BU9847GUL-W_10 Datasheet, PDF (6/19 Pages) Rohm – WL-CSP EEPROM family I2C BUS

BU9847GUL-W
1
0.8
Ta=85°C
Ta=25°C
0.6
Ta=-40°C
0.4
0.2
SPEC
0
0
1
2
3
4
5
6
Vcc[V]
Fig.22 Output data hold time
tDH1
5
4
3
Ta=-40°
2
C
SPEC
Ta=25°C
1
T 8 °C
0
0
1
2
3
4
5
6
Vcc[V]
Fig.25 Bus release time
before transfer start tBUF
0.6
0.5
0.4
0.3
Ta=25°C
0.2
SPEC
0.1
Ta=-40°
Ta=85°C
0
0
1
2
3
4
5
6
Vcc[V]
Fig.28 Noise removal time
tI (SCL L)
0.2
SPEC
0
-0.2
Ta=85°C
-0.4 _Ta=25°C
Ta=-40°
-0.6
0
1
2
3
4
5
6
Vcc[V]
Fig.31 WP setup time
tSU:WP
Technical Note
4
3
2
Ta=85°C
Ta=25°C
1
Ta=-40°C
0
SPEC
0
1
2
3
4
5
6
Vcc[V]
Fig.23 Output data hold time
tDH1
6
SPEC
5
4
Ta=-40°
3
2
Ta=85°C ^Ta=25°C
1
0
0
1
2
3
4
5
6
Vcc[V]
Fig.26 Internal write cycle time
tWR
0.6
0.5
0.4
Ta=-40°
0.3 Ta=25°C
0.2
SPEC
0.1
Ta=85°C
0
0
1
2
3
4
5
6
Vcc[V]
Fig.29 Noise removal time
tI (SDA H)
1.2
1
SPEC
0.8
0.6
0.4
Ta=-40°C
Ta=25°C
0.2
Ta=85°C
0
0
1
2
3
4
5
6
Vcc[V]
Fig.32 WP valid time
tHIGH: WP
5
4
3
2
Ta=85°C
Ta=25°C
1
SPEC
Ta=-40°C
0
0
1
2
3
4
5
6
Vcc[V]
Fig.24 Stop condition setup time
tSU:STO
0.6
0.5
0.4
Ta=-40°
0.3
Ta=25°C
0.2
SPEC
Ta=85°C
0.1
0
0
1
2
3
4
5
6
Vcc[V]
Fig.27 Noise removal time
tI (SCL H)
0.6
0.5
0.4
Ta=-40°
0.3
Ta=25°C
0.2
SPEC
0.1
Ta=85°C
0
0
1
2
3
4
5
6
Vcc[V]
Fig.30 Noise removal time
tI (SDA L)
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6/18
2010.09 - Rev.A