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DP8483 Datasheet(PDF) 2 Page - National Semiconductor (TI) |
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DP8483 Datasheet(HTML) 2 Page - National Semiconductor (TI) |
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2 / 6 page  Absolute Maximum Ratings (Note 1) If MilitaryAerospace specified devices are required please contact the National Semiconductor Sales OfficeDistributors for availability and specifications VEE Supply Voltage b 8V VCC Supply Voltage 7V Input Voltage (ECL) GND to VEE Input Voltage (TTL) b 1V to 55V Output Current 50 mA Maximum Power Dissipation at 25 C Molded Package 1476 mW Storage Temperature b 65 Cto a150 C Derate molded package 118 mW C above 25 C Recommended Operating Conditions VEE Supply Voltage b 45V a7% VCC Supply Voltage 50V g10% TA Ambient Temperature 0 Cto85 C Electrical Characteristics (TTL Logic) (Notes 2 and 3) Symbol Parameter Conditions Min Typ Max Units VIL Input Low Voltage 08 V VIH Input High Voltage 20 V IIL Input Low Current VINe05V b 25 b 200 m A IIH Input High Current VINe25V 10 40 m A VCLAMP Input Clamp Voltage IINeb12 mA b 09 b 12 V ICC Supply Current VCCe55V 10 20 mA Electrical Characteristics (ECL Logic) (Notes 2 and 3) Symbol Parameter Conditions Min Typ Max Units VIL Input Low Voltage VEEeb45V b 1810 b 1475 mV VIH Input High Voltage VEEeb45V b 1165 b 880 mV IIL Input Low Current VINeb18V 45 150 m A IIH Input High Current VINeb08V 75 200 m A VOL Output Low Voltage VEEeb45V b 1810 b 1705 b 1620 mV VOH Output High Voltage VEEeb45V b 1025 b 955 b 880 mV VOLC Output Low Voltage VEEeb45V b 1610 mV VOHC Output High Voltage VEEeb45V b 1035 mV IEE Supply Current VEEeb48V b 65 b 85 mA Switching Characteristics (Notes 2 and 4) Symbol Parameter Conditions Min Typ Max Units tPD1 Strobe To Output Delay 15 30 60 ns tPD2 Data To Output Delay 25 45 75 ns tS Data Set-Up Time to Strobe 50 20 ns tH Data Hold Time (Note 4) 10 0 ns tPW Strobe Pulse Width 50 30 ns tPD3 Chip Select to Output Delay 10 25 40 ns tSCS Data Set-Up Time to Chip Select 55 30 ns Note 1 ‘‘Absolute Maximum Ratings’’ are those values beyond which the safety of the device cannot be guaranteed They are not meant to imply that the device should be operated at these limits The table of ‘‘Electrical Characteristics’’ provides conditions for actual device operation Note 2 Unless otherwise specified minmax limits apply across the 0 Cto85 C ambient temperature range in still air and across the specified supply variations All typical values are for 25 C and nominal supply Note 3 All currents into device pins are shown as positive all currents out of device pins are shown as negative All voltages are referenced to ground unless otherwise specified Note 4 Unless otherwise specified all AC measurements are referenced from the 15V level of the TTL input and tofrom the 50% point of the ECL signal and a 50X resistor to b2V is the load ECL input rise and fall times are 07 ns g01 ns from 20% to 80% TTL input characteristics is 0V to 3V with tretfs 3 ns measured from 10% to 90% 2 |
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