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The AK4640 targeted at PDA and other low-power, small size applications. It features a 16bit stereo CODEC with a built-in Microphone-Amplifier, Headphone-Amplifier and Speaker-Amplifier. Input circuits include a Microphone-Amplifier and an ALC (Auto Level Control) circuit. The AK4640 is available in a smaller 57pin BGA in addition to a 52pin QFN that has com.
a 16bit stereo CODEC with a built-in Microphone-Amplifier, Headphone-Amplifier and Speaker-Amplifier. Input circuits include a Microphone-Amplifier and an ALC (Auto Level Control) circuit. The AK4640 is available in a smaller 57pin BGA in addition to a 52pin QFN that has compatibility with the AK4534/8, utilizing less board space than competitive offerings.
FEATURES
1. Resolution : 16bits 2. Recording Function
• Mono Input
• 2 to 1 Selector (Internal and External MIC)
• 1st MIC Amplifier : +20dB or 0dB
• 2nd Amplifier with ALC : +27.5dB ∼ −8dB, 0.5dB Step
• ADC Performance : S/(N+D) : 79dB, DR.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | AK4641 |
Asahi Kasei Microsystems |
16-BIT CODEC |
|
| 2 | AK4642 |
AKM |
16-Bit DS Stereo CODEC |
|
| 3 | AK4642EN |
Asahi Kasei Microsystems |
Stereo CODEC |
|
| 4 | AK4643 |
Asahi Kasei Microsystems |
Stereo CODEC |
|
| 5 | AK4644 |
Asahi Kasei Microsystems |
Stereo CODEC |
|
| 6 | AK4645 |
AKM |
Stereo CODEC |
|
| 7 | AK4645 |
AKM |
Stereo CODEC |
|
| 8 | AK4645 |
Asahi Kasei Microsystems |
Stereo CODEC |
|
| 9 | AK4645A |
AKM |
Stereo CODEC |
|
| 10 | AK4646 |
Asahi Kasei Microsystems |
Stereo CODEC |
|
| 11 | AK4647 |
AKM |
Stereo CODEC |
|
| 12 | AK4647 |
Asahi Kasei Microsystems |
Stereo CODEC |
|