DS21554L+ Maxim Integrated Products, DS21554L+ Datasheet - Page 83
DS21554L+
Manufacturer Part Number
DS21554L+
Description
IC TXRX E1 1-CHIP 5V 100-LQFP
Manufacturer
Maxim Integrated Products
Datasheet
1.DS2154LNA2.pdf
(124 pages)
Specifications of DS21554L+
Function
Single-Chip Transceiver
Interface
E1, HDLC, J1, T1
Number Of Circuits
1
Voltage - Supply
4.75 V ~ 5.25 V
Current - Supply
75mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
100-LQFP
Includes
Remote and AIS Alarm Detector / Generator
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power (watts)
-
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Figure 15-1. Basic External Analog Connections
Figure 15-2. Optional Crystal Connection
E1 Transmit
E1 Receive
Line
Line
DS21354/
DS21554
XTALD
MCLK
NOTE 1: ALL CAPACITORS VALUES ARE IN mF.
NOTE 2: 10mF CAPACITOR ON TVDD IS OF TANTALUM CONSTRUCTION.
NOTE 3: SEE TABLE 15-3 FOR TRANSFORMER SELECTION.
(See Note 1)
C1
N : 1
1 : 1
0.1mF
(nonpolarized)
Rr
Rt
Rt
C2
0.47
2.048MHz
Rr
83 of 124
DS21354/DS21554
TTIP
TRING
RTIP
RRING
MCLK
DVDD
RVDD
DVSS
TVDD
RVSS
TVSS
0.01
0.1
0.1
2.048MHz
+
10
0.1
VDD
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