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LS7183 数据表(PDF) 2 Page - LSI Computer Systems |
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LS7183 数据表(HTML) 2 Page - LSI Computer Systems |
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2 / 4 page ![]() ABSOLUTE MAXIMUM RATINGS: PARAMETER SYMBOL VALUE UNITS DC Supply Voltage VDD - VSS 7.0 V Voltage at any input VIN VSS - .3 to VDD + .3 V Operating temperature TA -20 to +85 °C Storage temperature TSTG -55 to +150 °C 7183/84-070601-2 DC ELECTRICAL CHARACTERISTICS: (Unless otherwise specified VDD = 3V to 5V and TA = -20°C to 85°C ) PARAMETER SYMBOL MIN TYPE MAX UNITS CONDITON Supply Voltage VDD 3.0 - 5.5 V - Supply current IDD - 30 45 µA VDD = 3V IDD - 110 150 µA VDD = 5V MODE input: Logic 0 Vml - - 0.6 V - Logic 1 Vmh VDD -0.6 - - V - Logic float Vmf (VDD/2) - 0.5 VDD/2 (VDD/2) + 0.5 V - Logic 0 input current Iml - 3.0 5.0 µA VDD = 3V Iml - 12.0 16.0 µA VDD = 5V Logic 1 input current Imh - -3.0 -5.0 µA VDD = 3V Imh - -12.0 -16.0 µA VDD = 5V A,B inputs: Logic 0 VABl - - 0.3VDD V - Logic 1 VABh 0.7VDD - - V - Input current IABlk - 0 10 nA - RBIAS input: External resistor RB 5k - 10M ohm - All outputs: Sink current Iol -1.2 -1.8 - mA Vo = 0.5V, VDD = 3V Iol -2.5 -3.5 - mA Vo = 0.5V, VDD = 5V Source current Ioh 1.2 1.8 - mA Vo = 2.5V, VDD = 3V Ioh 2.5 3.5 - mA Vo = 4.5V, VDD = 5V TRANSIENT CHARACTERISTICS (TA = -20°C to 85°C) PARAMETER SYMBOL MIN TYPE MAX UNITS CONDITON Output Clock Pulse Width TOW 190 - - ns See Fig. 2 A,B inputs: Validation Delay TVD - 25 50 ns VDD = 5V TVD - 50 100 ns VDD = 3V Phase Delay TPS TVD +TOW - Infinite s - Pulse Width TPW 2TPS - Infinite s - Frequency fA,B - - 1/(2TPW) Hz - Inupt to Output Delay TDS - 200 270 ns VDD = 3V TDS - 110 150 ns VDD = 5V |
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