X9241A Xicor, X9241A Datasheet - Page 13

• Manufacturer Part Number: X9241A
• Description: Quad Digitally Controlled Potentiometer (XDCP)
• Manufacturer: Xicor

X9241A
A.C. CHARACTERISTICS (Over recommended operating conditions unless otherwise stated.)
Figure 10. Input Bus Timing
Figure 11. Output Bus Timing
REV 1.1.13 12/09/02
t
t
t
t
t
t
Symbol
SU:STA
HD:STA
SU:DAT
HD:DAT
SU:STO
STPWV
t
t
t
CLWV
t
f
t
(Data in)
HIGH
t
LOW
T
R
t
BUF
SCL
t
WR
DH
t
AA
t
R
i
F
(5)(9)
V
(5)
(5)
SDA
SCL
(5)
(5)
CC
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
SCL clock frequency
Clock LOW period
Clock HIGH period
SCL and SDA rise time
SCL and SDA fall time
Noise suppression time constant (glitch filter)
Start condition setup time (for a repeated start condition)
Start condition hold time
Data in setup time
Data in hold time
SCL LOW to SDA data out valid
Data out hold time
Stop condition setup time
Bus free time prior to new transmission
Write cycle time (nonvolatile write operation)
Wiper response time from stop generation
Wiper response from SCL LOW
V
t
SU:STA
CC
power-up rate
SCL
SDA
t
HIGH
SDA
OUT
t
HD:STA
Parameter
(ACK)
t
AA
t
HD:DAT
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t
LOW
SDA
t
DH
OUT
t
SU:DAT
4700
4000
4000
4700
4700
Min.
4700
250
0.2
50
0
0
Characteristics subject to change without notice.
Limits
t
SDA
F
OUT
Max.
1000
3500
1000
100
300
500
20
10
50
t
R
mV/µs
t
Unit
SU:STO
kHz
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
µs
t
BUF
Reference
10 & 12
10 & 12
10 & 12
Figure
10
10
10
10
10
10
10
10
11
11
10
13
13
6
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