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| AK2305 Datasheet, PDF (3/43 Pages) Asahi Kasei Microsystems – Dual PCM CODEC for ISDN TERMINAL ADAPTER | |||
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ASAHI KASEI
BLOCK DIAGRAM
[AK2305]
GSX0 47
VFX0 48
VRX0 1
VFR0 2
GSR0 3
GSX1 14
VFX1 13
VRX1 12
VFR1 11
GSR1 10
TNOUT 9
VREF 4
VR0T
AMPT0
VR0R
AMPR0
VR1T
AMPT1
VR1R
AMPR1
VRTN
BGREF
DTIN0 46
DTIN1 15
AVDD 6
AVSS 7
DVDD 31
DVSS 30
45
16
TST1 TST2
AAF0
S1
S2
SMF0
S3
CODEC
CH0
PCM I/F
29 DX0
33 DR0
26 FS0
27 BCLK
AAF1
S4
S5 SMF1
S6
SS78
S9
DTMF
Receiver0
DTMF
Receiver1
PLL
5
LPC
CODEC
CH1
28 DX1
32 DR1
25 FS1
TONEGEN0
TONEGEN1
4
4
4
4
Internal
Register
Serial
I/F
22 TNOE0
21 TNOE1
8 AUX
18 MUTE0
17 MUTE1
37-40
DTO00-03
24 STD0
41-44
DTO10-13
23 STD1
20 DTOE
35 SCLK
34 DATA
36 CS
19 PD
C0029-E-02
3
1999/8
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