参数资料
型号: BR24T128NUX-WTR
厂商: Rohm Semiconductor
文件页数: 5/22页
文件大小: 0K
描述: IC EEPROM I2C 128K 400KHZ 8-VSON
标准包装: 1
格式 - 存储器: EEPROMs - 串行
存储器类型: EEPROM
存储容量: 128K (16K x 8)
速度: 400kHz
接口: I²C,2 线串口
电源电压: 1.7 V ~ 5.5 V
工作温度: -40°C ~ 85°C
封装/外壳: 8-UFDFN 裸露焊盘
供应商设备封装: VSON008X2030
包装: 标准包装
其它名称: BR24T128NUX-WDKR
BR24T □□□□ Series
● Characteristic data (The following values are Typ. ones.)
Technical Note
2.5
3.5
6
2
1.5
1
Ta=-40℃
Ta=25℃
Ta=85℃
SPEC
3
2.5
2
1.5
1
Ta=-40℃
Ta=25℃
Ta=85℃
SPEC
5
4
3
2
The plan for
inserting data.
(BR24T512/1M-W)
0.5
0.5
1
0
0
1
2
3
4
5
6
0
0
1
2
3
4
5
6
0
0
1
2
3
4
5
6
SUPPLY VOLTAGE : Vcc(V)
Fig.9 Current consumption at WRITE operation I CC 1
(fscl=400kHz BR24T01/02/04/08/16/32/64-W)
0.6
SUPPLY VOLTAGE : Vcc(V)
Fig.10   Current consumption at WRITE operation Icc1
(fscl=400kHz BR24T128/256-W)
0.6
SUPPLY VOLTAGE : Vcc(V)
Fig.11   Current consumption at WRITE operation Icc1
(fscl=400kHz BR24T512/1M-W)
2.5
0.5
0.4
0.3
0.2
Ta=-40℃
Ta=25℃
Ta=85℃
SPEC
0.5
0.4
0.3
0.2
The plan for
inserting data.
(BR24T512/1M-W)
2
1.5
1
SPEC
Ta=-40℃
Ta=25℃
Ta=85℃
0.1
0.1
0.5
0
0
1
2
3
4
5
6
0
0
1
2
3
4
5
6
0
0
1
2
3
4
5
6
SUPPLY VOLTAGE : Vcc(V)
Fig.12 Current consumption at READ operation I CC 2
(fscl=400kHz BR24T01/02/04/08/16/32/64/128/256-W)
2.5
SUPPLY VOLTAGE : Vcc(V)
Fig.13 Current consumption at READ operation I CC 2
(fscl=400kHz BR24T512/1M-W)
10000
SUPPLY VOLTAGE : Vcc(V)
Fig.14   Stanby operation I SB
(fscl=400kHz BR24T01/02/04/08/16/32/64/128/256-W)
1
2
The plan for
1000
0.8
1.5
1
inserting data.
(BR24T512/1M-W)
100
10
Ta=-40℃
Ta=25℃
SPEC
0.6
0.4
Ta=-40℃
Ta=25℃
Ta=85℃
SPEC
0.5
1
Ta=85℃
0.2
0
0
1
2
3
4
5
6
0.1
0
1
2
3
4
5
6
0
0
1
2
3
4
5
6
1.5
1.2
SUPPLY VOLTAGE : Vcc(V)
Fig.15   Stanby operation I SB
(fscl=400kHz BR24T512/1M-W)
SPEC
1
0.8
SUPPLY VOLTAGE : Vcc(V)
Fig.16   SCL frequency f SCL
1.1
0.9
SUPPLY VOLTAGE : Vcc(V)
Fig.17 Data clock High Period t HIGH
0.9
0.6
Ta=-40℃
Ta=25℃
Ta=85℃
0.6
0.4
SPEC
Ta=-40℃
Ta=25℃
Ta=85℃
0.7
0.5
0.3
Ta=-40℃
Ta=25℃
Ta=85℃
SPEC
0.3
0
0.2
0
0.1
-0.1
0
1
2
3
4
5
6
0
1
2
3
4
5
6
0
1
2
3
4
5
6
50
0
-50
SUPPLY VOLTAGE : Vcc(V)
Fig.18 Data clock Low Period   t LOW
SPEC
50
0
-50
SUPPLY VOLTAGE : Vcc(V)
Fig.19 Start Condition Hold Time t HD : STA
SPEC
SUPPLY VOLTAGE : Vcc(V)
Fig.20   Start Condition Setup Time   t SU : STA
300
200
SPEC
100
-100
-150
Ta=-40℃
Ta=25℃
Ta=85℃
-100
-150
Ta=-40℃
Ta=25℃
Ta=85℃
0
-100
Ta=-40℃
Ta=25℃
Ta=85℃
-200
0
1
2
3
4
5
6
-200
-200
0
1
2
3
4
5
6
0
1
2
3
4
5
6
SUPPLY VOLTAGE : Vcc(V)
Fig.21   Input Data Hold Time t HD : DAT (HIGH)
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? 2011 ROHM Co., Ltd. All rights reserved.
SUPPLY VOLTAGE : Vcc(V)
Fig.22   Input Data Hold Time t HD : DAT (LOW)
5/21
SUPPLY VOLTAGE : Vcc(V)
Fig.23   Input Data Setup Time t SU: DAT (HIGH)
2011.03 - Rev.A
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