BR24T128FVJ-WG_ データシートの表示（PDF） - ROHM Semiconductor
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BR24T128FVJ-WG_ Datasheet PDF : 22 Pages
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BR24T□□□□Series
●Characteristic data (The following values are Typ. ones.)
300
2.0
200
SPEC
100
0
Ta=-40℃
-100 Ta=25℃
Ta=85℃
-200
0
1
2
3
4
5
6
Ta=-40℃
1.5
Ta=25℃
Ta=85℃
1.0
SPEC
0.5
SPEC
0.0
0
1
2
3
4
5
6
SUPPLY VOLTAGE : Vcc(V)
Fig.24 Input Data setup time tSU : DAT(LOW)
2.0
Ta=-40℃
1.5
Ta=25℃
Ta=85℃
1.0
SPEC
0.5
0.0
-0.5
0
1
2
3
4
5
6
SUPPLY VOLTAGE : Vcc(V)
Fig.27 Stop condition setup time
ｔSU:STO
0.6
0.5
Ta=-40℃
Ta=25℃
0.4
Ta=85℃
0.3
0.2
0.1
SPEC
0
0123456
SUPPLY VOLTAGE : Vcc(V)
Fig.30 Noise reduction efection time tl（SCL H）
SUPPLY VOLTAGE : Vcc(V)
Fig.25 'L' Data output delay time tPD0
2
1.5
1
Ta=-40℃
Ta=25℃
0.5 Ta=85℃
SPEC
0
0123456
SUPPLY VOLTAGE : Vcc(V)
Fig.28 BUS open time before transmission ｔBUF
0.6
0.5
Ta=-40℃
Ta=25℃
0.4
Ta=85℃
0.3
0.2
0.1
SPEC
0
0
1
2
3
4
5
6
SUPPLY VOLTAGE : Vcc(V)
Fig.31 Noise reduction efective time tl（SCL L）
0.6
Ta=-40℃
0.5
Ta=25℃
Ta=85℃
0.4
0.3
0.2
0.1
SPEC
0
0
1
2
3
4
5
6
SUPPLY VOLTAGE : Vcc(V)
Fig.33 Noise reduction efective time tl（SDA L）
1.2
SPEC
1.0
0.8
Ta=-40℃
Ta=25℃
0.6
Ta=85℃
0.4
0.2
0.0
0
1
2
3
4
5
6
SUPPLYVOLTAGE : Vcc(V)
Fig.34 WP data hold time tHD:WP
1.2
SPEC
1.0
0.8
0.6
Ta=-40℃
Ta=25℃
0.4
Ta=85℃
0.2
0.0
0
1
2
3
4
5
6
SUPPLYVOLTAGE : Vcc(V)
Fig.36 WP efective time tHIGH : WP
Technical Note
2.0
Ta=-40℃
1.5
Ta=25℃
Ta=85℃
1.0
SPEC
0.5
SPEC
0.0
0
1
2
3
4
5
6
SUPPLY VOLTAGE : Vcc(V)
Fig.26 'H' Data output delay time ｔPD1
6
SPEC
5
4
3
2
Ta=-40℃
1
Ta=25℃
Ta=85℃
0
0
1
2
3
4
5
6
SUPPLY VOLTAGE : Vcc(V)
Fig.29 Internal writing cycle time ｔWR
0.6
0.5 Ta=-40℃
Ta=25℃
0.4 Ta=85℃
0.3
0.2
0.1
SPEC
0
0123456
SUPPLY VOLATGE : Vcc(V)
Fig.32 Noise resuction efecctive time ｔｌ（SDA H）
0.2
0.1
0.0 Ta=-40℃
-0.1
Ta=25℃
Ta=85℃
-0.2
SPEC
-0.3
-0.4
-0.5
-0.6
0
1
2
3
4
5
6
SUPPLY VOLTAGE : Vcc(V)
Fig.35 WP setup time tSU : WP
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2011.03 - Rev.A
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