X9418 Xicor, X9418 Datasheet - Page 13

• Manufacturer Part Number: X9418
• Description: Dual Digitally Controlled Potentiometers
• Manufacturer: Xicor

A.C. TEST CONDITIONS
EQUIVALENT A.C. LOAD CIRCUIT
X9418
AC TIMING (over recommended operating conditions)
REV 1.1.5 7/23/02
I nput pulse levels
Input rise and fall times
Input and output timing level
Symbol
t
t
t
t
t
t
t
HD:WPA
SU:WPA
SU:STO
HD:DAT
SU:STA
HD:STA
SU:DAT
t
t
t
f
t
HIGH
LOW
CYC
t
t
BUF
SCL
DH
t
t
AA
T
R
F
I
SDA Output
Clock frequency
Clock cycle time
Clock high time
Clock low time
Start setup time
Start hold time
Stop setup time
SDA data input setup time
SDA data input hold time
SCL and SDA rise time
SCL and SDA fall time
SCL low to SDA data output valid time
SDA data output hold time
Noise suppression time constant at SCL and SDA inputs
Bus free time (prior to any transmission)
WP, A0, A1, A2 and A3 setup time
WP, A0, A1, A2 and A3 hold time
5V
V
10ns
V
1533Ω
100pF
CC
CC
x 0.1 to V
x 0.5
Parameter
CC
www.xicor.com
x 0.9
Circuit #3 SPICE Macro Model
R
H
10pF
Characteristics subject to change without notice.
C
H
R
TOTAL
R
W
2500
1300
1300
Min.
600
600
600
600
100
25pF
30
50
50
C
0
0
W
10pF
C
L
Max.
400
300
300
900
R
L
Unit
kHz
13 of 21
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns