em6522 EM Microelectronic, em6522 Datasheet - Page 4

• Manufacturer Part Number: em6522
• Description: Mfp Version Of Em6622 Ultra Low Power Microcontroller With 4x32 Lcd Driver
• Manufacturer: EM Microelectronic

1
Copyright © 2005, EM Microelectronic-Marin SA
Chip
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
45
1
2
3
4
5
6
7
8
9
Pin Description for EM6522
TQFP
64
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
45
46
47
48
49
50
6
7
8
9
R
DIL
64
62
63
64
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
1
2
3
4
5
6
7
8
9
Signal Name
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]
COM[1]
COM[2]
COM[3]
COM[4]
SEG[9]
SEG[8]
SEG[7]
SEG[6]
SEG[5]
SEG[4]
SEG[3]
SEG[2]
SEG[1]
Reset
C2B
C2A
C1B
C1A
Test
VL1
VL2
VL3
internal pull-down 15 KOhm
Voltage multiplier level 1
Voltage multiplier level 2
Voltage multiplier level 3
Input reset terminal,
Input test terminal,
LCD back plane 1
LCD back plane 2
LCD back plane 3
LCD back plane 4
Voltage multiplier
Voltage multiplier
Voltage multiplier
Voltage multiplier
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
Function
4
Not used if 3 times multiplexed
Except when needed for MFP
For EM tests only, ground 0 !
LCD level 1 input, if external
LCD level 2 input, if external
LCD level 3 input, if external
Not needed if ext. supply
Not needed if ext. supply
Not needed if ext. supply
Not needed if ext. supply
supply selected
supply selected
supply selected
www.emmicroelectronic.com
Main reset
Remarks
EM6522