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BU97941FV-E2 Datasheet(PDF) 4 Page - Rohm |
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BU97941FV-E2 Datasheet(HTML) 4 Page - Rohm |
4 / 25 page 4/22 BU97941FV MAX 104 segments (SEG26×COM4) Datasheet TSZ02201-0A0A2D300080-1-2 1.Jun.2012 Rev.001 www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TSZ22111・15・001 ●Electrical Characteristics – continued Oscillation Frequency Characteristics (Ta=-40°C to +85°C、VDD=1.8V to 3.6V、VLCD=2.7V to 5.5V、VSS=0V ) Item Symbol Limit Value Unit Condition MIN TYP MAX Frame Frequency 1 fFR1 76.5 85 93.5 Hz VDD=3.3V、Ta=25°C、fFR=85Hz setting Frame Frequency 2 fFR2 68 85 97.0 Hz VDD=2.5V to 3.6V fFR=85Hz setting Frame Frequency 3 fFR3 59.7 - 68 Hz VDD=1.8V to 2.5V fFR=85Hz setting MPU Interface Characteristics (Ta=-40°C to +85°C、VDD=1.8V to 3.6V、VLCD=2.7V to 5.5V、VSS=0V ) Item Symbol Limit Value Unit Condition MIN TYP MAX Input Rise Time tr - - 50 ns Input Fall Time t f - - 50 ns SCL Cycle tSCYC 250 - - ns “H” SCL pulse width tSHW 50 - - ns “L” SCL pulse width tSLW 50 - - ns SD Setup Time tSDS 50 - - ns SD Hold Time tSDH 50 - - ns CSB Setup Time tCSS 50 - - ns CSB Hold Time tCSH 50 - - ns “H” CSB pulse width tCHW 50 - - ns Figure 4. Serial Interface Timing CSB SCL SD tCSH tSCYC tSLW tSHW tSDS tSDH tf tr tCSS tCHW |
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