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STLC5460 Datasheet

  • STLC5460

  • LINE CARD INTERFACE CONTROLLER

  • 54頁

  • STMICROELECTRONICS   STMICROELECTRONICS

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STLC5460
LINE CARD INTERFACE CONTROLLER
BOARD CONTROLLER FOR UP TO 16 ISDN
LINES OR 16 VOICE SUBSCRIBERS.
TWO SERIAL INTERFACES :
-PCM Four bidirectional multiplexes
-GCI One (or two) at 2 Mb/s.
NON BLOCKING SWITCH FOR 128 CHAN-
NELS (16, 32 OR 64 KB/S BANDWIDTH).
N CONSECUTIVE 64 kb/s CHANNELS FROM
AN INPUT MULTIPLEX CAN BE SWITCHED
AS A SINGLE N X 64 kbit/s CHANNEL TO AN
OUTPUT MULTIPLEX AT 2048 kb/s.
TIME SLOT ASSIGNMENT FREELY PRO-
GRAMMABLE FOR EVERY CONNECTED
SUBSCRIBER.
PROGRAMMABLE PCM DATA RATES UP
TO 8192 kb/s.CONSTANT DATA RATE AT 2
Mb/s ON GCI SIDE.
PCM interface :
- Simple and double clock frequency selectable;.
- Programmable clock shift
- Tristate mode control signals for external drivers.
GCI interface :
- Six bits or four bits Command/indicate channel
selectable for analog or digital equipment
PIN CONNECTION
(Top view)
NRDY/NWAIT
PLCC44
ORDERING NUMBER:
STLC5460
- Command/IndicateMonitor channels validated
or not
Microprocessor access to two selected bidirec-
tional channels of GCI and/or PCM.
Multicontrollers for layer 1 functions :
- C/I protocol controller for up to 16 C/I channels
- Monitor protocol controller for up to 16
Monitor channels.
Standard microprocessor interface with multi-
plexed address/data bus or separate address
data buses.
PLCC44 pins PACKAGE
DOUT0
6
A1
TSC0
TxD0
TSC1
TxD1
TSC2
TxD2
TSC3
TxD3
PFS
PDC
7
8
9
10
11
12
13
14
15
16
17
5
4
3
2
1 44 43 42 41 40
39
38
37
36
35
34
33
32
31
30
29
A3
DIN0
DIN1
VSS2
VDD2
FSC
DCL
INT
ALE/AS
NCS
RW/NWR
18 19 20 21 22 23 24 25 26 27 28
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
A2
VSS
DS/NRD
D94TL149B
DOUT1
VDD1
RdD3
RxD0
RxD1
RxD2
RES
A0
P0
February 1997
1/54

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