Ambiq Micro AMA4B2KK-KBR-B2 Apollo4 Blue SoC Cortex-M4F 192MHz，2.5D GPU，2MB MRAM，1.8MB SRAM，BLE5.4，-20至+60摄氏度，131针BGA，B2

Core: ARM Cortex M4F

Technology: Si

Data RAM Size: 1.8 MB

Data RAM Type: SRAM

Data Bus Width: 32 bit

Interface Type: I2C, SPI, UART

Mounting Style: SMD/SMT

Number of I/Os: 81 I/O

Maximum Data Rate: 2 Mbps

Moisture Sensitive: Yes

Operating Frequency: 96 MHz to 192 MHz

Program Memory Size: 2 MB

Program Memory Type: Flash

Supply Voltage - Max: 2.2 V

Supply Voltage - Min: 1.71 V

Maximum Clock Frequency: 48 MHz

Operating Supply Voltage: 1.71 V to 2.2 V

Operating Temperature Range: - 20 C to + 60 C

Maximum Operating Temperature: + 60 C

Minimum Operating Temperature: - 20 C