R1EX24064ASAS0A_15 Datasheet, PDF (7/26 Pages) Renesas Technology Corp – Two-wire serial interface 64k EEPROM (8-kword × 8-bit)

R1EX24064AxxS0A
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
Parameter
Symbol Min
Typ
Max
Unit
Clock frequency
f
SCL


400
kHz
Clock pulse width low
t_LOW
1200 

ns
Clock pulse width high
t_HIGH
600


ns
Noise suppression time
t
I


50
ns
Access time
t
AA
100

900
ns
Bus free time for next mode
t_BUF
1200 

ns
Start hold time
t_HD.STA
600


ns
Start setup time
t
SU.STA
600


ns
Data in hold time
t
0
HD.DAT


ns
Data in setup time
t_SU.DAT
100


ns
Input rise time
t_R


300
ns
Input fall time
t
F


300
ns
Stop setup time
t
SU.STO
600


ns
Data out hold time
t_DH
50


ns
Write protect hold time
t_HD.WP
1200 

ns
Write protect setup time
t
0
SU.WP


ns
Write cycle time
Notes: 1. Not 100% tested.
t
WC


5
ms
2. t is the time from a stop condition to the end of internally controlled write cycle.
WC
Notes
1
1
1
2
REJ03C0332-0200 Rev.2.00 Oct. 26, 2009
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