1. General Description

1.1 Product Concept

TC35661SBG-501 is a 1-chip CMOS LSI for Bluetooth™ communication, which includes an RF analog part and a Base band

digital part. TC35661 provides Bluetooth™ SPP (Serial Port Profile) function, GATT(Generic Attribute Profile) function, and LE(Low

Energy) function specified in Bluetooth™ Specifications.

1.2 Features

 EEPROM Interface

 I2C interface

 Host CPU Interface

 UART interface: Baud rate from 2.4kbps to 4.33Mbps

 General Purpose I/O (GPIO) with pull-up and pull-down resistors (19 pins)

 Wake-up Interface

 Wake-up input function and remote wake-up output function

 Supports Sleep Clock

 Internal divider for base action clock

 Supports external input

 Internal Sleep function

 LED Switching Function

 Power Supply: Single 1.8 3.6V

 Package

 P-TFBGA64-0505-0.5 [64balls, 5x5 mm, 0.5 mm pitch, 1.2 mm height]

Figure 1-1 Bluetooth™ stack in TC35661SBG-501

Phisical Layer

HCI

SDP