Datasheet
VSS3
128
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
RXOB
+
RXOC
-
RXOD
-
RXOD
+
RXOE
-
RXOE
+
VSSL
VSSL
VDDL
VDDL
RCLKIN
-
RCLKIN
+
RXEA
-
RXEA
+
RXEB
-
RXEB
+
RXEC
-
RXEC
+
RXED
-
RXED+
RXEE
-
RXEE+
MODE0
RFB
S
2DAT
S2CLK
VDDP1
VSSP1
VSSP0
VDDP
0
PWDNB
RXEE
0
RXEE
1
RXEE
2
RXEE
3
RXEE
4
RXEE
5
RXEE
6
VSS0
VDD
0
RXED
0
RXED
1
RXED
2
RXED
3
RXED
4
RXED
5
RXED
6
VSSR
0
VDDR
0
VSS5
VDD5
RXOA6
RXOA5
RXOA4
RXOA
3
RXOA
2
RXOA
1
RXOA
0
VSSR
2
RXOB
5
VDDR
2
RXOB
6
RXOB
2
RXOB
1
RXOC
2
RXOC
1
RXOC
0
RXOE
0
VDD
3
RXEA
5
RXEA
3
RXEA
2
RXEA
0
VDD
2
VSS
2
RCLKOUT
VDDR
1
VSSR
1
RXEB
6
RXEB
5
RXEB
4
RXEB
3
RXEB
2
RXEB
1
RXEB0
VDD1
DS
90
C
3202
RXOB
4
RXOB
3
RXOB
0
RXOC
6
RXOC
5
RXOC
4
RXOC
3
RXOC
+
26
27
28
29
30
RXEC
0
RXEC
1
RXEC
2
RXEC
3
RXEC
4
31
32
RXEC
5
VSS1
58
59
60
61
62
63
64
RXOE
6
RXOE
5
RXOE
4
RXOE
2
65
66
67
68
69
70
71
RXOD
2
RXOD
1
VDD4
RXOD
6
RXOD
5
RXOD
4
RXOD
3
97
98
99
RESRVD
MODE1
VDDL
RXOA
-
RXOA
+
RXOB
-
VSSL
RXOE
1
RXEA
6
RXEA
4
RXEA
1
RXEC
6
VSS4
RXOD
0
RXOE
3
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
100
101
102
103
DS90C3202
www.ti.com
SNLS191D –APRIL 2005–REVISED APRIL 2013
PIN ASSIGNMENTS
Figure 19. DS90C3202 Receiver
DS90C3202 PIN DESCRIPTIONS
Pin No. Pin Name I/O Pin Type Description
1 S2DAT I/OP Digital Two-wire Serial Interface – Data
2 S2CLK I/P Digital Two-wire Serial Interface – Clock
3 VDDP1 VDD PLL Power supply for PLL circuitry
4 VSSP1 GND PLL Ground pin for PLL circuitry
5 VSSP0 GND PLL Ground pin for PLL circuitry
6 VDDP0 VDD PLL Power supply for PLL circuitry
7 PWDNB I/P LVTTL I/P (pulldown) Powerdown Bar (Active LOW)
0 = DEVICE DISABLED
1 = DEVICE ENABLED
8 RXEE0 O/P LVTTL O/P LVTTL level data output
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