X9241A
A.C. CHARACTERISTICS
(Over recommended operating conditions unless otherwise stated.)
Limits
Symbol
f
SCL
(5)
t
LOW
(5)
t
HIGH
(5)
t
R
(5)
t
F
(5)
T
i
(5)(9)
t
SU:STA
(5)
t
HD:STA
(5)
t
SU:DAT
(5)
t
HD:DAT
(5)
t
AA
(5)
t
DH
(5)
t
SU:STO
(5)
t
BUF
(5)
t
WR
(5)
t
STPWV
(5)
t
CLWV
(5)
t
R
V
CC
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
CC
power-up rate
0.2
50
4700
4700
10
500
1000
50
4700
4000
250
0
3500
Parameter
Min.
0
4700
4000
Max.
100
Unit
kHz
ns
ns
Reference
Figure
10
10
10
10
10
10
10 & 12
10 & 12
10
10
11
11
10 & 12
10
13
13
6
1000
300
20
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
µs
µs
mV/µs
Figure 10. Input Bus Timing
t
HIGH
SCL
t
SU:STA
SDA
(Data in)
t
BUF
t
HD:STA
t
HD:DAT
t
SU:DAT
t
SU:STO
t
LOW
t
F
t
R
Figure 11. Output Bus Timing
SCL
t
AA
SDA
SDA
OUT
(ACK)
t
DH
SDA
OUT
SDA
OUT
REV 1.1.13 12/09/02
www.xicor.com
Characteristics subject to change without notice.
13 of 18
XICOR [ XICOR INC. ]
