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BU1852GUW-E2 Fiches technique(PDF) 2 Page - Rohm |
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BU1852GUW-E2 Fiches technique(HTML) 2 Page - Rohm |
2 / 26 page Technical Note 2/25 BU1852GUW, BU1852GXW www.rohm.com 2012.08 - Rev.B © 2012 ROHM Co., Ltd. All rights reserved. ● Electrical characteristics 1. DC characteristics (VDD=1.8V, VDDIO=1.8V, Ta=25℃) Parameter Symbol Limits Unit Conditions Min. Typ. Max. Input H Voltage1 VIH1 0.8xVDD - 3.6 V ※1 Input H Voltage2 VIH2 0.8xVDD - VDD+0.2 V ※2 Input H Voltage3 VIH3 0.8xVDDIO - 3.6 V COL[11:0] Input H Voltage4 VIH4 0.8xVDDIO - VDDIO+0.2 V ADR Input L Voltage1 VIL1 -0.2 - 0.2xVDD V ※3 Input L Voltage2 VIL2 -0.2 - 0.2xVDDIO V ADR, COL[11:0] Input H Current1 IIH1 -1.0 - 1.0 µA VIN=3.60V※ 4 Pull-down/up OFF Input H Current2 IIH2 -1.0 - 1.0 µA VIN=1.80V※ 5 Input L Current IIL -1.0 - 1.0 µA VIN=0V Pull-down/up OFF Output H Voltage1 VOH1 0.75xVDD - - V IOH=-2mA, ROW[7:0] Output H Voltage2 VOH2 0.75xVDDIO - - V IOH=-2mA, COL[11:0] Output L Voltage1 VOL1 - - 0.25xVDD V IOL=2mA, ※ 6 Output L Voltage2 VOL2 - - 0.25xVDDIO V IOL=2mA, COL[11:0] ※ 1 XINT,SCL,SDA,ROW[7:0] ※ 2 XRST,XI,TW,PORENB ※ 3 XINT,SCL,SDA,ROW[7:0],XRST,XI,TW,PORENB ※ 4 XINT,SCL,SDA,ROW[7:0],COL[11:0] ※ 5 XRST,XI,TW,PORENB,ADR ※ 6 XINT,SDA,ROW[7:0] 2. Circuit Current (VDD=1.8V, VDDIO=1.8V, Ta=25℃) Parameter Symbol Limits Unit Conditions Min. Typ. Max. Power Down Current (VDD) IPD - - 1.0 µA XRST=VSS Power Down Current (VDDIO) IPDIO - - 1.0 µA Standby Current1 (VDD) ISTBY1 - - 3.0 µA XRST=VDD, PORENB=VSS, SCL=VDD, SDA=VDD Standby Current1 (VDDIO) ISTBYIO1 - - 1.0 µA Standby Current2 (VDD) ISTBY2 - - 1.0 µA XRST=VDD, PORENB=VDD, SCL=VDD, SDA=VDD Standby Current2 (VDDIO) ISTBYIO2 - - 1.0 µA Operating Current (VDD) IOP - 50 110 µA Internal oscillator is used. one key is pressed. |
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