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DS21FT40 Datasheet(PDF) 5 Page - Dallas Semiconductor

Part # DS21FT40
Description  Four x Three 12 Channel E1 Framer
Download  87 Pages
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Manufacturer  DALLAS [Dallas Semiconductor]
Direct Link  https://www.maximintegrated.com/en.html
Logo DALLAS - Dallas Semiconductor

DS21FT40 Datasheet(HTML) 5 Page - Dallas Semiconductor

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DS21FT40
5 of 87
DS21FT40 ENHANCED 12-Channel E1 FRAMER Figure 1-2
VSS
VDD
F R AM ER # 2
FR A M ER #3
F R AM ER # 1
Parallel & Test Control Port
(routed to all blocks)
D0 t o D7 /
AD0 to AD7
FS1
BTS
INT*
WR *
(R/W*)
RD*
(DS*)
FS0
CS *
TEST
ALE
(AS)/
A6
A0 t o A5,
A7
MU X
7
8
Receive Side Framer
Transmit Side Formatter
Elastic
Store
sync
data
clock
sync
data
clock
TSYNC
TCLK
TSER
RMSYNC
TSSYNC
TSYSCLK
RSER
RSYSCLK
RSYNC
Sa Extraction
Timing Control
Elastic
Store
Sync Control
Timing Control
Signaling
Buffer
Hardware
Signaling
Insertion
64-Byte Buffer
RPOS
RCLK
RNEG
TPOS
TNEG
HDLC Engine
DS0 Insertion
Power
LOTC DET
&
MUX
Sa Insertion
64-Byte Buffer
HDLC Engine
DS0 Insertion
FRAMER #12


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