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BR24A Datasheet(PDF) 5 Page - Rohm

Part No. BR24A
Description  High Reliability Series EEPROMs I2C BUS
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Maker  ROHM [Rohm]
Homepage  http://www.rohm.com
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BR24A Datasheet(HTML) 5 Page - Rohm

 
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BR24A□□-WM series
Technical Note
5/17
www.rohm.com
2009.08 - Rev.C
© 2009 ROHM Co., Ltd. All rights reserved.
Characteristic data (The following values are Typ. ones.)
0
0.1
0.2
0.3
0.4
0.5
0.6
01
23
45
6
Vcc[V]
fSCL=400kHz
DATA=AAh
Ta=25℃
Ta=-40℃
Ta=105℃
SPEC
0
0.2
0.4
0.6
0.8
1
1.2
01
23
4
5
6
Vcc[V]
Ta=105℃
Ta=25℃
Ta=-40℃
SPEC
0
1
2
3
4
5
6
01
234
56
Vcc[V]
Ta=105℃
Ta=-40℃
Ta=25℃
SPEC
0
1
2
3
4
5
6
0
1
23
45
6
Vcc[V]
Ta=105℃
Ta=-40℃
Ta=25℃
SPEC
Fig.3 H input voltage VIH1,2 (SCL,SDA,WP)
Fig.4 L input voltageVIL1,2 (SCL,SDA,WP)
0
0.2
0.4
0.6
0.8
1
01
23
45
6
IOL1[mA]
Ta=25℃
Ta=-40℃
Ta=105℃
SPEC
0
0.2
0.4
0.6
0.8
1
1.2
01
234
56
Vcc[V]
SPEC
Ta=105℃
Ta=25℃
Ta=-40℃
Fig.5 L output voltage VOL1-IOL1 (VCC=2.5V)
Fig.6 Input leak current ILI (SCL,WP)
Fig.7 Output leak current ILO(SDA)
0
0.5
1
1.5
2
2.5
01
234
56
Vcc[V]
fSCL=400kHz
DATA=AAh
Ta=25℃
Ta=105℃
Ta=-40℃
SPEC
[BR24A01/02/04/08/16 series]
0
0.5
1
1.5
2
2.5
3
3.5
012
34
56
Vcc[V]
SPEC
Ta=25℃
Ta=105℃
Ta=-40℃
fSCL=100kHz
DATA=AAh
[BR24A32/64 series]
0
0.5
1
1.5
2
2.5
0
123
45
6
Vcc[V]
Ta=-40℃
Ta=105℃
Ta=25℃
SPEC
1
10
100
1000
10000
01
234
56
Vcc[V]
Ta=105℃
Ta=25℃
Ta=-40℃
SPEC2
SPEC1
0
1
2
3
4
5
01
2
3
4
5
6
Vcc[V]
SPEC2
Ta=-40℃
Ta=25℃
Ta=105℃
SPEC1
0
1
2
3
4
5
01
234
56
Vcc[V]
SPEC2
SPEC1
Ta=105℃
Ta=25℃
Ta=-40℃
0
1
2
3
4
5
01
23
456
Vcc[V]
SPEC2
SPEC1
Ta=105℃
Ta=25℃
Ta=-40℃
0
0.1
0.2
0.3
0.4
0.5
0.6
01
2
3
45
6
Vcc[V]
SPEC
fSCL=100kHz
DATA=AAh
Ta=-40℃
Ta=105℃
Ta=25℃
Fig.9 Current consumption at WRITE action ICC1
(fSCL=400kHz)
Fig.10 Current consumption at READ action ICC2
(fSCL=400kHz)
Fig.12 Current consumption at WRITE action ICC1
(fSCL=100kHz)
Fig.13 Current consumption at READ action ICC2
(fSCL=100kHz)
Fig.14 Standby current ISB
Fig.15 SCL frequency fSCL
Fig.16 Data clock "H" time tHIGH
Fig.17 Data clock "L" time tLOW
Fig.18 Start condition hold time tHD:STA
0
1
2
3
4
5
6
01
2
3
4
5
6
Vcc[V]
SPEC2
SPEC1
Ta=-40℃
Ta=25℃
Ta=105℃
-200
-150
-100
-50
0
50
0123
4
5
6
Vcc[V]
SPEC1,2
Ta=-40℃
Ta=25℃
Ta=105℃
Fig.19 Start condition setup time tSU:STA
Fig.20 Input data hold time tHD:DAT(HIGH)
0
0.5
1
1.5
2
2.5
3
3.5
01
23
4
5
6
Vcc[V]
fSCL=400kHz
DATA=AAh
Ta=25℃
Ta=105℃
Ta=-40℃
SPEC
[BR24A32/64 series]
Fig.8 Current consumption at WRITE action ICC1
(fscl=400kHz)
0
0.5
1
1.5
2
2.5
01
23
45
6
Vcc[V]
SPEC
Ta=25℃
Ta=105℃
Ta=-40℃
fSCL=100kHz
DATA=AAh
[BR24A01/02/04/08/16 series]
Fig.11 Current consumption at WRITE action ICC1
(fSCL=100kHz)


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