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R1EX24512BSAS0A/R1EX24512BTAS0A
AC Characteristics
(Ta = ? 40 to +85 ° C, V CC = 1.8 to 5.5 V)
Test Conditions
? Input pules levels:
? V IL = 0.2 × V CC
? V IH = 0.8 × V CC
? Input rise and fall time: ≤ 20 ns
? Input and output timing reference levels: 0.5 × V CC
? Output load: TTL Gate + 100 pF
V CC = 1.8 V to 5.5 V
V CC = 2.5 V to 5.5 V
Parameter
Clock frequency
Clock pulse width low
Clock pulse width high
Noise suppression time
Access time
Bus free time for next mode
Start hold time
Start setup time
Data in hold time
Data in setup time
Input rise time
Input fall time
Stop setup time
Data out hold time
Write protect hold time
Write protect setup time
Write cycle time
Symbol
f SCL
t LOW
t HIGH
t I
t AA
t BUF
t HD.STA
t SU.STA
t HD.DAT
t SU.DAT
t R
t F
t SU.STO
t DH
t HD.WP
t SU.WP
t WC
Min
?
1200
600
?
100
1200
600
600
0
100
?
?
600
50
1200
0
?
Typ
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
Max
400
?
?
50
900
?
?
?
?
?
300
300
?
?
?
?
5
Min
?
600
400
?
100
500
250
250
0
100
?
?
250
50
600
0
?
Typ
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
?
Max
1000
?
?
50
550
?
?
?
?
?
300
100
?
?
?
?
5
Unit
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
Notes
1
1
1
2
Notes: 1. Not 100 % tested.
2. t WC is the time from a stop condition to the end of internally controlled write cycle.
R10DS0025EJ0001 Rev.0.01
Sep, 01, 2010
Page 4 of 17
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