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DS8880 Datasheet(PDF) 3 Page - Texas Instruments |
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DS8880 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 8 page Absolute Maximum Ratings (Note 1) If MilitaryAerospace specified devices are required please contact the National Semiconductor Sales OfficeDistributors for availability and specifications VCC 7V Input Voltage (Except BI) 6V Input Voltage (BI) VCC Segment Output Voltage 80V Power Dissipation 600 mW Maximum Power Dissipation at 25 C Cavity Package 1509 mW Molded Package 1476 mW Derate cavity package 1006 mW C above 25 C derate molded package 1181 mW C above 25 C Transient Segment Output Current (Note 4) 50 mA Storage Temperature Range b 65 Cto a150 C Lead Temperature (Soldering 4 sec) 260 C Operating Conditions Min Max Units Supply Voltage (VCC) DS7880 45 55 V DS8880 475 525 V Temperature (TA) DS7880 b 55 a 125 C DS8880 0 a 70 C Electrical Characteristics (Notes 2 and 3) Symbol Parameter Conditions Min Typ Max Units VIH Logical ‘‘1’’ Input Voltage VCC e Min 20 V VIL Logical ‘‘0’’ Input Voltage VCC e Min 08 V VOH Logical ‘‘1’’ Output Voltage VCC e Min IOUT eb200 mA RBO 24 37 V VOL Logical ‘‘0’’ Output Voltage VCC e Min IOUT e 8 mA RBO 013 04 V IIH Logical ‘‘1’’ Input Current VCC e Max Except BI VIN e 24V 2 15 m A VIN e 55V 4 400 m A IIL Logical ‘‘0’’ Input Current VCC e Max VIN e 04V Except BI b 300 b 600 m A BI b 12 b 20 mA ICC Power Supply Current VCC e Max Rp e 22k All Inputs e 0V 27 43 mA VCD Input Diode Clamp Voltage VCC e Max TA e 25 C IIN e 12 mA b 09 b 15 V IO SEGMENT OUTPUTS All Outputs e 50V Outputs a f and g 084 093 102 ‘‘ON’’ Current Ratio IOUTb e Ref Outut c 112 125 138 Output d 090 100 110 Output e 099 110 121 Ib ON Output b ‘‘ON’’ Current VCC e 5V VOUTb e 50V Rp e 181k 015 020 025 mA All Other Outputs t 5V Rp e 703k 045 050 055 mA TA e 25 C Rp e 340k 090 100 110 mA Rp e 220k 135 150 165 mA VSAT Output Saturation Voltage VCC e Min Rp e 1kg5% IOUTb e 2 mA (Note 5) 08 25 V ICEX Output Leakage Current VOUT e 75V BI e 0V Rp e 22k 0003 3 m A VBR Output Breakdown Voltage IOUT e 250 mA BI e 0V Rp e 22k 80 110 V tpd Propagation Delays BCD VCC e 5V TA e 25 C 04 10 m s Input to Segment Output BI to Segment Output 04 10 m s RBI to Segment Output 07 10 m s RBI to RBO 04 10 m s Note 1 ‘‘Absolute Maximum Rating’’ are those values beyond which the safety of the device cannot be guaranteed They are not meant to imply that the devices 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 b55 Cto a125 C temperature range for the DS7880 and across the 0 Cto a70 C range for the DS8880 All typical values are for TA e 25 C and VCC e 5V Note 3 All currents into device pins shown as positive out of device pins as negative all voltages referenced to ground unless otherwise noted All values shown as max or min or absolute value basis Note 4 In all applications transient segment output current must be limited to 50 mA This may be accomplished in dc applications by connecting a 22k resistor from the anode-supply filter capacitor to the display anode or by current limiting the anode driver in multiplex applications Note 5 For saturation mode the segment output currents are externally limited and ratioed 2 |
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