Interface - Voice Record and Playback

32-QFN (5x5) 48-LQFP (7x7)

Analog Differential, I²S, Microphone Microphone SPI

Analog - Single Ended, PWM Speaker Output PWM Speaker Output PWM Speaker Output, SPI

4 ~ 8kHz 4kHz 5.3kHz 6.4kHz 8kHz

12 Min 120 ~ 360 Sec 13.3 ~ 40 Sec 140 ~ 420 Sec 15 Sec 150 Sec 16 Min 160 ~ 480 Sec 2 Min 2 Min 11 Sec ~ 4 Min 22 Sec 20 ~ 60 Sec 21.3 ~ 64 Sec 26 ~ 80 Sec 3 Min 30 Sec 33 ~ 100 Sec 4 Min 4 Min 22 Sec ~ 8 Min 44 Sec 40 ~ 120 Sec 42.6 ~ 128 Sec 5 Min 6 Min 6.6 ~ 20 Sec 60 ~ 180 Sec 64 Min 64 Sec 8 Min 8 Min 44 Sec ~ 17 Min 28 Sec 8 ~ 24 Sec 80 ~ 240 Sec

3.4kHz

Automatic Gain Control, GPIO, Volume Control Automatic Gain Control, Volume Control Volume Control

SPI