CAT5114 Catalyst Semiconductor, CAT5114 Datasheet - Page 5

• Manufacturer Part Number: CAT5114
• Description: 32-Tap Digitally Programmable Potentiometer (DPP)
• Manufacturer: Catalyst Semiconductor

AC OPERATING CHARACTERISTICS:
V
AC CONDITIONS OF TEST
A. C. TIMING
(1) Typical values are for T
(2) This parameter is periodically sampled and not 100% tested.
(3) MI in the A.C. Timing diagram refers to the minimum incremental change in the W output due to a change in the wiper position.
Advance Information
W
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
CC
CI
DI
ID
IL
IH
IC
CPH
CPH
IW
CYC
R,
PU
R
WR
V
Input Pulse Levels
Input Rise and Fall Times
Input Reference Levels
INC
U/D
CS
V
CC
t
(2)
F
= +2.5V to +6.0V, V
CC
(2)
(2)
Range
t
CI
Parameter
CS to INC Setup
U/D to INC Setup
U/D to INC Hold
INC LOW Period
INC HIGH Period
INC Inactive to CS Inactive
CS Deselect Time (NO STORE)
CS Deselect Time (STORE)
INC to V
INC Cycle Time
INC Input Rise and Fall Time
Power-up to Wiper Stable
V
Store Cycle
CC
t
IW
Power-up Rate
OUT
A
t
=25
IL
H
Change
= V
o
C and nominal supply voltage.
t
CYC
CC
, V
t
IH
2.5V
0.2V
10ns
0.5V
L
tDI
= 0V
CC
CC
tID
, unless otherwise specified
V
to 0.7V
CC
6V
CC
t
IC
5
Min
100
100
250
250
100
0.2
50
10
—
—
—
—
1
1
(store)
t
CPH
Typ
Limits
t
F
—
—
—
—
—
—
—
—
—
—
—
—
1
5
(1)
90%
10%
90%
Max
500
50
10
—
—
—
—
—
—
—
—
—
5
1
t
R
Doc. No. 25091-00 Rev. 3/01
MI (3)
CAT5114
Units
msec
V/ms
ms
ms
ns
ns
ns
ns
ns
ns
s
s
s
s
M-1