DS21Q50L+ Maxim Integrated Products, DS21Q50L+ Datasheet - Page 18

• Manufacturer Part Number: DS21Q50L+
• Description: IC TXRX 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: *
• Includes: AIS Alarms Detector and Generator, Loopback Functions, PRBS Generator / Detector, Remote Detector and Generator
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -

Signal Name:
Signal Description:
Signal Type:
Used to select which SCLK clock edge samples data at SDI.
Signal Name:
Signal Description:
Signal Type:
Used to select which SCLK clock edge updates data at SDO.
Signal Name:
Signal Description:
Signal Type:
Used to clock data into and out of the serial port.
2.1.6 Line Interface Pins
Signal Name:
Signal Description:
Signal Type:
A 2.048MHz (±50ppm) clock source with TTL levels is applied at this pin. This clock is used internally for both
clock/data recovery and for jitter attenuation.
Signal Name:
Signal Description:
Signal Type:
Analog inputs for clock recovery circuitry. These pins connect through a 1:1 transformer to the E1 line. See Section
16
Signal Name:
Signal Description:
Signal Type:
Analog line driver outputs. These pins connect through a 1:2 step-up transformer to the E1 line. See Section
details.
2.1.7 Supply Pins
Signal Name:
Signal Description:
Signal Type:
3.3V ±5%. Should be tied to the RVDD and TVDD pins.
Signal Name:
Signal Description:
Signal Type:
3.3V ±5%. Should be tied to the DVDD and TVDD pins.
Signal Name:
Signal Description:
Signal Type:
3.3V ±5%. Should be tied to the RVDD and DVDD pins.
for details.
ICES
Input Clock Edge Select
Input
OCES
Output Clock Edge Select
Input
SCLK
Serial Port Clock
Input
MCLK
Master Clock Input
Input
RTIP and RRING
Receive Tip and Ring
Input
TTIP and TRING
Transmit Tip and Ring
Output
DVDD
Digital Positive Supply
Supply
RVDD
Receive Analog Positive Supply
Supply
TVDD
Transmit Analog Positive Supply
Supply
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