DS21Q55 Maxim Integrated Products, DS21Q55 Datasheet - Page 204

• 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): -

Table 30-D. Boundary Scan Control Bits
NXA = Not Externally Available
BIT
—
—
—
—
98
97
96
95
94
93
92
91
90
89
—
—
—
—
—
—
88
87
86
85
—
—
—
—
—
84
83
82
81
80
79
78
77
76
3
2
1
0
19, 20, 24
27, 28
PIN
10
11
12
13
14
15
16
17
18
21
22
23
25
26
29
30
31
32
33
34
35
36
37
—
—
—
—
—
—
—
—
—
1
2
3
4
5
6
7
8
9
UOP0.cntl (NXA)
UOP1.cntl (NXA)
UOP3.cntl (NXA)
XTALD (NXA)
8XCLK (NXA)
TCHBLK.cntl
UOP0 (NXA)
UOP1 (NXA)
UOP2 (NXA)
UOP3 (NXA)
BPCLK.cntl
TLCLK.cntl
ESIBS0.cntl
TSYNC.cntl
RCHBLK
LIUC.cntl
TCHBLK
TSTRST
ESIBS0
TSYNC
BPCLK
TLCLK
NAME
RRING
TUSEL
TRING
JTCLK
TLINK
JTRST
RVDD
MCLK
TVDD
RVSS
JTMS
JTDO
TVSS
LIUC
RTIP
TTIP
JTDI
RCL
N.C.
BTS
INT
TYPE
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
—
—
—
—
—
—
—
—
—
—
—
—
—
—
204 of 237
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
—
—
0 = BPCLK is an input.
1 = BPCLK is an output.
—
—
—
—
—
0 = UOP0 is an input.
1 = UOP0 is an output.
—
0 = UOP1 is an input.
1 = UOP1 is an output.
—
—
—
0 = LIUC is an input.
1 = LIUC is an output.
—
—
—
—
—
—
—
—
—
—
0 = UOP3 is an input.
1 = UOP3 is an output.
—
—
—
—
—
—
—
—
0 = TCHBLK is an input.
1 = TCHBLK is an output.
—
0 = TLCLK is an input.
1 = TLCLK is an output.
—
—
0 = ESIBS0 is an input.
1 = ESIBS0 is an output.
—
0 = TSYNC is an input.
1 = TSYNC is an output.
—
CONTROL BIT FUNCTION