-way cache
- Supports AES128/192/256 encryption/decyption engine
- MCM Flash512/1024KB (depends on detail part number)
- Supports secure boot, encryption code execution
- Flexible GPIO
- Hardware Keyscan and Quad-decoder
- Embedded IR transceiver
- Real-Time Counters (RTC)
- SPI master/slave x 2; Timers x 8; I2C x 2; PWM x 8; UART x 2
- 400ksps, 12bit, 8-channel AUXADC
- I2S interface for external audio codec
- I8080 interface for LCD
- Internal 32K RCOSC to keep BLE link
- Embedded PGA and audio ADC with 5-band EQ
- Tx Power: 0/4/7.5 dBm adjustable (refer to datasheet for details)
- Rx Sensitivity : -97dBm BLE
- Fast AGC control to improve receiving dynamic range
Part Number Comparison
| Part Number | RTL8762DGF | RTL8762DGF―VS | RTL8762DDF | RTL8762DKF | RTL8762DKF―VS | RTL8762DT |
|---|---|---|---|---|---|---|
Protocol | BLE5.1 | BLE5.1 | BLE5.1 | BLE5.1 | BLE5.1 | BLE5.1 |
CPU | CM4F@90MHz | CM4F@90MHz | CM4F@60MHz | CM4F@90MHz | CM4F@90MHz | CM4F@90MHz |
Flash | 512KB | 1024KB | 512KB | 512KB | 1024KB | External |
RAM | 192KB | 192KB | 192KB | 192KB | 192KB | 192KB |
Secutiry | Secure boot AES/TRNG | Secure boot SHA256/AES | Secure boot SHA256/AES | Secure boot SHA256/AES | Secure boot SHA256/AES | Secure boot SHA256/AES |
Max Tx power | 7.5dBm | 7.5dBm | 7.5dBm | 7.5dBm | 7.5dBm | 7.5dBm |
AUX ADC | 400ksps 12bit 4ch | 400ksps 12bit 4ch | 400ksps 12bit 6ch | 400ksps 12bit 8ch | 400ksps 12bit 8ch | 400ksps 12bit 8ch |
SPI | Mx2 Sx1 | Mx2 Sx1 | Mx2 Sx1 | Mx2 Sx1 | Mx2 Sx1 | Mx2 Sx1 |
I8080 | 0 | 0 | 0 | 0 | 0 | 1 |
QSPI | 0 | 0 | 0 | 0 | 0 | 1 |
GPIO | 18 | 18 | 26 | 34 | 34 | 38 |
Package (mm) | QFN32, 5x5 | QFN32, 5x5 | QFN40, 5x5 | QFN48, 6x6 | QFN48, 6x6 | QFN56, 7x7 |
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