DS21Q55 Maxim Integrated Products, DS21Q55 Datasheet - Page 33

• 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): -

W19
M19
PIN
C11
U20
V10
A18
B19
B10
D19
R20
B20
N20
C20
R19
C19
N19
F20
L18
P20
E18
P19
E20
T18
E19
T19
F19
W1
W7
W5
W3
Y9
V6
C8
A7
V3
D6
C6
R1
D8
D9
A8
V7
C9
B8
T3
TCHBLK1
TCHBLK2
TCHBLK3
TCHBLK4
TCHCLK1
TCHCLK2
TCHCLK3
TCHCLK4
TCLKO1
TCLKO2
TCLKO3
TCLKO4
TNEGO1
TNEGO2
TNEGO3
TNEGO4
TLCLK1
TLCLK2
TLCLK3
TLCLK4
TPOSO1
TPOSO2
TPOSO3
TPOSO4
TNEGI4
TCLKI1
TCLKI2
TCLKI3
TCLKI4
TLINK1
TLINK2
TLINK3
TLINK4
TNEGI1
TNEGI2
TNEGI3
TPOSI1
TPOSI2
TPOSI3
TPOSI4
NAME
TCLK1
TCLK2
TCLK3
TCLK4
RVSS4
TYPE
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
–
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Receive Analog Signal Ground
Transmit Channel Block, Transceiver #1
Transmit Channel Block, Transceiver #2
Transmit Channel Block, Transceiver #3
Transmit Channel Block, Transceiver #4
Transmit Channel Clock, Transceiver #1
Transmit Channel Clock, Transceiver #2
Transmit Channel Clock, Transceiver #3
Transmit Channel Clock, Transceiver #4
Transmit Clock, Transceiver #1
Transmit Clock, Transceiver #2
Transmit Clock, Transceiver #3
Transmit Clock, Transceiver #4
Transmit Clock Input for the LIU, Transceiver #1
Transmit Clock Input for the LIU, Transceiver #2
Transmit Clock Input for the LIU, Transceiver #3
Transmit Clock Input for the LIU, Transceiver #4
Transmit Clock Output from the Framer, Transceiver #1
Transmit Clock Output from the Framer, Transceiver #2
Transmit Clock Output from the Framer, Transceiver #3
Transmit Clock Output from the Framer, Transceiver #4
Transmit Link Clock, Transceiver #1
Transmit Link Clock, Transceiver #2
Transmit Link Clock, Transceiver #3
Transmit Link Clock, Transceiver #4
Transmit Link Data, Transceiver #1
Transmit Link Data, Transceiver #2
Transmit Link Data, Transceiver #3
Transmit Link Data, Transceiver #4
Transmit Negative Data Input for the LIU, Transceiver #1
Transmit Negative Data Input for the LIU, Transceiver #2
Transmit Negative Data Input for the LIU, Transceiver #3
Transmit Negative Data Input for the LIU, Transceiver #4
Transmit Negative Data Output from Framer, Transceiver #1
Transmit Negative Data Output from Framer, Transceiver #2
Transmit Negative Data Output from Framer, Transceiver #3
Transmit Negative Data Output from Framer, Transceiver #4
Transmit Positive Data Input for the LIU, Transceiver #1
Transmit Positive Data Input for the LIU, Transceiver #2
Transmit Positive Data Input for the LIU, Transceiver #3
Transmit Positive Data Input for the LIU, Transceiver #4
Transmit Positive Data Output from Framer, Transceiver #1
Transmit Positive Data Output from Framer, Transceiver #2
Transmit Positive Data Output from Framer, Transceiver #3
Transmit Positive Data Output from Framer, Transceiver #4
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FUNCTION