AK4631 Mono CODEC Datasheet

AK4631 Datasheet, PDF, Equivalent


Part Number

AK4631

Description

16-Bit Mono CODEC

Manufacture

AKM

Total Page 30 Pages
Datasheet
Download AK4631 Datasheet


AK4631
ASAHI KASEI
www.DataSheet4U.com
[AK4631]
AK4631
16-Bit ∆Σ Mono CODEC with ALC & MIC/SPK-AMP
AK4631
ALC(Automatic Level Control)
QFN
16bit
CODEC
DSC
28pin
1. 16-Bit Delta-Sigma Mono CODEC
2.
1ch Mono Input
(0dB, 20dB, 26dB or 32dB)
ALC
IPGA (-8dB +27.5dB, 0.5dB Step)
ADC : S/(N+D) : 80dB, DR, S/N : 85dB
3.
Digital Volume (+12dB -115dB, 0.5dB Step, Mute)
Mono Line Output: S/(N+D) : 85dB, S/N : 93dB
Mono Speaker-Amp
- SPK-AMP : S/(N+D) : 50dB, S/N : 90dB (240mW@ 8,
)
- BTL
-
- ALC(Automatic Level Control)
- : 250mW @ 8&SVDD=3.3V
3.0Vrms@SVDD=5V
Beep
4.
5. PLL Mode:
: 11.2896MHz, 12MHz, 12.288MHz, 13.5MHz, 24MHz, 27MHz (MCKI pin)
1fs (FCK pin)
16fs, 32fs or 64fs (BICK pin)
6. EXT Mode:
: 256fs, 512fs or 1024fs (MCKI pin)
7. Sampling Rate:
PLL Slave Mode (FCK pin) : 7.35kHz ~ 26kHz
PLL Slave Mode (BICK pin) : 7.35kHz ~ 48kHz
PLL Slave Mode (MCKI pin):
8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz
PLL Master Mode:
8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz
EXT Slave Mode:
7.35kHz ~48kHz (256fs), 7.35kHz ~ 26kHz (512fs), 7.35kHz ~13kHz (1024fs)
8. Output Master Clock Frequency: 256fs
9. µP
:3
10. /
MS0317-J-01
-1-
2004/11

AK4631
ASAHI KASEI
11. Audio Interface Format: MSB First, 2’s compliment
ADC: DSP Mode, 16bit
, I2S
DAC: DSP Mode, 16bit , , I2S
12. Ta = -10 70°C
13.
CODEC: 2.6 3.6V (typ. 3.3V)
Speaker-Amp : 2.6 5.25V (typ. 3.3V/5.0V)
14. : 16 mA
15. Package: 28pin QFN
16. AK4536/AK4630
„
MPI
MIC
AOUT
SVDD
SVSS
SPP
SPN
VCOM
MICOUT
MIC Power
Supply
PMMIC
AIN
MIC-AMP
0dB or 20dB
or 26dB or 32dB
ALC1
(IPGA)
PMADC
ADC HPF
PMAO
ALC1A
DACA
BEEPA
DACM
PMDAC
DAC DVOL
ALC1M
SPK-
AMP
PMSPK
ALC2
MIX
PMBP
AVSS AVDD
Audio
Interface
Control
Register
PMPLL
PLL
DVSS DVDD
BEEP
MIN MOUT
Figure 1. AK4631 Block Diagram
[AK4631]
PDN
FCK
BICK
SDTO
SDTI
CSN
CCLK
CDTI
MCKO
MCKI
VCOC
DSP
and
uP
MS0317-J-01
-2-
2004/11


Features www.DataSheet4U.com ASAHI KASEI [AK463 1] AK4631 16-Bit ∆Σ Mono CODEC with ALC & MIC/SPK-AMP AK4631 ALC(Automatic Level Control) QFN 16bit CODEC DSC 28p in 1. 16-Bit Delta-Sigma Mono CODEC 2. • 1ch Mono Input • (0dB, 20dB, 26d B or 32dB) • ALC IPGA (-8dB ∼ +27.5 dB, 0.5dB Step) • ADC : S/(N+D) : 80d B, DR, S/N : 85dB 3. • Digital Volume (+12dB ∼ -115dB, 0.5dB Step, Mute) Mono Line Output: S/(N+D) : 85dB, S/ N : 93dB • Mono Speaker-Amp - SPK-AMP : S/(N+D) : 50dB, S/N : 90dB (240mW@ 8 Ω, ) - BTL - ALC(Automatic Level Cont rol) : 250mW @ 8Ω&SVDD=3.3V 3.0Vrms@S VDD=5V • Beep 4. 5. PLL Mode: • : 1 1.2896MHz, 12MHz, 12.288MHz, 13.5MHz, 2 4MHz, 27MHz (MCKI pin) 1fs (FCK pin) 16 fs, 32fs or 64fs (BICK pin) 6. EXT Mode : • : 256fs, 512fs or 1024fs (MCKI pi n) 7. Sampling Rate: • PLL Slave Mode (FCK pin) : 7.35kHz ~ 26kHz • PLL Sl ave Mode (BICK pin) : 7.35kHz ~ 48kHz PLL Slave Mode (MCKI pin): 8kHz, 11. 025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz • PLL Master Mode: 8kHz, 11.025kHz, 12k.
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