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PDF UPD16675AN-051 Data sheet ( Hoja de datos )
| Número de pieza | UPD16675AN-051 | |
| Descripción | 1/34/ 1/36 DUTY LCD CONTROLLER/DRIVER | |
| Fabricantes | NEC | |
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DATA SHEET
MOS INTEGRATED CIRCUIT
µPD16675A
1/34, 1/36 DUTY LCD CONTROLLER/DRIVER
The µPD16675A is a driver containing a RAM capable of full-dot LCD display. A single µPD16675A IC chip can
operate a full-dot (up to 128-by-32 dots) LCD and two-line (upper & lower) pictograph display.
This IC is ideal for Kanji character or Chinese character pagers, displaying 16-by-16 dots per character.
FEATURES
• LCD driver with built-in display RAM
• Can operate on a single 3-V power supply
• Booster circuit incorporated: Switchable between 2X & 3X
• Dot display RAM: 128 × 32 bits
• Pictographic display RAM (portion of two lines): 128 × 2 bits
• Pictographic display RAM duty changeable: 1/34 and 2/36 duties
• Output: 128 segments & 34 commons
• Data input based on serial & 4-/8-bit parallel switchover
• Split resistor incorporated
• Oscillation circuit incorporated
ORDERING INFORMATION
Part Number
µPD16675AP/W
µPD16675AN-051
µPD16675AN-xxx
Package
Chips/wafer (Matched COG mounting)
2-side standard TCP (Output OLB: 0.25 mm pitch)
TCP (TAB)
Purchasing the above products in terms of chips per wafer requires an exchange of other documents as well,
including a memorandum on the product quality. Therefore, those who are interested in this regard are advised to
contact an NEC sales representative for further details.
The information in this document is subject to change without notice.
Document No. S11195EJ1V0DS00 (1st edition)
Date Published July 1998 NS CP (K)
Printed in Japan
©
1996
1 page  
µPD16675A
10. PACKAGE DRAWING ..........................................................................................................................32
5
5 Page 
µPD16675A
4.2 Pictographic Display
The group addresses of pictograph display are assigned as follows.
If address increment is set, when the X address goes to 0FH, the next address is 00H. At this time, the Y address
changes to the next address. Also, when the Y address goes to 01H, the next address is 00H.
X addresses
Y addresses
00H 01H 02H 03H
00H
(PCOM1)
01H
(PCOM2)
0EH 0FH
b7 b6 b5 b4 b3 b2 b1 b0
8 bits
(1) PCOM1 (Y Address = 00H)
X address
b7
00H 1
01H 9
02H 17
03H 25
04H 33
05H 41
06H 49
07H 57
08H 65
09H 73
0AH 81
0BH 89
0CH
97
0DH
105
0EH 113
0FH 121
b6
2
10
18
26
34
42
50
58
66
74
82
90
98
106
114
122
b5
3
11
19
27
35
43
51
59
67
75
83
91
99
107
115
123
Segment output No.
b4 b3
45
12 13
20 21
28 29
36 37
44 45
52 53
60 61
68 69
76 77
84 85
92 93
100 101
108 109
116 117
124 125
b2
6
14
22
30
38
46
54
62
70
78
86
94
102
110
118
126
(2) PCOM2 (Y Address = 01H)
X address
b7
00H 1
01H 9
02H 17
03H 25
04H 33
05H 41
06H 49
07H 57
08H 65
09H 73
0AH 81
0BH 89
0CH
97
0DH
105
0EH 113
0FH 121
b6
2
10
18
26
34
42
50
58
66
74
82
90
98
106
114
122
b5
3
11
19
27
35
43
51
59
67
75
83
91
99
107
115
123
Segment output No.
b4 b3
45
12 13
20 21
28 29
36 37
44 45
52 53
60 61
68 69
76 77
84 85
92 93
100 101
108 109
116 117
124 125
b2
6
14
22
30
38
46
54
62
70
78
86
94
102
110
118
126
b1
7
15
23
31
39
47
55
63
71
79
87
95
103
111
119
127
b1
7
15
23
31
39
47
55
63
71
79
87
95
103
111
119
127
b0
8
16
24
32
40
48
56
64
72
80
88
96
104
112
120
128
b0
8
16
24
32
40
48
56
64
72
80
88
96
104
112
120
128
11
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