Panasonic AN12906A Audio Interface IC User's Manual
Summary
This advanced audio interface IC, AN12906A, provides comprehensive built-in amplification for modern consumer devices. It integrates multiple high-performance modules—including independent speaker (BTL), stereo headphone, microphone, and preamplifier stages—along with dedicated AGC and power-save features. This manual serves as a detailed technical guide, covering electrical specifications, operating ranges, and circuit integration required to optimize the chip's performance. It is essential for hardware engineers designing IC-Recorders, PDAs, and Digital Cameras needing reliable, low-power audio signal capture and playback.
Page 1 Text Content
Low power drive · Mini package Au Overview
Unit:mm
The AN12906A is an input/output interface IC that has built-in audio capability. This IC integrates in a single chip configuration a speaker amplifier , headphone
amplifier , microphone amplifier , AGC , microphone voltage supply and LPF. Power supply voltage for Speaker-drive can drive low-voltage of 1.8 voltage. AN12906A has the power-save function for each amplifier’s. Features
Built-in Amplifier’s.
Speaker/BTL (mono) , Headphone (stereo ) , Microphone (mono) ,LPF 0.10
SEATING PLANE
Built-in Power-save function. Speaker-Amp. , Headphone-Amp. , Microphone-Amp. , All-Standby Beep-input , Input-Gain change High & Low , Mute , AGC ON/OFF
QFN044-P-0606A
Power supply voltage : Vcc = 2.7 V to 4.2 V , Vcc_SP = 1.8 V to 4.2 V Speaker absolute maximum rating : 270 m W (typ) Package : QFN44-pin
Applications IC-Recorder , PDA , DSC , etc.
Applications Circuit 0. ±0 .1 (6 .0 0)
0. ax 6. 0.
Supply for Microphone
Audio Rec OUT
MIC IN
Audio IN L-ch
AN12906A
Audio IN R-ch
Beep IN
HP OUT
¶ The products and specifications are subject to change without any notice. Please ask for the latest product standards to guarantee the satisfaction of your product requirements.
1 Kotari-Yakemachi, Nagaokakyo, Kyoto 617-8520, Japan Tel. (075) 951-8151 http://www.panasonic.co.jp/semicon/
New publication, effective from Nov. 27. 2001.E00105AE
Page Summary Contents For Panasonic AN12906A Audio Interface IC User's Manual
Manual Details
| Brand | Panasonic |
|---|---|
| Pages | 8 |
| File Size | 91.61 KB |
| Published | June 21, 2026 |
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Frequently Asked Questions
What is the recommended supply voltage range for the AN12906A IC?
The recommended operating range for Vcc is 2.7 V to 4.2 V.
Does this chip have advanced power-saving features?
Yes, it includes an all-standby power-save function for the Speaker, Headphone, and Microphone amplifiers.
Are external components required during design implementation?
Yes, capacitors and resistors are needed for specific functions like the oscillation measurement of headphone output and speaker output.
What should I watch out for when integrating this IC into a product?
Design must comply with guaranteed values, especially maximum ratings and operating voltage ranges; redundant design is recommended.