Datasheet Serial EEPROM Series Standard EEPROM 2 I C BUS EEPROM (2-Wire) BR24T08-W General Description 2 BR24T08-W is a serial EEPROM of I C BUS Interface Method Features Packages W(Typ) x D(Typ) x H(Max) 2 Completely conforming to the world standard I C BUS. Not Recommended for All controls available by 2 ports of serial clock New Designs (SCL) and serial data (SDA) Other devices than EEPROM can be connected to DIP-T8 TSSOP-B8 the same port, saving microcontroller port 3.00mm x 6.40mm x 1.20mm 9.30mm x 6.50mm x 7.10mm 1.6V to 5.5v Single Power Source Operation most suitable for battery use 1.6V to 5.5V wide limit of operating voltage, possible FAST MODE 400kHz operation Page Write Mode useful for initial value write at SOP8 TSSOP-B8J factory shipment 5.00mm x 6.20mm x 1.71mm 3.00mm x 4.90mm x 1.10mm Self-timed Programming Cycle Low current Consumption Prevention of Write Mistake Write (Write Protect) Function added Prevention of Write Mistake at Low Voltage SOP-J8 MSOP8 More than 1 million write cycles 4.90mm x 6.00mm x 1.65mm 2.90mm x 4.00mm x 0.90mm More than 40 years data retention Noise filter built in SCL / SDA terminal Initial delivery state FFh SOP-J8A VSON008X2030 4.90mm x 6.00mm x 1.75mm 2.00mm x 3.00mm x 0.60mm SSOP-B8 3.00mm x 6.40mm x 1.35mm BR24T08-W Figure 1. Power Source Capacity Bit Format Type Package Voltage *1 BR24T08-W DIP-T8 BR24T08F-W SOP8 BR24T08FJ-W SOP-J8 BR24T08FJ-WSGN SOP-J8A 8Kbit 1K8 BR24T08FV-W 1.6V to 5.5V SSOP-B8 BR24T08FVT-W TSSOP-B8 BR24T08FVJ-W TSSOP-B8J BR24T08FVM-W MSOP8 BR24T08NUX-W VSON008X2030 *1 Not Recommended for New Designs. Product structure : Silicon monolithic integrated circuit This product has no designed protection against radioactive rays www.rohm.com TSZ02201-0R2R0G100100-1-2 2013 ROHM Co., Ltd. All rights reserved. 1/35 TSZ2211114001 11.Jun.2019 Rev.007 Datasheet BR24T08-W Absolute Maximum Ratings (Ta=25C) Parameter Symbol Rating Unit Remark Supply Voltage VCC -0.3 to +6.5 V 450 (SOP8) Derate by 4.5mW/C when operating above Ta=25C 450 (SOP-J8) Derate by 4.5mW/C when operating above Ta=25C 300 (SSOP-B8) Derate by 3.0mW/C when operating above Ta=25C 330 (TSSOP-B8) Derate by 3.3mW/C when operating above Ta=25C Power Dissipation Pd mW 310 (TSSOP-B8J) Derate by 3.1mW/C when operating above Ta=25C 310 (MSOP8) Derate by 3.1mW/C when operating above Ta=25C 300 (VSON008X2030) Derate by 3.0mW/C when operating above Ta=25C (1) 800 (DIP-T8 ) Derate by 8.0mW/C when operating above Ta=25C Storage Temperature Tstg -65 to +150 C Operating Temperature Topr -40 to +85 C The Max value of input voltage / output voltage is not over 6.5V. Input Voltage/ - -0.3 to Vcc+1.0 V When the pulse width is 50ns or less the Min value of input voltage / Output Voltage output voltage is not lower than -0.8V. Junction Tjmax 150 C Junction temperature at the storage condition Temperature Electrostatic discharge voltage VESD -4000 to +4000 V (human body model) (1) Not Recommended for New Designs. Memory Cell Characteristics (Ta=25C, Vcc=1.6V to 5.5V) Limit Parameter Unit Min Typ Max (2) 1,000,000 - - Times Write Cycles (2) Data Retention 40 - - Years (2) Not 100% TESTED Recommended Operating Ratings Parameter Symbol Rating Unit Power Source Voltage VCC 1.6 to 5.5 V Input Voltage VIN 0 to Vcc DC Characteristics (Unless otherwise specified, Ta= -40C to +85C, Vcc=1.6V to 5.5V) Limit Parameter Symbol Unit Conditions Min Typ Max Input High Voltage1 VIH1 0.7Vcc - Vcc+1.0 V 1.7VVcc5.5V (3) Input Low Voltage1 V -0.3 - +0.3Vcc V 1.7VVcc5.5V IL1 Input High Voltage2 VIH2 0.8Vcc - Vcc+1.0 V 1.6VVcc<1.7V (3) Input Low Voltage2 V -0.3 - +0.2Vcc V 1.6VVcc<1.7V IL2 Output Low Voltage1 VOL1 - - 0.4 V IOL=3.0mA, 2.5VVcc5.5V (SDA) Output Low Voltage2 VOL2 - - 0.2 V IOL=0.7mA, 1.6VVcc<2.5V (SDA) Input Leakage Current I -1 - +1 A V =0 to Vcc LI IN Output Leakage Current ILO -1 - +1 A VOUT=0 to Vcc (SDA) Vcc=5.5V, f =400kHz, t =5ms, SCL WR Supply Current (Write) I - - 2.0 mA CC1 Byte write, Page write Vcc=5.5V, f =400kHz SCL Supply Current (Read) I - - 0.5 mA CC2 Random read, current read, sequential read Vcc=5.5V, SDA SCL=Vcc Standby Current ISB - - 2.0 A A0,A1,A2=GND,WP=GND (3) When the pulse width is 50ns or less, it is -0.8V. www.rohm.com TSZ02201-0R2R0G100100-1-2 2013 ROHM Co., Ltd. All rights reserved. 2/35 TSZ2211115001 11.Jun.2019 Rev.007