DS21Q55 Maxim Integrated Products, DS21Q55 Datasheet - Page 34

• 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): -

W10
W12
W11
PIN
C17
C10
K20
C18
A10
B18
D10
K19
U16
D20
R18
A19
A11
N18
G19
D11
U19
G18
U18
L19
W9
W2
W4
Y2
Y4
Y6
Y8
V1
C7
Y1
Y3
Y5
Y7
C5
K3
TSYSCLK1
TSYSCLK2
TSYSCLK3
TSYSCLK4
WR (R/W)
TSSYNC1
TSSYNC2
TSSYNC3
TSSYNC4
TSYNC1
TSYNC2
TSYNC3
TSYNC4
TSTRST
TRING1
TRING2
TRING3
TRING4
TVDD1
TVDD2
TVDD3
TVDD4
NAME
TSER1
TSER2
TSER3
TSER4
TVSS1
TVSS2
TVSS3
TVSS4
TSIG1
TSIG2
TSIG3
TSIG4
TTIP1
TTIP2
TTIP3
TTIP4
TYPE
I/O
I/O
I/O
I/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
Transmit Analog Ring Output, Transceiver #1
Transmit Analog Ring Output, Transceiver #2
Transmit Analog Ring Output, Transceiver #3
Transmit Analog Ring Output, Transceiver #4
Transmit Serial Data, Transceiver #1
Transmit Serial Data, Transceiver #2
Transmit Serial Data, Transceiver #3
Transmit Serial Data, Transceiver #4
Transmit Signaling Input, Transceiver #1
Transmit Signaling Input, Transceiver #2
Transmit Signaling Input, Transceiver #3
Transmit Signaling Input, Transceiver #4
Transmit System Sync, Transceiver #1
Transmit System Sync, Transceiver #2
Transmit System Sync, Transceiver #3
Transmit System Sync, Transceiver #4
Test/Reset
Transmit Sync, Transceiver #1
Transmit Sync, Transceiver #2
Transmit Sync, Transceiver #3
Transmit Sync, Transceiver #4
Transmit System Clock, Transceiver #1
Transmit System Clock, Transceiver #2
Transmit System Clock, Transceiver #3
Transmit System Clock, Transceiver #4
Transmit Analog Tip Output, Transceiver #1
Transmit Analog Tip Output, Transceiver #2
Transmit Analog Tip Output, Transceiver #3
Transmit Analog Tip Output, Transceiver #4
Transmit Analog Positive Supply
Transmit Analog Positive Supply
Transmit Analog Positive Supply
Transmit Analog Positive Supply
Transmit Analog Signal Ground
Transmit Analog Signal Ground
Transmit Analog Signal Ground
Transmit Analog Signal Ground
Write Input (Read/Write), Active Low.
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