2-WIRE CMOS SERIAL E2PROM
S-24CS01A/02A/04A/08A
Rev.4.4_00
AC Electrical Characteristics
VCC
Table 11 Measurement Conditions
Input pulse voltage
0.1
20 ns
0.5 VCC
100 pF
×
VCC to 0.9
×
VCC
R=1.0 kΩ
Input pulse rising / falling time
Output judgment voltage
Output load
SDA
×
+
Pull-up resistor 1.0 kΩ
C=100 pF
Figure 6 Output Load Circuit
Table 12
−40 to +85°C
+85 to +105°C
VCC=2.55 to 4.5 V
VCC=4.5 to 5.5 V
Min. Typ. Max.
VCC=1.8 to 2.55 V VCC=4.5 to 5.5 V
Item
Symbol
Unit
Min. Typ.
Max. Min. Typ. Max. Min. Typ. Max.
SCL clock frequency
SCL clock time "L"
fSCL
0
400
0
1.0
0.9
0.1
50
0.6
0.6
100
0
400
0
100
0
1.1
1.0
0.1
50
0.6
0.6
100
0
350 kHz
tLOW
tHIGH
tAA
1.0
0.9
0.1
50
4.7
4.0
0.1
100
4.7
4.0
200
0
1.0
0.3
0.3
50
µs
SCL clock time "H"
0.9
0.9
3.5
µs
SDA output delay time
SDA output hold time
Start condition setup time
Start condition hold time
Data input setup time
Data input hold time
Stop condition setup time
µ
s
tDH
ns
tSU.STA
0.6
0.6
µs
tHD.STA
µ
s
tSU.DAT 100
ns
tHD.DAT
0
ns
tSU.STO 0.6
0.6
4.0
4.7
0.6
µs
SCL
SCL
y
y
SDA rising time
SDA falling time
tR
tF
0.3
0.3
0.3
0.3
1.0
0.3
1.3
µs
1.3
1.3
µs
Bus release time
tBUF
µ
s
Noise suppression time
tI
50
100
100
ns
tHIGH
tLOW
tR
tF
SCL
tHD.DAT
tSU.DAT
tSU.STA
tHD.STA
tSU.STO
SDA IN
tAA
tDH
tBUF
SDA OUT
Figure 7 Bus Timing
7
Seiko Instruments Inc.
SII [ SEIKO INSTRUMENTS INC ]
