X9279 Datasheet, PDF (15/24 Pages) Xicor Inc. – Single Digitally-Controlled (XDCP) Potentiometer

X9279
D.C. OPERATING CHARACTERISTICS (Over the recommended operating conditions unless otherwise specified.)
Symbol
I_CC1
Parameter
V_CC supply current
(active)
I_CC2
V_CC supply current
(nonvolatile write)
I_SB
V_CC current (standby)
I_LI
Input leakage current
I_LO
Output leakage current
V_IH
Input HIGH voltage
V_IL
Input LOW voltage
V_OL
Output LOW voltage
V_OH
Output HIGH voltage
Min.
Limits
Typ. Max.
3
5
V_CC x 0.7
–1
5
10
10
V_CC + 1
V_CC x 0.3
0.4
Units
mA
mA
µA
µA
µA
V
V
V
Test Conditions
f_SCL = 400KHz; V_CC = +6V;
SDA = Open; (for 2-Wire, Active, Read
and
f_SCL = 400KHz; V_CC = +6V;
SDA = Open; (for 2-Wire, Active,
Nonvolatile Write State only)
V_CC = +6V; V_IN = V_SS or V_CC;
SDA = V_CC; (for 2-Wire, Standby State
only)
V_IN = V_SS to V_CC
V_OUT = V_SS to V_CC
I_OL = 3mA
ENDURANCE AND DATA RETENTION
Parameter
Minimum endurance
Data retention
Min.
100,000
100
Units
Data changes per bit per register
years
CAPACITANCE
Symbol
C_IN/OUT⁽⁶⁾
C_IN⁽⁶⁾
Test
Input / Output capacitance (SDA)
Input capacitance (SCL, WP, A2, A1 and A0)
Max.
8
6
Units
pF
pF
Test Conditions
V_OUT = 0V
V_IN = 0V
POWER-UP TIMING
Symbol
t_r V_CC⁽⁶⁾
t_PUR⁽⁷⁾
t_PUW⁽⁷⁾
Parameter
V_CC Power-up rate
Power-up to initiation of read operation
Power-up to initiation of write operation
Min.
0.2
Max.
50
1
50
Units
V/ms
ms
ms
A.C. TEST CONDITIONS
Input Pulse Levels
Input rise and fall times
Input and output timing level
V_CC x 0.1 to V_CC x 0.9
10ns
V_CC x 0.5
Notes: (6) This parameter is not 100% tested
(7) t_PUR and t_PUW are the delays required from the time the (last) power supply (V_CC-) is stable until the specific instruction can be
issued. These parameters are periodically sampled and not 100% tested.
REV 1.1.7 2/6/03
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Characteristics subject to change without notice. 15 of 24