X9440 Datasheet, PDF (12/21 Pages) Intersil Corporation – Mixed Signal with SPI Interface

X9440
D.C. OPERATING CHARACTERISTICS (Over the recommended operating conditions unless otherwise specified.)
Symbol
Parameter
I_CC1 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
Min.
V_CC x 0.7
-0.5
Limits
Typ. Max. Unit
Test Conditions
400
µA f_SCK = 2MHz, SO = Open,
Other Inputs = V_SS
1
mA f_SCK = 2MHz, SO = Open,
Other Inputs = V_SS
1
µA SCK = SI = V_SS, Addr. = V_SS
10
µA V_IN = V_SS to V_CC
10
µA V_OUT = V_SS to V_CC
V_CC + 0.5 V
V_CC x 0.1 V
0.4
V I_OL = 3mA
ENDURANCE AND DATA RETENTION
Parameter
Minimum endurance
Data retention
Min.
100,000
100
Unit
Data changes per bit per register
Years
CAPACITANCE
Symbol
C_I/O
C_IN
C_L, C_H, C_W
Test
Output capacitance (SO)
Input capacitance (A0, A1, SI, and SCK)
Potentiometer capacitance
Max.
8
6
10/10/25
POWER-UP SEQUENCE
Power-up Sequence⁽¹⁾: (1) V_CC (2) V+ and V-
Power-down Sequence: no limitation
{V+ ≤ V_CC at all times}
Unit
pF
pF
pF
Test Conditions
V_OUT = 0V
V_IN = 0V
A.C. TEST CONDITIONS
Input pulse levels
Input rise and fall times
V_CC x 0.1 to V_CC x 0.9
10ns
Input and output timing level V_CC x 0.5
Note: (1) Applicable to recall and power consumption applica-
tions
EQUIVALENT A.C. LOAD CIRCUIT
SDA Output
5V
1533Ω
100pF
2.7V
100pF
12
FN8200.0
March 28, 2005