DS21Q42T Maxim Integrated Products, DS21Q42T Datasheet - Page 85

• Manufacturer Part Number: DS21Q42T
• Description: IC FRAMER ENHANCED T1 4X 128TQFP
• Manufacturer: Maxim Integrated Products

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: Contains lead / RoHS non-compliant

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