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AM79R70JC Datasheet(PDF) 16 Page - Advanced Micro Devices

Part # AM79R70JC
Description  Ringing Subscriber Line Interface Circuit
PDF  20 Pages
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Manufacturer  AMD [Advanced Micro Devices]
Direct Link  http://www.amd.com
Logo AMD - Advanced Micro Devices

AM79R70JC Datasheet(HTML) 16 Page - Advanced Micro Devices

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Am79R70 Data Sheet
TEST CIRCUITS (continued)
+5 V
H. Am79R70 Test Circuit
VNEG
VCC
RD
RD
VTX
RSN
RRX
RDC2
RDC1
CDC
RT
RDC
–5 V
VBAT1
DET
D1
BGND
RYOUT1
HPB
CHP
HPA
RTRIP2
RTRIP1
A(TIP)
B(RING)
BAT1
VBAT2
2.2 nF
2.2 nF
VTX
VRX
B2EN
D2
BAT2
A(TIP)
B(RING)
0.1 µF
RYOUT2
C1
C2
C3
D1
D2
E1
RDCR
RDCR
AGND/
DGND
RSLEW
CSLEW
RINGIN
RSGH
RSGL
RSGL
RSGH
RRT1
RRT2
CRT
1.5 µF
75 k
12 k
430 k
open
20 k
80 k
2.0 k
100 k
1.2 µF
0.33 µF
See Note.
CAX
CBX
18 nF
300 k
300 k
0.1 µF
RYE
open
Note:
The input should be 50% duty cycle CMOS-compatible input.
BATTERY
GROUND
ANALOG
GROUND
DIGITAL
GROUND



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