HV518 Supertex Inc, HV518 Datasheet - Page 2

• Manufacturer Part Number: HV518
• Description: 32-Channel Vacuum-Fluorescent Display Driver
• Manufacturer: Supertex Inc

Switching Characteristics
Recommended Operating Conditions
Electrical Characteristics
(over recommended ranges of operating free-air temperature and V
Note: The total number of ON outputs times the duty cycle must not exceed the allowable package power disspation.
Note:
Power-up sequence should be the following:
Power-down sequence should be the reverse of the above.
Symbol
Symbol
t
t
t
t
t
I
I
I
V
V
I
I
1. Connect ground.
2. Apply V
3. Set all inputs (Data, CLK, Enable, etc.) to a known state.
d
DHL
DLH
THL
TLH
DD
DDQ
PP
IH
IL
OH
OL
Symbol
V
V
V
V
I
I
f
t
t
t
t
T
OH
OL
CLK
w(CKH)
w(CKL)
su
h
A
DD
PP
IH
IL
DD
Parameter
Delay time, Clock to data output
Delay time, high-to-low-level,
HVoutput
Delay time, low-to-high-level
HVoutput
Transition time, high-to-low-level, HVoutput
Transition time, low-to-high-level, HVoutput
.
Supply current
Quiescent supply current
Supply current
High-level output voltage
Low-level output
High-level logic input current
Low-level logic input current
Logic voltage supply
High voltage supply
High-level input voltage (See Fig.3.)
Low-level input voltage (See Fig. 3.)
High-level output current
Low-level output current
Clock frequency (see Figure 3)
Pulse duration , clock high
Pulse duration , clock low
Setup time, data before clock
Hold time, data after clock
Operating free-air temperature
Parameter
from latch enable
from strobe
from latch enable
from strobe
Parameter
(V
HVoutput
Serial output
HVoutput
Serial output
PP
= 80V, C
4. Apply V
5. The V
L
V
V
V
V
V
V
V
= 50 pF, T
V
V
V
V
V
2
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
PP
PP
should not drop below V
= 4.5V
= 4.5V
= 4.5V
= 4.5V
= 4.5V
Min
= 4.5V
= 4.5V
= 4.5V
= 4.5V
= 4.5V
= 4.5V
= 4.5V
(T
70.0
.
4.5
A
DD
= 25°C, unless otherwise noted)
. Unless otherwise noted, V
A
Typ
= 25°C, unless otherwise noted)
0.06
-0.1
4.9
0.1
7
Min
Max
500
0.5
0.8
10
12
10
DD
-1
1
5
5
or float during operation.
Min
-25
-40
Units
4.5
3.5
600
83
83
75
75
Max
1.5
1.5
2.5
mA
mA
mA
mA
µA
µA
µA
8
V
V
V
V
1
1
3
V
V
Output high, T
Output high, T
Outputs low
I
V
I
I
V
V
OH
OL
OL
DD
DD
DD
IH
IL
Unit
= 1mA
= -25mA
=20µA
ns
µs
µs
µs
µs
= 0V
= V
PP
= 5V, I
= 5V, f
= 5.5V, V
= 80V)
Conditions
DD
Max
5.5
6.0
80
85
OH
1
2
CH
Conditions
C
See Figure 4
See Figure 5
See Figure 6
See Figure 5
See Figure 6
See Figure 6
See Figure 6
= 6.0 MHz
= -20µA
IN
A
A
L
= 0V
= -40°C
= 0 to +85°C
=15 pF
Units
MHz
mA
mA
°C
HV518
ns
ns
ns
ns
V
V
V
V