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Parametric » Logic » Counters

Parametric results for: dm74ls491j under Counters

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Manufacturer Part Number: dm74ls491j
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DM74LS491J
 National Semiconductor Corporation 		Check for Price No Obsolete 5 V 30 ns 1 10 NO DIP 12.5 MHz 50 pF BIDIRECTIONAL POSITIVE EDGE 3-STATE LS BINARY COUNTER TTL 6 MIDDLE BITS CAN BE SET H/L AS A GROUP 12.5 MHz YES 24 mA SYNCHRONOUS 180 mA 5.25 V 4.75 V COMMERCIAL EXTENDED R-GDIP-T24 Not Qualified e0 75 °C 24 CERAMIC, GLASS-SEALED DIP24,.3 RECTANGULAR IN-LINE TIN LEAD THROUGH-HOLE 2.54 mm DUAL 5.715 mm 7.62 mm NATIONAL SEMICONDUCTOR CORP DIP, DIP24,.3 unknown 8542.39.00.01
DM74LS491J/A+
 Texas Instruments 		Check for Price No Obsolete 5 V 30 ns 1 10 NO DIP 12.5 MHz BIDIRECTIONAL POSITIVE EDGE 3-STATE LS BINARY COUNTER TTL NO 24 mA SYNCHRONOUS 180 mA 5.25 V 4.75 V COMMERCIAL R-XDIP-T24 e0 70 °C 24 CERAMIC DIP24,.3 RECTANGULAR IN-LINE Tin/Lead (Sn/Pb) THROUGH-HOLE 2.54 mm DUAL NATIONAL SEMICONDUCTOR CORP DIP, DIP24,.3 unknown 8542.39.00.01
DM74LS491J/B+
 Texas Instruments 		Check for Price No Obsolete 5 V 30 ns 1 10 NO DIP 12.5 MHz BIDIRECTIONAL POSITIVE EDGE 3-STATE LS BINARY COUNTER TTL NO 24 mA SYNCHRONOUS 180 mA 5.25 V 4.75 V COMMERCIAL R-XDIP-T24 Not Qualified e0 70 °C 24 CERAMIC DIP24,.3 RECTANGULAR IN-LINE Tin/Lead (Sn/Pb) THROUGH-HOLE 2.54 mm DUAL NATIONAL SEMICONDUCTOR CORP DIP, DIP24,.3 unknown 8542.39.00.01
DM74LS491J/A+
 National Semiconductor Corporation 		Check for Price No Obsolete 5 V 30 ns 1 10 NO DIP 12.5 MHz BIDIRECTIONAL POSITIVE EDGE 3-STATE LS BINARY COUNTER TTL NO 24 mA SYNCHRONOUS 180 mA 5.25 V 4.75 V COMMERCIAL R-XDIP-T24 e0 70 °C 24 CERAMIC DIP24,.3 RECTANGULAR IN-LINE Tin/Lead (Sn/Pb) THROUGH-HOLE 2.54 mm DUAL NATIONAL SEMICONDUCTOR CORP DIP, DIP24,.3 unknown 8542.39.00.01
DM74LS491J
 Texas Instruments 		Check for Price No Obsolete 5 V 30 ns 1 10 NO DIP 12.5 MHz 50 pF BIDIRECTIONAL POSITIVE EDGE 3-STATE LS BINARY COUNTER TTL 6 MIDDLE BITS CAN BE SET H/L AS A GROUP 12.5 MHz YES 24 mA SYNCHRONOUS 180 mA 5.25 V 4.75 V COMMERCIAL EXTENDED R-GDIP-T24 Not Qualified e0 75 °C 24 CERAMIC, GLASS-SEALED DIP24,.3 RECTANGULAR IN-LINE TIN LEAD THROUGH-HOLE 2.54 mm DUAL 5.715 mm 7.62 mm NATIONAL SEMICONDUCTOR CORP DIP, DIP24,.3 unknown 8542.39.00.01
DM74LS491J/B+
 National Semiconductor Corporation 		Check for Price No Obsolete 5 V 30 ns 1 10 NO DIP 12.5 MHz BIDIRECTIONAL POSITIVE EDGE 3-STATE LS BINARY COUNTER TTL NO 24 mA SYNCHRONOUS 180 mA 5.25 V 4.75 V COMMERCIAL R-XDIP-T24 Not Qualified e0 70 °C 24 CERAMIC DIP24,.3 RECTANGULAR IN-LINE Tin/Lead (Sn/Pb) THROUGH-HOLE 2.54 mm DUAL NATIONAL SEMICONDUCTOR CORP DIP, DIP24,.3 unknown 8542.39.00.01