STMicroelectronics ,Audio1.75W, 9-Pin Flip-Chip A21SP16J
STMicroelectronics ,Audio1.75W, 9-Pin Flip-Chip A21SP16J, Amplifier Type: Class-D, Output Type: Differential, Application: Cellular Phone, Maximum Power: 1.75 W @ 8 Ω, 3 W @ 4 Ω, Mounting Type: Surface Mount, Typical Single Supply Voltage: 2.4 → 5.5 V, Minimum CMRR: 57dB, Length: 1.6mm, Maximum Operating Temperature: +85 °C