AM79D2251JC AMD [Advanced Micro Devices], AM79D2251JC Datasheet - Page 4

• Manufacturer Part Number: AM79D2251JC
• Description: Dual Intelligent Subscriber Line Audio-Processing Circuit (ISLAC)
• Manufacturer: AMD [Advanced Micro Devices]

4
VOUT1
VOUT2
VSAB1
VIMT1
VSAB2
VIMT2
VILG1
VILG2
VHL1
VLB1
VINI1
XSB1
VHL2
VLB2
VINI2
XSB2
Converter
Converter
Block
Block
Ch 1
Ch 2
Figure 1. Dual ISLAC
Am79D2251
Processor
Digital
Signal
Block Diagram
IREF
Microprocessor
GCI Control
Reference
Clock and
Logic and
Time Slot
Common
Interface
Assigner
Interface
External
Circuits
Control
Sense
Inputs
ISLIC
Logic
PCM
and
GCI
and
VREF
PCLK/FS
DXA/DU
DRA/DD
TSCA/G
DCLK/S0
XSC
SHB
SPB
MCLK
FS/DCL
CS/RST
LD1
LD2
SLB
INT
DIO/S1
P1
P2
P3