KS8620 Samsung Semiconductor, Inc., KS8620 Datasheet - Page 2

• Manufacturer Part Number: KS8620
• Description: 1 Chip Codec For Digital Answering Phone
• Manufacturer: Samsung Semiconductor, Inc.

KS8620
BLOCK DIAGRAM
Analog In
R1
VF
R
O
15
16
3
VFxI-
VFxI+
R2
Power
Amplifier
-
+
4
RC Active
14
Filter
GSx
1 Chip CODEC for Digital Answering phone
1
RC Active
Filter
Fig 1. Block Diagram
Voltage
Reference
2
Switched
Capacitor
L.P.F
Switched
Capacitor
B.P.F
comparator
9
Sample & Hold
A/D
Control
Logic
Sample & Hold
DAC
8
Auto-zero
Timing and Control
logic
DAC
10
7
5
X’it
register
DE
Receive
register
CLK
12
13
11
6
Dx
D
/TSx
R