Product Summary

The DS21Q552 is a quad T1/E1/J1 transceiver. The Transceiver offers a high density packaging arrangement for the DS21Q552 Transceiver. Four silicon die of one of the DS21Q552 is packaged in a Multi-Chip Module (MCM) with the electrical connections as shown in Figure 1. All of the functions available on the DS21Q552 is also available in the MCM packaged version however in order to minimize package size, some signals have been deleted.

Parametrics

DS21Q552 absolute maximum ratings: (1)Ambient Temperature (Note 1) -40℃ +85℃; (2)Junction Temperature +109℃; (3)Theta-JA (θJA) in Still Air (Note 2) +15.3 ℃/W

Features

DS21Q552 features: (1)Four Completely Independent T1 or E1 Transceivers In One Small 27mm x 27mm Package; (2)Each Multi-Chip Module (MCM) Contains Four Die; (3)IEEE 1149.1 JTAG-Boundary Scan Architecture; (4)256–lead MCM BGA package (27mm X 27mm); (5)Low Power 5V CMOS or Low Power 3.3V CMOS with 5V Tolerant Input & Outputs.

Diagrams

DS21Q552 De-coupling scheme using standard tantalum caps

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
DS21Q552
DS21Q552
Maxim Integrated Products
Network Controller & Processor ICs 5V Quad T1 Transceiver
Data Sheet
0-204: $50.12
DS21Q552BN
DS21Q552BN
Maxim Integrated Products
Network Controller & Processor ICs
Data Sheet
Negotiable 
DS21Q552BN+
DS21Q552BN+
Maxim Integrated Products
Network Controller & Processor ICs 5V Quad T1 Transceiver
Data Sheet
0-22: $86.39
22-25: $67.09
25-50: $56.21
DS21Q552N
DS21Q552N
Maxim Integrated Products
Network Controller & Processor ICs
Data Sheet
Negotiable 
DS21Q552N+
DS21Q552N+
Maxim Integrated Products
Network Controller & Processor ICs 5V Quad T1 Transceiver
Data Sheet
0-22: $86.39
22-25: $67.09
25-50: $56.21
DS21Q552+
DS21Q552+
Maxim Integrated Products
Network Controller & Processor ICs 5V Quad T1 Transceiver
Data Sheet
0-22: $75.12
22-25: $58.34
25-50: $48.88