hi-8120j-85 Holt Integrated Circuits, Inc., hi-8120j-85 Datasheet - Page 4

• Manufacturer Part Number: hi-8120j-85
• Description: Cmos High Voltage Display Driver
• Manufacturer: Holt Integrated Circuits, Inc.

PIN DESCRIPTIONS
CASCADING - EXT. OSCILLATOR
ADDITIONAL HI-8020/HI-8120 PIN CONFIGURATIONS
(See page 1 for the 44-Pin Plastic PLCC)
CS
LD
CL
SYMBOL
LCD0OPT
Segments
DIN
LCDØ
DOUT
LCD0
VDD
S27
S28
S29
S30
S31
S32
S33
S34
S35
S36
HI-8020J-85
VSS
VEE
SEGMENTS
DIN
V
CS
CS
CL
LD
BP
CS
SS
1 - 33
CL
7
8
9
10
11
12
13
14
15
16
17
18
DOUT
LD
BP
FUNCTION
HI-8020CLM-62
HI-8120CLM-62
HI-8020CLI-61
HI-8120CLI-61
LCDØ /
OUTPUT
OUTPUT
OUTPUT
OUTPUT
POWER
POWER
POWER
INPUT
INPUT
INPUT
INPUT
INPUT
LCDØOPT
CERAMIC
48 - PIN
DIN
LCDØ
HI-8020J-85
SEGMENTS
CS
LCC
Figure 2
&
33 - 64
CL
DOUT
LD
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
BP
PLANE
BACK
42
41
40
39
38
37
36
35
34
33
32
31
DIN
LCDØ
HI-8020J-85
CS
SEGMENTS
S16
S15
V
S14
S13
S12
S11
S10
S9
S8
S7
S6
HI-8020/HI-8120 Series
HOLT INTEGRATED CIRCUITS
65 - 96
EE
CL
DOUT
LD
BP
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
Display clock input and is always bonded out. Can swing from VEE to VDD
Bonded out only if an RC oscillator is required
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
DESCRIPTION
4
CS
CASCADING - RC OSCILLATOR
LD
CL
150KW
470pf
DIN
LCDØ
LCDØ OPT
S27
S28
S29
S30
S31
S32
S33
S34
S35
S36
HI-8120J-85
V
SEGMENTS
CS
CS
SS
1 - 32
CL
7
8
9
10
11
12
13
14
15
16
17
18
DOUT
LD
BP
HI-8020CLM-64
HI-8120CLM-64
HI-8020CLI-63
HI-8120CLI-63
CERAMIC
48 - PIN
DIN
LCDØ
LCDØ OPT
HI-8120J-85
SEGMENTS
CS
LCC
Figure 3
&
33 - 64
CL
DOUT
LD
BP
PLANE
BACK
42
41
40
39
38
37
36
35
34
33
32
31
DIN
LCDØ
LCDØ OPT
HI-8120J-85
S16
S15
V
S14
S13
S12
S11
S10
S9
S8
S7
S6
SEGMENTS
CS
EE
65 - 96
CL
DOUT
LD
BP