R
EM6626
1. Pin Description for EM6626
TQFP
64
6
7
8
9
10
DIL
64
62
63
64
1
Chip
Signal Name
Function
Remarks
1
2
3
4
5
C2B
C2A
C1B
C1A
VL1
Voltage multiplier
Voltage multiplier
Voltage multiplier
Not needed if ext. supply
Not needed if ext. supply
Not needed if ext. supply
Not needed if ext. supply
LCD level 1 input, if external supply
selected
Voltage multiplier
2
Voltage multiplier level 1
6
7
11
12
3
4
VL2
VL3
Voltage multiplier level 2
Voltage multiplier level 3
LCD level 2 input, if external supply
selected
LCD level 3 input, if external supply
selected
8
9
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
42
43
44
45
46
47
48
49
5
6
7
8
COM[1]
COM[2]
COM[3]
COM[4]
SEG[32]
SEG[31]
SEG[30]
SEG[29]
SEG[28]
SEG[27]
SEG[26]
SEG[25]
SEG[24]
SEG[23]
SEG[22]
SEG[21]
SEG[20]
SEG[19]
SEG[18]
SEG[17]
SEG[16]
SEG[15]
SEG[14]
SEG[13]
SEG[12]
SEG[11]
SEG[10]
SEG[9]
LCD back plane 1
LCD back plane 2
LCD back plane 3
LCD back plane 4
LCD Segment 32
LCD Segment 31
LCD Segment 30
LCD Segment 29
LCD Segment 28
LCD Segment 27
LCD Segment 26
LCD Segment 25
LCD Segment 24
LCD Segment 23
LCD Segment 22
LCD Segment 21
LCD Segment 20
LCD Segment 19
LCD Segment 18
LCD Segment 17
LCD Segment 16
LCD Segment 15
LCD Segment 14
LCD Segment 13
LCD Segment 12
LCD Segment 11
LCD Segment 10
LCD Segment 9
LCD Segment 8
LCD Segment 7
LCD Segment 6
LCD Segment 5
LCD Segment 4
LCD Segment 3
LCD Segment 2
LCD Segment 1
Input reset terminal,
internal pull-down 15 KOhm
Input test terminal,
internal pull-down 15 KOhm
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
42
43
44
Not used if 3 times multiplexed
9
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
SEG[8]
SEG[7]
SEG[6]
SEG[5]
SEG[4]
SEG[3]
SEG[2]
SEG[1]
Reset
Main reset
45
50
42
Test
For EM tests only, ground 0 !
Except when needed for MFP
programming
4
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