DS21Q59LN+ Maxim Integrated Products, DS21Q59LN+ Datasheet - Page 7

• Manufacturer Part Number: DS21Q59LN+
• Description: IC TXRX E1 QUAD 100-LQFP
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of DS21Q59LN+

• Number Of Drivers/receivers: 4/4
• Protocol: E1
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Dc: 1136
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3. BLOCK DIAGRAM
Figure 3-1. Block Diagram
RRING1
TRING1
RTIP1
TTIP1
RECEIVE
SIDE
TRANSMIT
SIDE
TRANSCEIVER 1 OF 4
PARALLEL AND TEST CONTROL PORT
Semiconductor
(ROUTED TO ALL BLOCKS)
DS21Q59
Dallas
VCO/PLL
MCLK
BACKUP CLOCK MUX
TRANSCEIVERS 2, 3, 4
RCLK TRANSCEIVER 2
RCLK TRANSCEIVER 3
RCLK TRANSCEIVER 4
ATTENUATOR
ALTERNATE
7 of 76
JITTER
TRANSMIT
CLOCK SOURCE
RECEIVE-SIDE
FORMATTER
TRANSMIT-
FRAMER
SIDE
CLOCK
CLOCK
DATA
SYNC
DATA
SYNC
BU Ck
MUX
SYNTHESIZER
4/8/16MHz
MUX
USER OUTPUT
A
B
C
IBO BUFFER
STORE AND
CONTROL
BY-2/4/8
ELASTIC
DIVIDE-
BUFFER
SELECT
SYNC
IBO
SYSTEM CLOCK
INTERFACE
DETECT
Tx Ck
LOTC
MUX
A
B
REFCLK
4/8/16MCK
RSER1
SYSCLK1
RSYNC1
TCLK1
OUTA1
OUTB1
TSYNC1
TSER1