IS1870

IS1870/71 Bluetooth® Low Energy (BLE) SoC Features Bluetooth smart 4.2 Bluetooth Low-Energy (BLE) compliant 256K bytes embedded Flash memory UART/SPI/I2C interface supported Integrated crystal oscillator, operates with 32 MHz external crystal Temperature sensor supported Flexible 31 GPIO pins for IS1870 and 16 GPIO pins for IS1871 configuration 4-channel PWM support (IS1870), 1-channel PWM support (IS1871) 12 bits ADC support for battery and voltage detection. 16-channel (IS1870)/6-channel (IS1871) AES-CMAC hardware engine Beacon support Low-power consumption Peak current: Tx 13 mA, Rx 13 mA at VBAT=3.0V, buck power Compact size: 4x4 mm 32QFN (IS1871) and 6x6mm 48QFN (IS1870) packages Radio Frequency (RF)/Analog Features ISM band 2.402 GHz to 2.480 GHz operation Channels: 0-39 Rx sensitivity: -90 dBm in BLE mode Tx power: +2 dBm (max) Received Signal Strength Indicator (RSSI) moni- tor Operating Conditions Operating voltage: 1.9V to 3.6V Operating temperature: -20°C to 70°C Packages Type IS1870 Note: Pin Count 48 I/O Pins (up to) 31 Contact/Lead Pitch 0.4 Dimensions 6x6x0.9 Package QFN48 All dimensions are in millimeters (mm) unless specified otherwise. Applications Internet of Things (IoT) Wearable/Fitness/Healthcare Weight Scale Proximity/Find Me services Payment/Security Digital Beacons Consumer Appliances/Home Automation Industrial IS1871 32 16 0.4 4x4x0.9 QFN32  2015 Microchip Technology Inc. ...