DS21554LB Maxim Integrated Products, DS21554LB Datasheet - Page 105

• Manufacturer Part Number: DS21554LB
• Description: IC TXRX E1 1-CHIP 5V 100-LQFP
• Manufacturer: Maxim Integrated Products

Specifications of DS21554LB

• 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: Contains lead / RoHS non-compliant
• Power (watts): -

Figure 18-9. Transmit-Side 1.544MHz Boundary Timing (with Elastic Store Enabled)
Figure 18-10. Transmit-Side 2.048MHz Boundary Timing (with Elastic Store Enabled)
TSYSCLK
TCHBLK
TCHBLK
TSYSCLK
TCHCLK
TCHCLK
TSSYNC
TSSYNC
TSER
TSER
TSIG
1
1
2
NOTE 1: TCHBLK IS PROGRAMMED TO BLOCK CHANNEL 31.
CHANNEL 23
NOTE 1: THE F-BIT POSITION IN THE TSER DATA IS IGNORED.
NOTE 2: TCHBLK IS PROGRAMMED TO BLOCK CHANNEL 24.
CHANNEL 31
CHANNEL 31
A
B
C
LSB MSB
LSB MSB
D
105 of 124
CHANNEL 24
CHANNEL 32
CHANNEL 32
A
B
C
LSB
LSB
D
F MSB
MSB
CHANNEL 1
CHANNEL 1
CHANNEL 1
A