W681511 Datasheet, PDF (30/34 Pages) Winbond – SINGLE-CHANNEL VOICEBAND CODEC

W681511
27k Ω
Speaker
27k Ω
VDD
0.1µF
Power
Control
0.01µF
1kΩ
200 pF
Electret Microphone
WM -54B Panasonic
1.5k Ω
1 RVORE+F
VAG 20
2 RNOC-
AI+ 19
3 PAI
AI- 18
4 PAO-
5 PAO+
AO 17
µ/A 16
6 V_DD
V_SS 15
7 FSR
FST 14
8 PCMR PCMT 13
9 BCLKR BCLKT 12
10 PUI
MCLK 11
SOG
100kΩ
100kΩ
1kΩ _{1.0 µF}
1kΩ ^{1.0 µF}
V _DD
1.5k Ω
8 kHz
PCM OUT
2.048 MHz
PCM IN
Figure 11.3 Handset Interface
TIP
600
N=1
Ω
RING
600Ω
N=1
27kΩ
VDD
0.1µF
27kΩ
Power
Control
0.01µF
1 VRROEF+
VAG 20
2 NROC-
AI+ 19
3 PAI
AI- 18
4 PAO-
5 PAO+
AO 17
µ/A 16
6 VDD
VSS 15
7 FSR
FST 14
8 PCMR PCMT 13
9 BCLKR BCLKT 12
10 PUI MCLK 11
SOG
27kΩ
Figure 11.4 Transformer Interface Circuit in GCI mode
27kΩ
1.0 µF
VDD
8 kHz
PCM OUT
4.096 MHz
PCM IN
B1– 0V
B2- +5V
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