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74LVT2245 数据表(PDF) 4 Page - Fairchild Semiconductor |
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74LVT2245 数据表(HTML) 4 Page - Fairchild Semiconductor |
4 / 9 page ©1999 Fairchild Semiconductor Corporation www.fairchildsemi.com 74LVT2245, 74LVTH2245 Rev. 1.5.0 4 DC Electrical Characteristics Notes: 2. Applies to Bushold versions only (74LVTH2245). 3. An external driver must source at least the specified current to switch from LOW-to-HIGH. 4. An external driver must sink at least the specified current to switch from HIGH-to-LOW. 5. This is the increase in supply current for each input that is at the specified voltage level rather than VCC or GND. Symbol Parameter VCC (V) Conditions TA = –40°C to +85°C Units Min. Max. VIK Input Clamp Diode Voltage 2.7 II = –18mA –1.2 V VIH Input HIGH Voltage 2.7–3.6 VO ≤ 0.1V or VO ≥ VCC – 0.1V 2.0 V VIL Input LOW Voltage 2.7–3.6 0.8 V VOH Output HIGH Voltage A Port 2.7 IOH = –8mA 2.4 V 3.0 IOH = –32mA 2.0 B Port 3.0 IOH = –12mA 2.0 2.7–3.6 IOH = –100µA VCC–0.2 VOL Output LOW Voltage A Port 2.7 IOL = 24mA 0.5 V 3.0 IOL = 16mA 0.4 3.0 IOL = 32mA 0.5 3.0 IOL = 64mA 0.55 B Port 3.0 IOL = 12mA 0.8 2.7 IOL = 100µA 0.2 II(HOLD) (2) Bushold Input Minimum Drive 3.0 VI = 0.8V 75 µA VI = 2.0V –75 II(OD) (2) Bushold Input Over-Drive Current to Change State 3.0 (3) 500 µA (4) –500 II Input Current 3.6 VI = 5.5V 10 µA Control Pins 3.6 VI = 0V or VCC ±1 Data Pins 3.6 VI = 0V –5 VI = VCC 1 IOFF Power Off Leakage Current 0 0V ≤ V I or VO ≤ 5.5V ±100 µA IPU/PD Power Up/Down, 3-STATE Current 0–1.5 VO = 0.5V to 3.0V, VI = GND or VCC ±100 µA IOZL 3-STATE Output Leakage Current 3.6 VO = 0.5V –5 µA IOZL (2) 3-STATE Output Leakage Current 3.6 VO = 0.0V –5 µA IOZH 3-STATE Output Leakage Current 3.6 VO = 3.0V 5 µA IOZH (2) 3-STATE Output Leakage Current 3.6 VO = 3.6V 5 µA IOZH+ 3-STATE Output Leakage Current 3.6 VCC < VO ≤ 5.5V 10 µA ICCH Power Supply Current 3.6 Outputs High 0.19 mA ICCL Power Supply Current 3.6 Outputs Low 5 mA ICCZ Power Supply Current 3.6 Outputs Disabled 0.19 mA ICCZ+Power Supply Current 3.6 VCC ≤ VO ≤ 5.5V, Outputs Disabled 0.19 mA ∆I CC Increase in Power Supply Current(5) 3.6 One Input at VCC – 0.6V, Other Inputs at VCC or GND 0.2 mA |
类似零件编号 - 74LVT2245_08 |
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类似说明 - 74LVT2245_08 |
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