R1EX24032ASAS0G_15 Datasheet, PDF (4/18 Pages) Renesas Technology Corp – Two-wire serial interface 32k EEPROM (4-kword × 8-bit)

R1EX24032ASAS0G/R1EX24032ATAS0G
Preliminary
AC Characteristics
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
(Ta = −40 to +105°C, V_CC = 1.8 to 5.5 V)
Parameter
Symbol Min
Typ
Max
Unit
Notes
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
1
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_HD.DAT
0
—
—
ns
Data in setup time
t_SU.DAT
100
—
—
ns
Input rise time
t_R
—
—
300
ns
1
Input fall time
t_F
—
—
300
ns
1
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_SU.WP
0
—
—
ns
Write cycle time
t_WC
—
—
5
ms
2
Notes: 1. Not 100% tested.
2. t_WC is the time from a stop condition to the end of internally controlled write cycle.
R10DS0081EJ0300 Rev.3.00
Jan 30, 2014
Page 4 of 16