DS21Q55 Maxim Integrated Products, DS21Q55 Datasheet - Page 162

• Manufacturer Part Number: DS21Q55
• Description: IC TXRX QUAD T1/E1/J1 SCT 256BGA
• Manufacturer: Maxim Integrated Products

Specifications of DS21Q55

• Function: Transceiver
• Interface: E1, J1, T1
• Number Of Circuits: 4
• Voltage - Supply: 3.14 V ~ 3.47 V
• Current - Supply: 75mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 256-BGA
• Includes: BERT Generator and Detector, Dual HDLC Controllers
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power (watts): -

22.9 Component Specifications
Table 22-A. Transformer Specifications
Turns Ratio 3.3V Applications
Primary Inductance
Leakage Inductance
Intertwining Capacitance
Transmit Transformer DC Resistance
Receive Transformer DC Resistance
Primary (Device Side)
Secondary
Primary (Device Side)
Secondary
SPECIFICATION
1:1 (receive) and 1:2 (transmit) ±2%
600mH (min)
1.0mH (max)
40pF (max)
1.0Ω (max)
2.0Ω (max)
1.2Ω (max)
1.2Ω (max)
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RECOMMENDED VALUE