Bluetooth Low Energy (BLE) SoC
IS1870/71
Bluetooth® Low Energy (BLE) SoC
Features
• Bluetooth smart 4.2 Bluetooth Low-Energy (BLE) compliant
• 256K b...
Description
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.
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