BR24E16 Rohm, BR24E16 Datasheet

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BR24E16

Manufacturer Part Number
BR24E16
Description
I2C BUS compatible serial EEPROM
Manufacturer
Rohm
Datasheet
1.BR24E16.pdf (12 pages)
Memory Ics
I
BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV /
BR24C16 / BR24C16F / BR24C16FJ / BR24C16FV /
BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV /
The BR24C08, BR24C16 and BR24E16 series are 2-wire (I
programmable.
1) 1k x 8 bits serial EEPROM.
2) Two wire serial interface.
3) Operating voltage range : 2.7V 5.5V
4) Low current consumption
5) Auto erase and auto complete functions can be used
I
2
Supply voltage
Power dissipation
Storage temperature range
Operating temperature range
Terminal voltage
2
C BUS is a registered trademark of Philips.
Features
Absolute maximum ratings (Ta=25 C)
Recommended operating conditions (Ta=25 C)
(BR24C08 / F / FJ / FV)
2k x 8 bits serial EEPROM.
(BR24C16 / F / FJ / FV, BR24E16 / F / FJ / FV)
(2Byte Address : BR24E16)
during write operations.
Power supply voltage
Input voltage
C BUS compatible serial EEPROM
Active (at 5V) : 2.0mA (Typ.)
Standby (at 5V) : 1.0 A (Typ.)
1 Reduced by 3.0mW for each increase in Ta of 1 C over 25 C.
2 Reduced by 3.5mW for each increase in Ta of 1 C over 25 C.
3 Reduced by 5.0mW for each increase in Ta of 1 C over 25 C.
Parameter
Parameter
BR24C16FJ / BR24C16FV / BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV
BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV / BR24C16/ BR24C16F /
Symbol
V
V
Symbol
CC
IN
Topr
Tstg
V
Pd
CC
300(SSOP B8)
450(SOP8, SOP J8)
800(DIP8)
2.7 ~ 5.5
0 ~ V
0.3 ~ V
Limits
0.3 ~ 6.5
65 ~ 125
40 ~ 85
Limits
CC
CC
0.3
10) Compact packages.
11) Rewriting possible up to 100,000 times.
12) Data can be stored for ten years without corruption.
2
6) Page write function : 16byte
7) DATA security
8) Noise filters at SCL and SDA pins.
9) Address can be incremented automatically during
C BUS type) serial EEPROMs which are electrically
1
2
3
read operations.
Write protect feature
Inhibit to WRITE at low Vcc
Unit
V
V
Unit
mW
V
C
C
V

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BR24E16 Summary of contents

Page 1

... I C BUS is a registered trademark of Philips. Features bits serial EEPROM. (BR24C08 / FV bits serial EEPROM. (BR24C16 / FV, BR24E16 / FV) 2) Two wire serial interface. (2Byte Address : BR24E16) 3) Operating voltage range : 2.7V 5.5V 4) Low current consumption Active (at 5V) : 2.0mA (Typ.) Standby (at 5V) : 1.0 A (Typ.) 5) Auto erase and auto complete functions can be used during write operations ...

Page 2

... BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV / BR24C16/ BR24C16F / Memory Ics BR24C16FJ / BR24C16FV / BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV Block diagram BR24C08 / 8kbits EEPROM ARRAY 10bits · SLAVE WORD ADDRESS A1 2 DECODER 10bits ADDRESS REGISTER START STOP A2 3 CONTROL LOGIC 4 GND HIGH VOLTAGE GEN. V LEVEL DETECT ...

Page 3

... BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV / BR24C16/ BR24C16F / Memory Ics BR24C16FJ / BR24C16FV / BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV Electrical characteristics DC characteristics (Unless otherwise noted, Ta Parameter Symbol "HIGH" input voltage V IH "LOW" input voltage V IL "LOW" output voltage V OL Input leakage current I LI Output leakage current ...

Page 4

... BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV / BR24C16/ BR24C16F / Memory Ics BR24C16FJ / BR24C16FV / BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV Timing charts SCL : t HD SDA (IN) t BUF SDA (OUT) SCL : t STA SU SDA Data is read on the rising edge of SCL. Data is output in synchronization with the falling edge of SCL. SCL ...

Page 5

... BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV / BR24C16/ BR24C16F / Memory Ics BR24C16FJ / BR24C16FV / BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV (4) Device addressing BR24C08 / Make sure the slave address is output from the master in continuation with the start condition. 2) The upper 4bits of the slave address are used to determine the device type. The device code for this IC is fixed at “ ...

Page 6

... BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV / BR24C16/ BR24C16F / Memory Ics BR24C16FJ / BR24C16FV / BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV (5) Write protect (WP) When WP pin set to V (High level), write protect is set by all address. When WP pin set to GND (Low level), enable CC to write to all address. Either control this pin or connect to GND (or V ...

Page 7

... BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV / BR24C16/ BR24C16F / Memory Ics BR24C16FJ / BR24C16FV / BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV (7) Byte write BR24C08 / SLAVE R ADDRESS T SDA LINE WP BR24C16 / SLAVE R ADDRESS T SDA LINE WP BR24E16 / SLAVE ADDRESS E SDA LINE Data is written to the address designated by the word address (n address). $ After 8 bits of data are input, the data is written to the memory cell by issuing the stop bit. ...

Page 8

... BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV / BR24C16/ BR24C16F / Memory Ics BR24C16FJ / BR24C16FV / BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV (8) Page write BR24C08 / SLAVE R ADDRESS T SDA LINE WP BR24C16 / SLAVE R T ADDRESS T E SDA LINE BR24E16 / SLAVE ADDRESS E SDA LINE byte write is possible using this command. $ The page write command arbitrarily sets the upper 4 bits (WA7 to WA4) of the word address. ...

Page 9

... BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV / BR24C16/ BR24C16F / Memory Ics BR24C16FJ / BR24C16FV / BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV (9) Current read BR24C08 / SDA LINE BR24C16 / SDA LINE BR24E16 / SDA LINE $ In case the previous operation is random or current read (which includes sequential read respectively), the internal address counter is increased by one from the last accessed address (n). Thus current read outputs the data of the next word address (n+1) ...

Page 10

... BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV / BR24C16/ BR24C16F / Memory Ics BR24C16FJ / BR24C16FV / BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV (10) Random read BR24C08 / SLAVE R T ADDRESS T E SDA LINE BR24C16 / SLAVE R T ADDRESS T E SDA LINE BR24E16 / SLAVE R T ADDRESS T E SDA LINE This command can read the designated word address data. ...

Page 11

... BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV / BR24C16/ BR24C16F / Memory Ics BR24C16FJ / BR24C16FV / BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV (11) Sequential read BR24C08 / SLAVE R ADDRESS T SDA LINE BR24C16 / SLAVE R ADDRESS T SDA LINE BR24E16 / SLAVE R ADDRESS T SDA LINE $ When an ACK signal LOW is detected after D0 and a stop condition is not sent from the master ( -COM), the next word address data can be read ...

Page 12

... BR24C08 / BR24C08F / BR24C08FJ / BR24C08FV / BR24C16/ BR24C16F / Memory Ics BR24C16FJ / BR24C16FV / BR24E16 / BR24E16F / BR24E16FJ / BR24E16FV External dimensions (Units : mm) BR24C08 BR24C16 BR24E16 9.3 0 2.54 BR24C08FJ BR24C16FJ BR24E16FJ 4.9 0 1.27 0.42 0.1 SOP-J8 BR24C08F BR24C16F BR24E16F 7.62 0.5 0.1 0 ~15 DIP8 BR24C08FV BR24C16FV BR24E16FV ...

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