X9252 Datasheet, PDF (5/21 Pages) Xicor Inc. – Quad Digitally-Controlled (XDCP) potentiometer

X9252
D.C. OPERATING CHARACTERISTICS (Over the recommended operating conditions unless otherwise specified.)
Symbol
I_CC1
Parameter
V_CC supply current
(Volatile write/read)
I_CC2
I_CC3
V_CC supply current
(active)
V_CC supply current
(nonvolatile write)
I_SB
V_CC current (standby)
I_L
Leakage current, bus
interface pins
V_IH
Input HIGH voltage
V_IL
Input LOW voltage
V_OL
SDA pin output LOW
voltage
Min.
-10
Limits
Max.
3
3
5
20
10
Units
mA
mA
mA
µA
µA
Test Conditions
f_SCL = 400kHz;SDA = Open; (for 2-Wire,
Active, Read and Volatile Write States
only)
f_SCL = 200kHz; (for U/D interface,
increment, decrement)
f_SCL = 400kHz; SDA = Open;
(for 2-Wire, Active, Nonvolatile Write State
only)
V_CC = +5.5V; V_IN = V_SS or V_CC; SDA =
V_CC; (for 2-Wire, Standby State only)
Voltage at pin from V_SS to V_CC
V_CC x 0.7 V_CC + 1
V
–1
V_CC x 0.3 V
0.4
V I_OL = 3mA
ENDURANCE AND DATA RETENTION
Parameter
Minimum endurance
Data retention
Min.
100,000
100
Units
Data changes per bit
Years
CAPACITANCE
Symbol
C_IN/OUT⁽⁵⁾
C_IN⁽⁵⁾
Test
Input / Output capacitance (SDA)
Input capacitance (SCL, WP, DS0, DS1, CS, U/D,
A2, A1 and A0)
Max.
8
6
Units
pF
pF
Test Conditions
V_OUT = 0V
V_IN = 0V
POWER-UP TIMING
Symbol
t_D⁽⁵⁾⁽⁹⁾
Parameter
Power Up Delay from V_CC power up (V_CC
above 2.7V) to wiper position recall com-
pleted, and communication interfaces ready
for operation.
Max.
2
Units
ms
A.C. TEST CONDITIONS
Input Pulse Levels
Input rise and fall times
Input and output timing threshold level
External load at pin SDA
V_CC x 0.1 to V_CC x 0.9
10ns
V_CC x 0.5
2.3kΩ to V_CC and 100 pF to V_SS
REV 1.4.1 7/29/03
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