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X9312 Datasheet(PDF) 6 Page - Xicor Inc.

Part No. X9312
Description  E2POT™ Nonvolatile Digital Potentiometer
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Maker  XICOR [Xicor Inc.]
Homepage  http://www.xicor.com
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X9312 Datasheet(HTML) 6 Page - Xicor Inc.

   
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X9312
6
A.C. CONDITIONS OF TEST
Input Pulse Levels
0V to 3V
Input Rise and Fall Times
10ns
Input Reference Levels
1.5V
3865 PGM T05.1
MODE SELECTION
CS
INC
U/
D
Mode
L
H
Wiper Up
L
L
Wiper Down
H
X
Store Wiper Position
H
X
X
Standby
L
X
No Store, Return to
Standby
3865 PGM T06
A.C. OPERATING CHARACTERISTICS (Over recommended operating conditions unless otherwise specified)
Limits
Symbol
Parameter
Min.
Typ.(6)
Max.
Units
tCl
CS to INC Setup
100
ns
tlD
INC HIGH to U/D Change
100
ns
tDI
U/
D to INC Setup
1
µs
tlL
INC LOW Period
1
µs
tlH
INC HIGH Period
1
µs
tlC
INC Inactive to CS Inactive
1
µs
tCPH
CS Deselect Time
20
ms
tIW
INC to Vw Change
100
500
µs
tCYC
INC Cycle Time
4
µs
tR, tF(7)
INC Input Rise and Fall Time
500
µs
tPU(7)
Power up to Wiper Stable
500
µs
tR VCC(7)
VCC Power-up Rate
0.2
50
mV/
µs
3865 PGM T07.4
A.C. Timing
3865 FHD F03
Notes: (6) Typical values are for TA = 25°C and nominal supply voltage.
(7) This parameter is periodically sampled and not 100% tested.
(8) MI in the A.C. timing diagram refers to the minimum incremental change in the VW output due to a change in the wiper position.
CS
INC
U/D
VW
tCI
tIL
tIH
tCYC
tID
tDI
tIW
MI
(8)
tIC
tCPH
tF
tR
10%
90%
90%


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