ak4642e AKM Semiconductor, Inc., ak4642e Datasheet - Page 5

• Manufacturer Part Number: ak4642e
• Description: Stereo Codec With Mic/hp/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
MS0420-E-00
Comparison with AK4631
Function
Mic Input
Stereo Mic Input
ADC
MIC ALC
Wind-noise Reduction Filter
Stereo Separation Emphasis
ALC for Playback
Soft Mute
Bass Boost
De-emphasis
DAC
HP-Amp
Line Output
Line Output Level
µP I/F
MCKI Pull-down
Analog Loopback
DSP Mode
Package
Regester Map
AK4631
Single-ended
N/A
Mono
+27.5dB to –8dB, 0.5dB step
N/A
N/A
SP only, +18dB to –8dB
N/A
N/A
N/A
Mono
N/A
Mono
1.98Vpp
3-wire
Available
Available
Available
28pin QFN (5.2mm x 5.2mm)
- 5 -
AK4642EN
Single-ended / Full-differential
Available
Stereo
+36dB to –54dB, 0.375dB step, Mute
Available
Available
Line/HP/SP, +36dB to –54dB
Available
Available
Available
Stereo
Available
Stereo
1.98Vpp/2.50Vpp
3-wire/I
N/A
N/A
N/A
32pin QFN (5mm x 5mm)
Upper-compatible (Difference: ALC
parameter, Analog Loopback & DSP
Mode Removed)
2
C
[AK4642EN]
2005/09