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BU9847GUL-W Datasheet(PDF) 4 Page - Rohm |
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BU9847GUL-W Datasheet(HTML) 4 Page - Rohm |
4 / 19 page Technical Note 4/18 BU9847GUL-W www.rohm.com 2010.09 - Rev.A © 2010 ROHM Co., Ltd. All rights reserved. ● Block diagram ● Pin assignment and description Land No. Terminal name Input/ Output Function B3 A2 Input Slave address setting terminal B2 GND - Reference voltage of al input / output, 0V B1 SDA Input/Output Slave and word address, Serial data input serial data output. A3 Vcc - Connect the power source. A2 WP Input Write protect terminal A1 SCL Input Serial clock input ● Characteristic data (The following values are Typ. ones.) Fig.2 Block diagram SDA SCL WP A2 4Kbit EEPROM array Address decoder Slave – word address register Data register Control circuit High voltage generating circuti Power source voltage detection 9bit 9bit 8bit ACK START STOP VCC GND 3 ○ ○ B A ○ ○ 1 2 A1 A2 B1 B2 A3 B3 ○ ○ INDEX Post Fig.3 BU9847GUL-W(bottom view) 0 1 2 3 4 5 6 012 3 456 Vcc[V] SPEC 0 1 2 3 4 5 6 01 234 56 Vcc[V] SPEC 0 0.2 0.4 0.6 0.8 1 0 1 2345 6 IOL2[mA] SPEC Fig.4 H input voltage VIH1,2,3 (A2,SCL,SDA,WP) Fig.5 L input voltage VIL1,2,3 (A2,SCL,SDA,WP) Fig.6 L output voltage VOL2-IOL2 (VCC=1.7V) Ta=85°C Ta=25°C Ta=-40° Ta=85°C Ta=25°C Ta=-40° Ta=85°C Ta=25°C Ta=-40° |
Similar Part No. - BU9847GUL-W_10 |
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Similar Description - BU9847GUL-W_10 |
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