参数资料
型号: BR24T128NUX-WTR
厂商: Rohm Semiconductor
文件页数: 4/22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
● Block diagram
*2
Technical Note
A0
1
*1
1Kbit ~ 1024Kbit EEPROM array
8bit
8
Vcc
A0
1
BR24T01-W
BR24T02-W
BR24T04-W
8
Vcc
*2
A1
2
Address
decoder
*1 7bit 13bit
8bit 14bit
9bit 15bit
10bit 16bit
11bit 17bit
Word
address register
Data
register
7
WP
A1
2
BR24T08-W
BR24T16-W
BR24T32-W
7
WP
12bit
A2
3
BR24T64-W
6
SCL
BR24T128-W
*2
A2
3
START
Control circuit
STOP
6
SCL
GND
4
BR24T256-W
BR24T512-W
5
SDA
ACK
BR24T1M-W
GND
4
High voltage
generating circuit
Power source
voltage detection
5
SDA
1
*
7bit: BR24T01-W
8bit: BR24T02-W
9bit: BR24T04-W
12bit: BR24T32-W
13bit: BR24T64-W
14bit: BR24T128-W
*2
A0= Don't use : BR24T04-W, BR24T1M-W
A0, A1=Don't use: BR24T08-W
A0, A1, A2=Don't use: BR24T16-W
10bit: BR24T08-W
11bit: BR24T16-W
15bit: BR24T256-W
16bit: BR24T512-W
17bit: BR24T1M-W
Fig.2 Block diagram
● Pin assignment and description
Terminal
Name
Input/
Output
BR24T01-W
BR24T02-W
BR24T04-W
BR24T08-W
BR24T16-W
BR24T32/64/
128/256/512-W
BR24T1M-W
A0
Input
Slave address setting
Don’t use*
Slave address
setting
Don’t use*
A1
A2
Input
Input
Slave address setting
Slave address setting
Don’t use*
Don’t use*
Slave address setting
Slave address setting
GND
SDA
SCL
WP
Vcc
Input/
output
Input
Input
Reference voltage of all input / output, 0V
Serial data input serial data output
Serial clock input
Write protect terminal
Connect the power source.
*Pins not used as device address may be set to any of ‘H’, 'L', and 'Hi-Z'.
● Characteristic data (The following values are Typ. ones.)
6
6
1
5
4
Ta=-40℃
Ta=25℃
Ta=85℃
5
4
Ta=-40℃
Ta=25℃
Ta=85℃
0.8
0.6
Ta=-40℃
Ta=25℃
Ta=85℃
3
3
2
1
0
SPEC
2
1
0
SPEC
0.4
0.2
0
SPEC
0
1
2 3 4 5
6
0
1
2
3
4
5
6
0
1
2 3 4 5
6
1
SUPPLY VOLTAGE : Vcc(V)
Fig.3   'H' input voltage V IH1
(A0,A1,A2,SCL,SDA,WP)
1.2
SUPPLY VOLTAGE : Vcc(V)
Fig.4   'L' input voltage V IL1
(A0,A1,A2,SCL,SDA,WP)
1.2
L OUTPUT CURRENT : I OL (mA)
Fig.5 'L' output voltage V OL1 -I OL (Vcc=1.7V)
0.8
Ta=-40℃
Ta=25℃
Ta=85℃
1
0.8
SPEC
1
0.8
SPEC
0.6
0.4
0.2
SPEC
0.6
0.4
0.2
Ta=-40℃
Ta=25℃
Ta=85℃
0.6
0.4
0.2
Ta=-40℃
Ta=25℃
Ta=85℃
0
0
1
2
3
4
5
6
0
0
1
2
3
4
5
6
0
0
1
2 3 4 5
6
L OUTPUT CURRENT : I OL (mA)
Fig.6   'L' output voltage V OL2 -I OL (Vcc=2.5V)
www.rohm.com
? 2011 ROHM Co., Ltd. All rights reserved.
SUPPLYVOLTAGE : Vcc(V)
Fig.7   Input leak current I LI
(A0,A1,A2,SCL,WP)
4/21
SUPPLY VOLTAGE : Vcc(V)
Fig.8   Output leak current I LO (SDA)
2011.03 - Rev.A
相关PDF资料
PDF描述
A3P060-1FGG144I IC FPGA 1KB FLASH 60K 144-FBGA
EP1K10TC144-2 IC ACEX 1K FPGA 10K 144-TQFP
EP4CE6E22C8L IC CYCLONE IV FPGA 6K 144EQFP
EP4CE6E22C7 IC CYCLONE IV FPGA 6K 144EQFP
EP4CE6F17C9L IC CYCLONE IV FPGA 6K 256FBGA
相关代理商/技术参数
参数描述
BR24T128-W 制造商:ROHM Semiconductor 功能描述:
BR24T16FJ-WE2 功能描述:电可擦除可编程只读存储器 Hi-Rel Serial 电可擦除可编程只读存储器 of I2C BUS RoHS:否 制造商:Atmel 存储容量:2 Kbit 组织:256 B x 8 数据保留:100 yr 最大时钟频率:1000 KHz 最大工作电流:6 uA 工作电源电压:1.7 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8
BR24T16FJWGE2 制造商:ROHM 制造商全称:Rohm 功能描述:High Reliability Serial EEPROMs
BR24T16FJWGTR 制造商:ROHM 制造商全称:Rohm 功能描述:High Reliability Serial EEPROMs
BR24T16FVJFVMWGE2 制造商:ROHM 制造商全称:Rohm 功能描述:High Reliability Serial EEPROMs