Bluetooth Low Energy 5 |
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2 Mbps, extended advertising packets |
AOA/AOD |
Tx: 4 mA @ 0 dBm, Rx 4 mA |
Tx: -20 dBm to +10 dBm output power |
Rx Sensitivity: -97 dBm at 1 Mbps, -94 dBm at 2 Mbps |
Ultra-Low Power Memory |
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Up to 2MB of non-volatile MRAM for code/data |
Up to 1.8MB of low power SRAM for code/data |
Ultra-Low Power Interface for On- and Off-Chip Sensors |
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12-bit ADC, 11 selectable input channels |
Up to 2.8 MS/s sampling rate |
Temperature sensor with ±3°C accuracy |
Ultra-Low Power Flexible Serial Peripherals |
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3x 2/4/8-bit SPI master interfaces |
7x I2C/SPI masters for peripheral communication |
1x SPI slave for host communications |
4x UART modules with flow control |
1x USB 2.0 HS/FS device controller |
1x SDIO (SD3.0)/1x eMMC (v4.51) |
Display |
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MIPI DSI 1.2 with 2 data lanes up to 500 Mbps |
Up to 640 x 480 resolution |
4 layers with alpha blending |
Frame Buffer Decompression |
Graphics |
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2D/2.5D graphics accelerator |
Full Alpha Blending |
Texture and Frame Buffer Compression |
Audio Processing |
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1x stereo Low Power Analog microphones |
4x stereo Digital microphones |
2x full-duplex I2S ports with ASRC |
Rich Set of Clock Sources |
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16-52 MHz and 32.768 kHz Crystal (XTAL) oscillators |
1 kHz Low Frequency RC (LFRC) oscillator |
2x High Frequency RC (HFRC) oscillator – 192/384 MHz |
Power Management |
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Operating range: 1.71-2.2 V, –40°C to 85°C |
SIMO buck |
Multiple I/O voltages supported |
Applications |
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Smart watches/bands |
Wireless sensors and IoT |
Activity and fitness monitors |
Children's watches |
Animal trackers |
Motion and tracking devices |
Alarms and security system |
Far-field voice remotes |
Consumer medical devices |
Predictive maintenance |
Smart home |
Package Options |
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4.7 mm x 4.7 mm, 131-pin SIP BGA |
Ordering Information |
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AMA4B2KK-KBR |