The Datasheet Archive

hd74hc149 datasheet (7)

Part ECAD Model Manufacturer Description Type PDF
HD74HC149 HD74HC149 ECAD Model Hitachi Semiconductor 8-to-8-line Priority Encoder Original PDF
HD74HC149 HD74HC149 ECAD Model Renesas Technology 8-to-8-line Priority Encoder Original PDF
HD74HC149 HD74HC149 ECAD Model Renesas Technology 8-to-8-line Priority Encoder Original PDF
HD74HC149FP HD74HC149FP ECAD Model Hitachi Semiconductor Encoder, Priority, 8-Line to 8-Line, CMOS, 20-SOP Original PDF
HD74HC149FP HD74HC149FP ECAD Model Renesas Technology 8-to-8 line Priority-encoder Original PDF
HD74HC149P HD74HC149P ECAD Model Renesas Technology Encoder, Priority, 8-Line to 8-Line, CMOS, 20-DIP Original PDF
HD74HC149RP HD74HC149RP ECAD Model Hitachi Semiconductor Encoder, Priority, 8-Line to 8-Line, CMOS, 20-SOP Original PDF

hd74hc149 Datasheets Context Search

Catalog Datasheet MFG & Type PDF Document Tags
2000 - HD74HC149

Abstract: HD74HC138 HD74HC148 Hitachi DSA00221 Y023
Text: HD74HC149 8-to-8-line Priority Encoder ADE-205-448 (Z) 1st. Edition Sep. 2000 Description The HD74HC149 is priority encoder which has 8 input lines (0 - 7) and 8 output lies (Y0 - Y7). It is , Low Quiescent Supply Current: ICC (static) = 4 µA max (Ta = 25°C) HD74HC149 Function Table , Outputs HD74HC149 Logic Diagram 7 Y7 6 Y6 5 4 3 Y5 Y4 Y3 2 Y2 1 Y1 0 Y0 P E 3 HD74HC149 DC Characteristics Ta = ­40 to +85°C Ta = 25°C Item Symbol


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PDF HD74HC149 ADE-205-448 HD74HC149 HD74HC148 HD74HC138 Hitachi DSA00221 Y023
Not Available

Abstract: No abstract text available
Text: products contained therein. HD74HC149 8-to-8-line Priority Encoder ADE-205-448 (Z) 1st. Edition Sep. 2000 Description The HD74HC149 is priority encoder which has 8 input lines (0 - 7) and 8 output , 25°C) HD74HC149 Function Table Inputs Outputs 0 1 2 3 4 5 6 7 E , P GND 10 (Top view) 2 Outputs HD74HC149 Logic Diagram 7 Y7 6 Y6 5 4 3 Y5 Y4 Y3 2 Y2 1 Y1 0 Y0 P E 3 HD74HC149 DC Characteristics Ta = –40 to


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PDF whatsoeve000
1999 - Hitachi DSA00279

Abstract: No abstract text available
Text: HD74HC149 8-to-8-line Priority Encoder Description The HD74HC149 is priority encoder which has , (Ta = 25°C) HD74HC149 Function Table Inputs 0 X H X X X X X X X L H : L : X : 1 X H X X X X X X , Irrelevant Pin Arrangement 2 HD74HC149 Logic Diagram 3 HD74HC149 DC Characteristics Ta = , Output rise/fall time t TLH t THL 2.0 4.5 6.0 Input capacitance Cin - 4 HD74HC149 Package Dimensions Unit: mm 5 HD74HC149 When using this document, keep the following in mind: 1


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PDF HD74HC149 HD74HC149 HD74HC148 HD74HC138 Hitachi DSA00279
2000 - HD74HC138

Abstract: HD74HC148 HD74HC149
Text: products contained therein. HD74HC149 8-to-8-line Priority Encoder ADE-205-448 (Z) 1st. Edition Sep. 2000 Description The HD74HC149 is priority encoder which has 8 input lines (0 - 7) and 8 output , °C) HD74HC149 Function Table Inputs Outputs 0 1 2 3 4 5 6 7 E Y0 Y1 Y2 , view) 2 Outputs HD74HC149 Logic Diagram 7 Y7 6 Y6 5 4 3 Y5 Y4 Y3 2 Y2 1 Y1 0 Y0 P E 3 HD74HC149 DC Characteristics Ta = ­40 to +85°C Ta = 25


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PDF
2005 - HD74HC138

Abstract: HD74HC148 HD74HC149 PRSP0020DC-A
Text: HD74HC149 8-to-8-line Priority Encoder REJ03D0574-0200 (Previous ADE-205-448) Rev.2.00 Oct 11, 2005 Description The HD74HC149 is priority encoder which has 8 input lines (0 - 7) and 8 output , °C) Ordering Information Part Name HD74HC149RPEL Package Code (Previous Code) Package Type SOP , H H L H H H H H H H P H H L L L L L L L L HD74HC149 Pin Arrangement 0 , Y0 P E Rev.2.00, Oct 11, 2005 page 2 of 5 HD74HC149 Absolute Maximum Ratings Item


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PDF HD74HC149 REJ03D0574-0200 ADE-205-448) HD74HC149 HD74HC148 HD74HC138 PRSP0020DC-A
1999 - HD74HC138

Abstract: HD74HC148 HD74HC149 Hitachi DSA003757
Text: HD74HC149 8-to-8-line Priority Encoder Description The HD74HC149 is priority encoder which has , 4 µA max (Ta = 25°C) HD74HC149 Function Table Inputs Outputs 0 1 2 3 4 5 , 9 12 Y7 11 P GND 10 (Top view) 2 Outputs HD74HC149 Logic Diagram 7 Y7 6 Y6 5 4 3 Y5 Y4 Y3 2 Y2 1 Y1 0 Y0 P E 3 HD74HC149 DC , 4 - HD74HC149 AC Characteristics (CL = 50 pF, Input tr = tf = 6 ns) Ta = ­40 to +85°C


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PDF HD74HC149 HD74HC149 HD74HC148 HD74HC138 Hitachi DSA003757
2005 - Not Available

Abstract: No abstract text available
Text: developed or manufactured by or for Renesas Electronics. HD74HC149 8-to-8-line Priority Encoder REJ03D0574-0200 (Previous ADE-205-448) Rev.2.00 Oct 11, 2005 Description The HD74HC149 is priority , HD74HC149RPEL Package Code (Previous Code) Package Type SOP-20 pin (JEDEC) PRSP0020DC-A (FP , H L L L L L L L L HD74HC149 Pin Arrangement 0 20 VCC 1 2 19 Y0 2 3 , , 2005 page 2 of 5 HD74HC149 Absolute Maximum Ratings Item Symbol Ratings Unit VCC


Original
PDF
2005 - HD74HC138

Abstract: HD74HC148 HD74HC149 PRSP0020DC-A
Text: . HD74HC149 8-to-8-line Priority Encoder REJ03D0574-0200 (Previous ADE-205-448) Rev.2.00 Oct 11, 2005 Description The HD74HC149 is priority encoder which has 8 input lines (0 - 7) and 8 output lies (Y0 - Y7). , HD74HC149RPEL Package Code (Previous Code) Package Type SOP-20 pin (JEDEC) PRSP0020DC-A (FP , L L L L L L L L HD74HC149 Pin Arrangement 0 20 VCC 1 2 19 Y0 2 3 , page 2 of 5 HD74HC149 Absolute Maximum Ratings Item Supply voltage range Input / Output


Original
PDF
74HC149

Abstract: No abstract text available
Text: HD74HC149 ~ 7 ) and 8 o utput lines (Yo~Y?). # 8 - t o - 8 - l i n e P rio rity E n c o d e r The H D 74H C 149 is priority encoder which has 8 input lines (0 It is the logical combination o f a H D 74H C 14 8 8 -3 line priority encoder driving a H D 7 4 H C 138 3 -8 line decoder. Only one request o utput can be low at a tim e. low. The output that is low is dependent on the highest , HD74HC149 AC CHARACTERISTICS Item Symbol tpLH t PH I tPLH t PH L (CL=50pF, Input tr=tf=6^s) T est


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PDF HD74HC149 74HC149
74HC138

Abstract: c1383 hd74hc14 74HC149
Text: HD74HC149 # 8 -to -8 -lin e Priority Encoder The H D 74H C 149 is priority encoder which has 8 input lines (0 - 7 ) and 8 output lines (Yo~Y;|. It is the logical combination of a HD74HC14 8 8 -3 line priority encoder driving a H D 74H C 138 3 -8 line decoder. Only one request output can be low a t a time. The output that is low is dependent on the highest priority request that is low. The order of priority is 7 highest and 0 lowest. When E input is high, ail outputs are high. When a output


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PDF HD74HC149 HD74HC14 H074HC149 74HC138 c1383 74HC149
74HC138

Abstract: c1383 D74HC14
Text: : Irre le v a n t 430 HD74HC149 LOGIC DIAGRAM ? {>0- Zj V~t> 0- tx>- -{> o -


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PDF D74HC149 74HC138 c1383 D74HC14
74AC154

Abstract: design octal counter using j-k flipflop HD74HC04 octal counter application octal decoder ic HD74HC259 HD74HC126 HD74HC373
Text: HD74HC148 HD74HC149 HD 74H C151 HD 74H CI52 H D 74H C153 HD 74H C154 HD74HC155 HD74HC157 HD 74H C158


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PDF HD74AC HD74HC 74AC154 design octal counter using j-k flipflop HD74HC04 octal counter application octal decoder ic HD74HC259 HD74HC126 HD74HC373
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