HI-8020/HI-8120 Series
CASCADING - EXT. OSCILLATOR
LD
CL
CS
CS
DIN
CL
LD
DOUT
CS
DIN
CL
LD
DOUT
CS
DIN
CL
LD
DOUT
CASCADING - RC OSCILLATOR
LD
CL
CS
CS
DIN
150KW
CL
LD
DOUT
CS
DIN
CL
LD
DOUT
CS
DIN
CL
LD
DOUT
HI-8020J-85
LCDØ
BP
HI-8020J-85
LCDØ
BP
HI-8020J-85
LCDØ
BP
HI-8120J-85
LCDØ
LCDØ OPT
BP
HI-8120J-85
LCDØ
LCDØ OPT
BP
HI-8120J-85
LCDØ
LCDØ OPT
BP
470pf
SEGMENTS
1 - 33
SEGMENTS BACK
33 - 64
PLANE
SEGMENTS
65 - 96
SEGMENTS
1 - 32
SEGMENTS BACK
33 - 64
PLANE
SEGMENTS
65 - 96
Figure 2
Figure 3
PIN DESCRIPTIONS
SYMBOL
VSS
CS
CL
LD
DIN
LCD0
LCD0OPT
VDD
VEE
DOUT
BP
Segments
FUNCTION
POWER
INPUT
INPUT
INPUT
INPUT
INPUT
OUTPUT
POWER
POWER
OUTPUT
OUTPUT
OUTPUT
0 Volts
Logic input
Logic input
Logic input
Logic input
Analog input
Analog output
5 Volts
0 Volts to -30 Volts
Logic output
Display drive output
Display drive output
DESCRIPTION
Chip select
Clocks shift register on negative edge and DOUT pins on positive edge
Segment outputs equal shift register data if Load is high
Shift register data input
Display clock input and is always bonded out. Can swing from VEE to VDD
Bonded out only if an RC oscillator is required
Selected pinout can provide shift register taps at positions 30, 32, 34, or 38
Low resistance drive for the backplane and swings from VDD to VEE
High resistance drive for each segment and swings from VDD to VEE
ADDITIONAL HI-8020/HI-8120 PIN CONFIGURATIONS
(See page 1 for the 44-Pin Plastic PLCC)
S26
S25
S24
S23
S22
S21
S20
DOUT 38
BP
S19
S18
S17
S26
S25
S24
S23
S22
S21
S20
DOUT 38
BP
S19
S18
S17
S16
S15
V
EE
S14
S13
S12
S11
S10
S9
S8
S7
S6
S27
S28
S29
S30
S31
S32
S33
S34
S35
S36
V
SS
CS
7
8
9
10
11
12
13
14
15
16
17
S27
S28
S29
S30
S31
S32
S33
S34
S35
S36
V
SS
CS
7
8
9
10
11
12
13
14
15
16
17
6
5
4
3
2
1 48 47 46 45 44 43
42
41
40
39
38
37
36
35
34
33
32
6
5
4
3
2
1 48 47 46 45 44 43
42
41
40
39
38
37
36
35
34
33
32
HI-8020S-61
HI-8120S-61
HI-8020SM-62
&
HI-8120SM-62
48 - PIN
CERAMIC
LCC
HI-8020S-63
HI-8120S-63
HI-8020SM-64
&
HI-8120SM-64
48 - PIN
CERAMIC
LCC
18
31
19 20 21 22 23 24 25 26 27 28 29 30
18
31
19 20 21 22 23 24 25 26 27 28 29 30
S16
S15
V
EE
S14
S13
S12
S11
S10
S9
S8
S7
S6
CL
LD
DIN
LCDØ /
LCDØOPT
HOLT INTEGRATED CIRCUITS
4
CL
LD
DIN
LCDØ
V
DD
S37
S38
S1
S2
S3
S4
S5
V
DD
S37
S38
S1
S2
S3
S4
S5
HOLTIC [ HOLT INTEGRATED CIRCUITS ]
