DS21Q42T+ Maxim Integrated Products, DS21Q42T+ Datasheet - Page 85
DS21Q42T+
Manufacturer Part Number
DS21Q42T+
Description
IC FRAMER ENHANCED T1 4X 128TQFP
Manufacturer
Maxim Integrated Products
Datasheet
1.DS21Q42T.pdf
(116 pages)
Specifications of DS21Q42T+
Controller Type
T1 Framer
Interface
Parallel/Serial
Voltage - Supply
2.97 V ~ 3.63 V
Current - Supply
75mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
128-TQFP, 128-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Table 19-4. BOUNDARY SCAN REGISTER DESCRIPTION
PIN
10
11
—
12
13
14
15
16
17
18
19
20
—
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
1
2
3
4
5
6
7
8
9
REGISTER BIT
SCAN
81
80
79
78
77
76
75
74
73
72
71
70
69
68
—
—
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
-
RSYNC0.cntl
A6/ALE (AS)
TSYNC0.cntl
RSYSCLK0
TSYSCLK1
RCHBLK0
RFSYNCO
TCHBLK0
TCHBLK1
SYMBOL
TSSYNC1
RSYNC0
RLCLK0
TLCLK0
TSYNC0
RLCLK1
SPARE1
RLINK0
RLINK1
TLINK0
TNEG0
RCLK0
RNEG0
TNEG1
RCLK1
RNEG1
TCLK0
TPOS0
RPOS0
RSER0
TSER1
TPOS1
RSIG0
JTRST
TSIG1
VDD
INT*
VSS
A0
A1
A2
A3
A4
A5
85 of 116
TYPE
I/O
I/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
0 = RSYNCO an input
I = RSYNCO an output
0 = TSYNCO an input
I = TSYNCO an output
CONTROL BIT DESCRIPTION
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