X9455 Datasheet, PDF (4/18 Pages) Intersil Corporation – Dual Two-wiper Digitally-Controlled (XDCP) Potentiometer

X9455
DC Electrical Specifications Over the recommended operating conditions unless otherwise specified. (Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
MAX
V_IH
Input HIGH voltage
V_IL
Input LOW voltage
V_OL
SDA pin output LOW voltage
I_OL = 3mA
V_CC x 0.7
-1
V_CC + 1
V_CC x 0.3
0.4
UNITS
V
V
V
Endurance and Data Retention
PARAMETER
Minimum endurance
Data retention
MIN
100,000
100
UNITS
Data changes per bit
Years
Capacitance
SYMBOL
TEST
C_IN/OUT (Note 5) Input / Output capacitance (SDA)
C_IN (Note 5) Input capacitance (DS0, DS1, CS, U/D, SCL, WP, A2, A1
and A0)
TEST CONDITIONS
V_OUT = 0V
V_IN = 0V
MAX
8
6
UNITS
pF
pF
Power-Up Timing
SYMBOL
PARAMETER
t_D (Notes 5, 9) Power Up Delay from V_CC power up (V_CC above 2.7V) to wiper position recall
completed, 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
2-Wire Interface Timing (s)
SYMBOL
PARAMETER
f_SCL
Clock Frequency
t_HIGH
Clock High Time
t_LOW
Clock Low Time
t_SU:STA Start Condition Setup Time
t_HD:STA Start Condition Hold Time
t_SU:STO Stop Condition Setup Time
t_SU:DAT SDA Data Input Setup Time
t_HD:DAT SDA Data Input Hold Time
t_R (Note 5) SCL and SDA Rise Time
t_F (Note 5) SCL and SDA Fall Time
t_AA (Note 5) SCL Low to SDA Data Output Valid Time
t_DH
SDA Data Output Hold Time
t_IN (Note 5) Pulse Width Suppression Time at SCL and SDA inputs
t_BUF (Note 5) Bus Free Time (Prior to Any Transmission)
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
MIN
600
1300
600
600
600
100
30
0
1200
MAX
400
300
300
0.9
50
UNITS
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
ns
ns
ns
4
FN8202.0
November 10, 2004