X9C303
A.C. OPERATING CHARACTERISTICS
(Over recommended operating conditions unless otherwise specified)
Limits
Symbol
t
Cl
t
lD
t
DI
t
lL
t
lH
t
lC
t
CPH
t
IW
t
CYC
t
R,
t
F (4)
t
PU (4)
t
R
V
CC (4)
Parameter
CS to INC setup
INC HIGH to U/D change
U/D to INC setup
INC LOW period
INC HIGH period
INC inactive to CS inactive
CS deselect time
INC to V
W
change
INC cycle time
INC input rise and fall time
Power-up to wiper stable
V
CC
power-up rate
Min.
100
100
2.9
1
1
1
20
4
Typ.
(3)
Max.
Unit
ns
ns
µs
µs
µs
µs
ms
µs
µs
ns
µs
mV/µs
100
500
500
500
0.2
50
A.C. TIMING
CS
t
CYC
t
CI
INC
t
ID
t
DI
t
F
t
IL
t
IH
t
IC
t
CPH
90%
90%
10%
t
R
U/D
t
IW
V
W
MI
(8)
Notes: (3) Typical values are for T
A
= 25°C and nominal supply voltage.
(4) This parameter is periodically sampled and not 100% tested.
(5) MI in the A.C. timing diagram refers to the minimum incremental change in the V
W
output due to a change in the wiper position.
6
FN8223.0
March 11, 2005
INTERSIL [ INTERSIL CORPORATION ]
