DS21Q55 Maxim Integrated Products, DS21Q55 Datasheet - Page 206

• 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): -

BIT
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
PIN
100
79
82
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
—
—
—
—
—
—
—
—
—
—
RDATA (NXA)
RSYSCLK.cntl
RMSYNC.cntl
RCHCLK.cntl
RFSYNC.cntl
RLOS/LOTC
RSYNC.cntl
RNEGI.cntl
RCLKI.cntl
RPOSI.cntl
RSIGF.cntl
RSYSCLK
RMSYNC
RCHCLK
RSIG.cntl
RFSYNC
RCLKO
RNEGO
RLCLK
RSYNC
RPOSO
NAME
RNEGI
RCLKI
RPOSI
RSIGF
RCLK
RSER
RSIG
TYPE
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
—
—
—
—
—
—
—
—
—
206 of 237
O
O
O
O
O
O
O
O
—
—
—
0 = RPOSI is an input.
1 = RPOSI is an output.
—
0 = RNEGI is an input.
1 = RNEGI is an output.
—
0 = RCLKI is an input.
1 = RCLKI is an output.
—
—
—
—
0 = RCHCLK is an input.
1 = RCHCLK is an output.
—
0 = RSIGF is an input.
1 = RSIGF is an output.
—
0 = RSIG is an input.
1 = RSIG is an output.
—
—
0 = RMSYNC is an input.
—
0 = RFSYNC is an input.
1 = RFSYNC is an output.
—
0 = RSYNC is an input.
1 = RSYNC is an output.
—
—
0 = RSYSCLK is an input.
1 = RSYSCLK in an output.
—
CONTROL BIT FUNCTION