AK4204 - AKM

AK4204 Stereo Cap-less LINE-Amp and Video-Amp

The AK4204 is an audio stereo cap-less line driver with 1-channel video driver. It eliminates the need for large DC-blocking capacitors with a built-in Charge-pump circuit. The AK4204 achieves 2Vrms outputs with excellent linearity by single 3.3V power supply. It is well suitable for Blu-ray player and set-top box systems. The AK4204 is available in small 16.

Features

3dB@27MHz (typ) † Video Mute Function † Power Supply: 3.0V ~ 3.6V † Ta: −20 ∼ 85°C † Package: 16pinTSSOP Rev. 0.1 2012/02 -1-
■ Block Diagram [AK4204] R1 R2 - SGND LINP + R1 R2 R3 SGND R1 R2 RINP + - R1 R2 SGND R3 VIN Clamp LPF + VPDN - APDN Charge Pump LOUT VDD1 VSS1 VDD2 VSS2 VEE CP CN ROUT VOUT Figure 1. AK4204 Block Diagram Rev. 0.1 2012/02 -2-
■ Ordering Guide AK4204ET AKD4204 −20 ∼ +85°C 16 pin TSSOP (0.65mm pitch) Evaluation board for AK4204
■ Pin Layout [AK4204] VIN 1 VPDN 2 CN 3 CP 4 APDN 5 LINP 6 RINP 7 SGND 8 AK4204 Top View 16 .