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HC5509A1R3060 Datasheet, PDF (8/10 Pages) Intersil Corporation – SLIC Subscriber Line Interface Circuit
Logic Diagram
HC5509A1R3060
TTL TO I2L
RS
RC
GK
SH
RELAY
DRIVER
RD
I2L TO TTL
GKD
SHD
TST
TSD
PD
IPD
PD = 0, IPD = ACTIVE
BN
INJ
A
A
B
B
C
C
KEY
NOTE: PRI and PD are independent switch driven by TTL input levels.
ALM
8