AK4536

ASAHI KASEI [AK4536] AK4536 16-Bit Mono CODEC with ALC & MIC/SPK-AMP GENERAL DESCRIPTION The AK4536 is a 16-bit mono CODEC with Microphone-Amplifier and Speaker-Amplifier. Input circuits include a Microphone-Amplifier and an ALC (Automatic Level Control) circuit. Output circuits include a Speaker-Amplifier and Mono Line Output. The AK4536 suits a moving picture of Digital Still Camera and etc. The AK4536 is housed in a space-saving 28-pin QFN package. FEATURE 1. 16-Bit Delta-Sigma Mono CODEC 2. Recording Function 1ch Mono Input 1st MIC Amplifier: 0dB or 20dB 2nd Amplifier with ALC: -8dB ∼ +27.5dB, 0.5dB Step ADC Performance: S/(N+D): 80dB, DR, S/N: 85dB 3. Playback Function Digital Volume: +12dB ∼ -115dB, 0.5dB Step, Mute Mono Line Output Performance: S/(N+D): 85dB, S/N: 95dB Mono Speaker-Amp - Speaker-Amp Performance: S/(N+D): 50dB, S/N: 90dB (Po = 250mW) - BTL Output - ALC (Automatic Level Control) Circuit - Output Power: 250mW @ 8Ω, SVDD=3.3V Beep Input 4. Power Management 5. Flexible PLL Mode: Frequencies: 11.2896MHz, 12MHz or 12.288MHz (MCKI pin) 1fs (FCK pin) 16fs, 32fs or 64fs (BICK pin) Input Level: CMOS or AC Coupling (MCKI pin) 6. EXT Mode: Frequencies: 256fs, 512fs or 1024fs (MCKI pin) Input Level: CMOS or AC Coupling (MCKI pin) 7. Sampling Rate: PLL Slave Mode: 7.35kHz ∼ 26kHz PLL Master Mode: 8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz or 24kHz EXT Slave Mode: 7.35kHz ∼ 26kHz (256fs or 512fs), 7.35kHz ∼ 13kHz (1024fs) 8. Serial µP Inte...