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IS1870 Datasheet, PDF (1/44 Pages) Microchip Technology – Bluetooth® Low Energy (BLE) SoC | |||
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IS1870/71
Bluetooth® Low Energy (BLE) SoC
Features
⢠Bluetooth smart 4.2 Bluetooth Low-Energy (BLE)
compliant
⢠256 Kbytes embedded Flash memory
⢠UART/SPI/I2C interface supported
⢠Integrated crystal oscillator, operates with 32 MHz
external crystal
⢠Temperature sensor supported
⢠Flexible GPIO pins:
- 31 GPIO pins (IS1870)
- 15 GPIO pins (IS1871)
⢠PWM support:
- 4-channel PWM support (IS1870)
- 1-channel PWM support (IS1871)
⢠12 bits ADC (ENOB=10/8-bit) 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:
- IS1871: 4 mm x 4 mm 32QFN package
- IS1870: 6 mm x 6 mm 48QFN package
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
Applications
⢠Internet of Things (IoT)
⢠Wearable, fitness, or healthcare
⢠Weight scale
⢠Proximity/Find Me services
⢠Payment/Security
⢠Digital Beacons
⢠Consumer appliances or home automation
⢠Industrial
Packages
Type
Pin Count
I/O Pins (up to)
Contact/Lead Pitch
Dimensions
Package
Note: All dimensions are in millimeters (mm) unless specified.
IS1870
48
31
0.4
6x6x0.9
QFN48
IS1871
32
16
0.4
4x4x0.9
QFN32
ï£ 2015-2016 Microchip Technology Inc.
DS60001371C-Page 1
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