DM74LS51N

DM74LS51N Datasheet

DM74LS51 Dual 2-Wide 2-Input, 2-Wide 3-Input AND-OR-INVERT Gate

Part	Datasheet
DM74LS51N	DM74LS51N (pdf)

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DM74LS51 Dual 2-Wide 2-Input, 2-Wide 3-Input AND-OR-INVERT Gate DM74LS51 Dual 2-Wide 2-Input, 2-Wide 3-Input AND-OR-INVERT Gate This device contains two independent combinations of gates each of which performs the logic AND-OR-INVERT function. Each package contains one 2-wide 2-input and one 2-wide 3-input AND-OR-INVERT gates. Ordering Code: Order Number Package Number Package Description DM74LS51M M14A 14-Lead Small Outline Integrated Circuit SOIC , JEDEC MS-120, Narrow DM74LS51N N14A 14-Lead Plastic Dual-In-Line Package PDIP , JEDEC MS-001, Wide Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code. Connection Diagram Function Table Y1 = A1 B1 C1 + D1 E1 F1 Inputs Output A1 B1 C1 D1 E1 F1 Other Combinations Y2 = A2 B2 + C2 D2 Inputs Other combinations H = HIGH Logic Level L = LOW Logic Level X = Either LOW or HIGH Logic Level Output Y2 L H 2000 Fairchild Semiconductor Corporation DS006369 DM74LS51 Absolute Maximum Ratings Note 1 Supply Voltage Input Voltage Operating Free Air Temperature Range 0°C to +70°C Storage Temperature Range −65°C to +150°C Note 1 The “Absolute Maximum Ratings” are those values beyond which the safety of the device cannot be guaranteed. The device should not be operated at these limits. The parametric values defined in the Electrical Characteristics tables are not guaranteed at the absolute maximum ratings. The “Recommended Operating Conditions” table will define the conditions for actual device operation. Recommended Operating Conditions VCC VIH VIL IOH IOL TA Parameter Supply Voltage HIGH Level Input Voltage LOW Level Input Voltage HIGH Level Output Current LOW Level Output Current Free Air Operating Temperature Units Electrical Characteristics over recommended operating free air temperature range unless otherwise noted Parameter Conditions Input Clamp Voltage VCC = Min, II = −18 mA HIGH Level Output Voltage VCC = Min, IOH = Max, VIL = Max LOW Level VCC = Min, IOL = Max, Output Voltage VIH = Min IOL = 4 mA, VCC = Min

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DM74LS51 Dual 2-Wide 2-Input, 2-Wide 3-Input AND-OR-INVERT Gate

DM74LS51 Dual 2-Wide 2-Input, 2-Wide 3-Input AND-OR-INVERT Gate

This device contains two independent combinations of gates each of which performs the logic AND-OR-INVERT function. Each package contains one 2-wide 2-input and one 2-wide 3-input AND-OR-INVERT gates.
Ordering Code:

Order Number Package Number

Package Description

DM74LS51M

M14A
14-Lead Small Outline Integrated Circuit SOIC , JEDEC MS-120, Narrow

DM74LS51N

N14A
14-Lead Plastic Dual-In-Line Package PDIP , JEDEC MS-001, Wide
Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.

Connection Diagram

Function Table

Y1 = A1 B1 C1 + D1 E1 F1

Inputs

Output

A1 B1 C1 D1 E1 F1

Other Combinations

Y2 = A2 B2 + C2 D2

Inputs

Other combinations

H = HIGH Logic Level L = LOW Logic Level X = Either LOW or HIGH Logic Level

Output Y2 L H
2000 Fairchild Semiconductor Corporation DS006369

DM74LS51

Absolute Maximum Ratings Note 1

Supply Voltage

Input Voltage

Operating Free Air Temperature Range 0°C to +70°C

Storage Temperature Range
−65°C to +150°C

Note 1 The “Absolute Maximum Ratings” are those values beyond which the safety of the device cannot be guaranteed. The device should not be operated at these limits. The parametric values defined in the Electrical Characteristics tables are not guaranteed at the absolute maximum ratings. The “Recommended Operating Conditions” table will define the conditions for actual device operation.

Recommended Operating Conditions

VCC VIH VIL IOH IOL TA

Parameter Supply Voltage HIGH Level Input Voltage LOW Level Input Voltage HIGH Level Output Current LOW Level Output Current Free Air Operating Temperature

Units

Electrical Characteristics
over recommended operating free air temperature range unless otherwise noted

Parameter

Conditions

Input Clamp Voltage

VCC = Min, II = −18 mA

HIGH Level

Output Voltage

VCC = Min, IOH = Max,

VIL = Max

LOW Level

VCC = Min, IOL = Max,

Output Voltage

VIH = Min

IOL = 4 mA, VCC = Min

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Datasheet ID: DM74LS51N 513803