X9116 Xicor, X9116 Datasheet - Page 6

• Manufacturer Part Number: X9116
• Description: Digitally Controlled Potentiometer (XDCP)
• Manufacturer: Xicor

A.C. OPERATING CHARACTERISTICS (Over recommended operating conditions unless otherwise specified)
POWER UP AND DOWN REQUIREMENTS
There are no restrictions on the power-up or power-down conditions of V
ometer pins provided that V
V
A.C. TIMING
Notes: (6) Typical values are for T
X9116
REV 1.2 2/5/03
CC
ramp rate spec is always in effect.
t
Symbol
R
t
(7) This parameter is not 100% tested.
(8) MI in the A.C. timing diagram refers to the minimum incremental change in the V
R ,
t
t
t
PU
V
t
CPH
CYC
t
t
t
t
t
t
WR
t
IW
Cl
lD
DI
lH
lC
t
lL
CC
F
(7)
INC
U/D
(7)
V
CS
(7)
W
t
CI
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 (STORE)
INC to Vw change
INC cycle time
INC input rise and fall time
Power up to wiper stable
V
Store cycle
CC
t
IW
Power-up rate
CC
A
= 25°C and nominal supply voltage.
is always more positive than or equal to V
t
IL
Parameter
t
ID
t
CYC
t
IH
www.xicor.com
t
DI
t
IC
MI
(store)
(8)
Min.
100
100
2.9
10
15
1
1
1
4
t
CPH
CC
H
W
, V
output due to a change in the wiper position.
Limits
Typ.
and the voltages applied to the potenti-
L
, and V
Characteristics subject to change without notice.
1
5
(6)
t
F
W
90%
, i.e., V
10%
Max.
500
50
10
90%
5
5
CC
≥ V
t
H
R
, V
L
mV/µs
, V
Unit
ms
ms
ns
ns
µs
µs
µs
µs
µs
µs
µs
µs
W
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