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ISL23348 Scheda tecnica(PDF) 2 Page - Intersil Corporation |
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ISL23348 Scheda tecnica(HTML) 2 Page - Intersil Corporation |
2 / 19 page ISL23348 2 FN7903.1 August 24, 2011 Block Diagram POWER UP INTERFACE CONTROL AND STATUS LOGIC I/O BLOCK GND SCL SDA A0 A1 A2 VLOGIC LEVEL SHIFTER WR0 VOLATILE REGISTER WR1 VOLATILE REGISTER WR2 VOLATILE REGISTER WR3 VOLATILE REGISTER RH0 RW0 RL0 RH1 RW1 RL1 RH2 RW2 RL2 RH3 RW3 RL3 VCC Pin Configurations ISL23348 (20 LD TSSOP) TOP VIEW ISL23348 (20 LD QFN) TOP VIEW 11 12 13 14 15 16 17 18 20 19 10 9 8 7 6 5 4 3 2 1 RL0 RW0 VCC RH0 RL1 RW1 GND RH1 VLOGIC A0 RL3 RH3 RL2 RW2 RW3 RH2 SCL SDA A2 A1 RW1 SCL RH2 RL2 RH0 RW2 VCC RL1 RH1 SDA 1 2 3 4 5 78 9 10 15 14 13 12 11 20 19 18 17 6 GND 6 RH3 16 Pin Descriptions TSSOP QFN SYMBOL DESCRIPTION 1 19 RL0 DCP0 “low” terminal 220 RW0 DCP0 wiper terminal 31 VCC Analog power supply. Range 1.7V to 5.5V 4 2 RH0 DCP0 “high” terminal 5 3 RL1 DCP1 “low” terminal 64 RW1 DCP1 wiper terminal 7 5 RH1 DCP1 “high” terminal 8 6 GND Ground pin 97 VLOGIC I2C bus /logic supply. Range 1.2V to 5.5V 10 8 A0 Logic Pin - Hardwire slave address pin for I2C serial bus. Range: VLOGIC or GND 11 9 A1 Logic Pin - Hardwire slave address pin for I2C serial bus. Range: VLOGIC or GND 12 10 A2 Logic Pin - Hardwire slave address pin for I2C serial bus. Range: VLOGIC or GND 13 11 SDA Logic Pin - Serial bus data input/open drain output 14 12 SCL Logic Pin - Serial bus clock input 15 13 RH2 DCP2 “high” terminal 16 14 RW2 DCP2 wiper terminal 17 15 RL2 DCP2 “low” terminal 18 16 RH3 DCP3 “high” terminal 19 17 RW3 DCP3 wiper terminal 20 18 RL3 DCP3 “low” terminal |
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