DS21Q50L Maxim Integrated Products, DS21Q50L Datasheet - Page 16

• Manufacturer Part Number: DS21Q50L
• Description: IC TRANSCEIVER E1 QUAD 100-LQFP
• Manufacturer: Maxim Integrated Products

Specifications of DS21Q50L

• Function: Transceiver
• Interface: E1
• Number Of Circuits: 4
• Voltage - Supply: 3.14 V ~ 3.47 V
• Current - Supply: 230mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Includes: AIS Alarms Detector and Generator, Loopback Functions, PRBS Generator / Detector, Remote Detector and Generator
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power (watts): -

2.1.2 Alternate Jitter Attenuator
Signal Name:
Signal Description:
Signal Type:
Clock input to alternate jitter attenuator.
Signal Name:
Signal Description:
Signal Type:
Clock output of alternate jitter attenuator.
2.1.3 Clock Synthesizer
Signal Name:
Signal Description:
Signal Type:
A 4.096MHz, 8.192MHz, or 16.384MHz clock output that is referenced to one of the four recovered line clocks
(RCLKs) or to an external 2.048MHz reference.
Signal Name:
Signal Description:
Signal Type:
Can be configured as an output to source a 2.048MHz reference clock or as an input to supply a 2.048MHz
reference clock from an external source to the clock synthesizer.
2.1.4 Parallel Port Control Pins
Signal Name:
Signal Description:
Signal Type:
Flags host controller during conditions and change of conditions defined in status registers 1 and 2 and the HDLC
status register. Active-low, open-drain output.
Signal Name:
Signal Description:
Signal Type:
Used with BTS1 to select between muxed, nonmuxed, serial bus operation, and output high-Z mode.
Signal Name:
Signal Description:
Signal Type:
Used with BTS0 to select between muxed, nonmuxed, serial bus operation, and output high-Z mode.
Signal Name:
Signal Description:
Signal Type:
Used with TS1 to select one of four transceivers.
Signal Name:
Signal Description:
Signal Type:
Used with TS0 to select one of four transceivers.
AJACKI
Alternate Jitter Attenuator Clock Input
Input
AJACKO
Alternate Jitter Attenuator Clock Output
Output
4/8/16MCK
4.096MHz/8.192MHz/16.384MHz Clock Output
Output
REFCLK
Reference Clock
Input/Output
INT
Interrupt
Output
BTS0
Bus Type Select Bit 0
Input
BTS1
Bus Type Select Bit 0
Input
TS0
Transceiver Select Bit 0
Input
TS1
Transceiver Select Bit 0
Input
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