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BU9844GUL-W Datasheet(PDF) 2 Page - Rohm |
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BU9844GUL-W Datasheet(HTML) 2 Page - Rohm |
2 / 30 page Datasheet Datasheet 2/26 TSZ02201-0R2R0G100470-1-2 © 2012 ROHM Co., Ltd. All rights reserved. 17.Sep.2013 Rev.002 www.rohm.com TSZ22111・15・001 BU9844GUL-W (16Kbit) Absolute Maximum Ratings (Ta=25°C) Parameter Symbol Ratings Unit Remarks Impressed Voltage VCC -0.3 to +6.5 V Permissible Dissipation Pd 0.22 W When using at Ta=25°C or higher, 2.2mW to be reduced per 1°C Storage Temperature Range Tstg -65 to +125 °C Operating Temperature Range Topr -40 to +85 °C Terminal voltage - -0.3 to Vcc+1.0 V Caution: Operating the IC over the absolute maximum ratings may damage the IC. The damage can either be a short circuit between pins or an open circuit between pins and the internal circuitry. Therefore, it is important to consider circuit protection measures, such as adding a fuse, in case the IC is operated over the absolute maximum ratings. Memory Cell Characteristics (Ta=25°C, Vcc=1.7V to 5.5V) Parameter Limits Unit Min Typ. Max Number of Data rewrite times (Note1) 1,000,000 - - Times Data hold years (Note) 40 - - Years (Note1) Not 100% TESTED Recommended Operating Ratings Parameter Symbol Ratings Unit Power Source Voltage Vcc 1.7 to 5.5 V Input Voltage Vin 0 to VCC Electrical Characteristics (Unless otherwise specified, Ta=-40°C to +85°C, VCC=1.7V to 5.5V) Parameter Symbol Limits Unit Conditions Min. Typ. Max. “HIGH” Input Voltage1 VIH1 0.7VCC - - V 2.5V ≤VCC≤5.5V “LOW” Input Voltage1 VIL1 - - 0.3VCC V 2.5V ≤VCC≤5.5V “HIGH” Input Voltage2 VIH2 0.9VCC - - V 1.7V ≤VCC<2.5V “LOW” Input Voltage2 VIL2 - - 0.1VCC V 1.7V ≤VCC<2.5V “LOW” Output Voltage1 VOL1 - - 0.3 V IOL=3.0mA, 2.5V≤VCC≤5.5V, (SDA) “LOW Output Voltage2 VOL2 - - 0.2 V IOL=1.5mA, 1.7V≤VCC<2.5V, (SDA) Input Leak Current ILI -1 - 1 μA VIN=0V to VCC Output Leak Current ILO -1 - 1 μA VOUT=0V to VCC(SDA) Current Consumption at Action ICC1 - - 2.0 mA VCC=5.5V, fSCL=400kHz, tWR=5ms, Byte write, Page write ICC2 - - 0.5 mA VCC=5.5V, fSCL=400kHz Random read, Current read, sequential read Standby Current ISB - - 2.0 μA VCC=5.5V, SDA·SCL=VCC, A2=GND, WP=GND |
Similar Part No. - BU9844GUL-W_13 |
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Similar Description - BU9844GUL-W_13 |
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