X9312 Datasheet, PDF (6/9 Pages) Xicor Inc. – E2POT™ Nonvolatile Digital Potentiometer

X9312
A.C. CONDITIONS OF TEST
Input Pulse Levels
Input Rise and Fall Times
Input Reference Levels
0V to 3V
10ns
1.5V
3865 PGM T05.1
MODE SELECTION
CS
INC
U/D
L
H
L
L
H
X
H
X
X
L
X
Mode
Wiper Up
Wiper Down
Store Wiper Position
Standby
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
t_Cl
t_lD
t_DI
t_lL
t_lH
t_lC
t_CPH
t_IW
t_CYC
t_R, t_F(7)
t_PU(7)
t_R V_CC(7)
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 Vw Change
INC Cycle Time
INC Input Rise and Fall Time
Power up to Wiper Stable
V_CC Power-up Rate
100
ns
100
ns
1
µs
1
µs
1
µs
1
µs
20
ms
100
500
µs
4
µs
500
µs
500
µs
0.2
50
mV/µs
3865 PGM T07.4
A.C. Timing
CS
tCI
INC
tCYC
tIL
tIH
tIC
tID
tDI
tCPH
90% 90%
10%
tF
tR
U/D
tIW
VW
MI ⁽⁸⁾
3865 FHD F03
Notes: (6) Typical values are for T_A = 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 V_W output due to a change in the wiper position.
6