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CAT5112 Folha de dados(PDF) 5 Page - Catalyst Semiconductor

Nome de Peças. CAT5112
descrição  32-Tap Digitally Programmable Potentiometer
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Fbricantes  CATALYST [Catalyst Semiconductor]
Página de início  http://www.catalyst-semiconductor.com
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CAT5112 Folha de dados(HTML) 5 Page - Catalyst Semiconductor

   
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CAT5112
5
Doc. No. 2002, Rev. L
VCC Range
2.5V
≤ VCC ≤ 6V
Input Pulse Levels
0.2VCC to 0.7VCC
Input Rise and Fall Times
10ns
Input Reference Levels
0.5VCC
AC CONDITIONS OF TEST
(1) Typical values are for TA=25˚C and nominal supply voltage.
(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.
CS
INC
U
/D
RW
t
CI
t
CYC
t
IL
MI
(3)
90%
90%
10%
(store)
t
F
t
R
t
IW
tID
tDI
t
IH
t
CPH
t
IC
Symbol
Parameter
Min
Typ(1)
Max
Units
tCI
CS to INC Setup
100
——
ns
tDI
U/
D to INC Setup
50
——
ns
tID
U/
D to INC Hold
100
——
ns
tIL
INC LOW Period
250
——
ns
tIH
INC HIGH Period
250
——
ns
tIC
INC Inactive to CS Inactive
1
——
µs
tCPH
CS Deselect Time (NO STORE)
100
——
ns
tCPH
CS Deselect Time (STORE)
10
——
ms
tIW
INC to VOUT Change
15
µs
tCYC
INC Cycle Time
1
——
µs
tR, tF(2)
INC Input Rise and Fall Time
——
500
µs
tPU(2)
Power-up to Wiper Stable
——
1
msec
tWR
Store Cycle
510
ms
AC OPERATING CHARACTERISTICS:
VCC = +2.5V to +6.0V, VH = VCC, VL = 0V, unless otherwise specified
A. C. TIMING


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