ds8881 National Semiconductor Corporation, ds8881 Datasheet - Page 3

• Manufacturer Part Number: ds8881
• Description: Vacuum Fluorescent Display Driver
• Manufacturer: National Semiconductor Corporation

Symbol
t
t
t
t
t
f
dc
pd0
pd0
pd1
pd1
FALL
OSC
Switching Characteristics
AC Test Circuit
Propagation Delay to a Logical ‘‘0’’
from Enable Input to Digit Output
Propagation Delay to a Logical ‘‘0’’
A B C D to Digit Output
Propagation Delay to a Logical ‘‘1’’
from Enable Input to Digit Output
Propagation Delay to a Logical ‘‘1’’
from A B C D to Digit Output
Oscillator Output Transition Time
from 1 to 0
Oscillator Frequency
Oscillator Duty Cycle
Parameter
T
A
R
7V
C
V
e
SS
T
L
25 C unless otherwise specified
e
k
e
e
V
4 7 kX C
100 pF
9 5V R
SS k
9 5V R
g
L
L
3
e
5% C
e
6k to V
50 pF V
Conditions
T
e
L
e
27 kX
SS
50 pF
BB
C
L
e b
g
e
2% R
25 pF
23V V
L
e
SS
1 3k
e
8V
Min
320
46
Typ
360
56
TL F 5846 – 2
Max
300
500
400
50
66
1
1
Units
kHz
ms
ms
ns
ns
ns
%