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Número de pieza | AK4631 | |
Descripción | 16-Bit Mono CODEC | |
Fabricantes | AKM | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de AK4631 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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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@ 8Ω,
)
- BTL
-
- ALC(Automatic Level Control)
- : 250mW @ 8Ω&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
1 page ASAHI KASEI
[AK4631]
AK4536VN
Mono Line Output
D-Range (typ)
S/N(typ)
95dB
95dB
Speaker-Amp
Output Voltage (-0.5dBFS )
SPKG1-0 bits = “00” (typ)
2.92Vpp
SPKG1-0 bits = “01” (typ)
3.78Vpp
S/(N+D) (240mW
)
SPKG1-0 bits =“01” (typ)
-
S/(N+D) (250mW
)
SPKG1-0 bits =“01” (typ)
50dB
ADC Digital Filter (HPF) : fs=8kHz
Frequency Response -3.0dB
1.25Hz
(typ)
-0.5dB
3.56 Hz
-0.1dB
8.14 Hz
Note 1. AK4631 AK4536
AK4630VN
95dB
95dB
2.92Vpp
3.78Vpp
-
50dB
1.25 Hz
3.56 Hz
8.14 Hz
2.
# 15
# 16
AK4536VN
MCKI / XTI
XTO
AK4630VN
MCKI
MCKO
AK4631VN
MCKI
MCKO
AK4631VN
93dB
93dB
3.09Vpp
3.92Vpp
50dB
20dB
0.62 Hz
1.81 Hz
3.99 Hz
MS0317-J-01
-5-
2004/11
5 Page ASAHI KASEI
[AK4631]
(Ta = 25°C; AVDD, DVDD =2.6 ∼ 3.6V, SVDD =2.6 ∼ 5.25V; fs=8kHz)
Parameter
Symbol
min
ADC Digital Filter (Decimation LPF):
Passband
(Note 21)
±0.16dB
−0.66dB
−1.1dB
−6.9dB
Stopband
(Note 21)
Passband Ripple
Stopband Attenuation
Group Delay
(Note 22)
Group Delay Distortion
PB
SB
PR
SA
GD
∆GD
0
-
-
-
4.7
73
ADC Digital Filter (HPF):
Frequency Response (Note 21)
−3.0dB
−0.5dB
−0.1dB
FR
-
-
-
DAC Digital Filter:
Passband
(Note 21)
Stopband
(Note 21)
Passband Ripple
Stopband Attenuation
Group Delay
(Note 22)
±0.1dB
−0.7dB
−6.0dB
PB
SB
PR
SA
GD
0
-
-
4.6
59
DAC Digital Filter + Analog Filter:
Frequency Response: 0 ∼ 3.4kHz
FR
typ
3.5
3.6
4.0
17.1
0
0.62
1.81
3.99
3.6
4.0
16.8
±1.0
Note 21.
Note 22.
fs (
ADC PB=3.6kHz (@-1.0dB) 0.45 x fs
ADC
)
1kHz
max
3.0
-
-
-
±0.1
-
-
-
3.6
-
-
±0.01
16
Units
kHz
kHz
kHz
kHz
kHz
dB
dB
1/fs
µs
Hz
Hz
Hz
kHz
kHz
kHz
dB
dB
1/fs
dB
DAC 16
DC
(Ta = 25°C; AVDD, DVDD =2.6 ∼ 3.6V, SVDD =2.6 ∼ 5.25V)
Parameter
Symbol
min
typ
max Units
High-Level Input Voltage
VIH 70%DVDD
-
-V
Low-Level Input Voltage
VIL -
- 30%DVDD V
High-Level Output Voltage
(Iout=−80µA)
VOH DVDD−0.4
-
-V
Low-Level Output Voltage
(Iout= 80µA)
VOL
-
- 0.4 V
Input Leakage Current
Iin -
- ±10 µA
MS0317-J-01
- 11 -
2004/11
11 Page |
Páginas | Total 30 Páginas | |
PDF Descargar | [ Datasheet AK4631.PDF ] |
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