Connection Diagram vee

A1

A6 Y6

Y1

AS

Features

• Switching specification at 50 pF

• Switching specifications guaranteed over full tempera-ture and Vee range

• Advanced oxide-isolated, ion-implanted Schottky TTL process

• Functionally and pin-for-pin compatible with Schottky and Low Power Schottky TTL counterparts

• Improved AC performance over low power Schottky counterpart

YS A4 Y4

TLlF/8773-1 Order Number DM54ALS14J, DM74ALS14M or DM74ALS14N

See NS Package Number J14A, M14A or N14A

Function Table

Y=A

Input A L H H = High Logic Level L = Low Logic Level

2·29 Output

Y H L

Absolute Maximum Ratings

If Military I Aerospace specified devices are required, NOTE: The "Absolute Maximum Ratings" are those values contact the National Semiconductor Sales Offlcel beyond which the safety of the device cannot be guaran-Distributors for availability and specifications. teed. The device should not be operated at these limits. The Supply Voltage 7V parametric values defined in the "Electrical Characteristics"

Input Voltage 7V table are not guaranteed at the absolute maximum ratings.

The "Recommended Operating Conditions" table will define Storage Temperature Range -65·C to + 150·C the conditions for actual device operation.

Operating Free Air Temperature Range

DM54ALS - 55·C to + 125·C

DM74ALS O·Cto +70·C

Recommended Operating Conditions

DM54ALS14 DM74ALS14

Symbol Parameter Units

Min Nom Max Min Nom Max

Vee Supply Voltage 4.5 5 5.5 4.5 5 5.5 V

VT+ Positive-Going Input Vee = Min to Max 1.4 2 1.4 2

Threshold Voltage V

Vee = 5V 1.55 1.85 1.55 1.85

VT- Negative-Going Input Vee = Min to Max 0.75 1.2 0.75 1.2

Threshold Voltage V

Vee = 5V 0.85 1.1 0.85 1.1

HYS Input Hysteresis Vee = Min to Max 0.5 0.5

V

Vee = 5V 0.6 0.6

10H High Level Output Current -0.4 -0.4 mA

10L Low Level Output Current 4 8 mA

TA Operating Free Air Temperature Range -55 125 0 70 ·C

Electrical Characteristics

over recommended free air temperature range (unless otherwise noted)

Symbol Parameter Test Conditions Min Typ Max Units

Vie Input Clamp Voltage Vee = Min, II = -18 mA -1.5 V

VOH High Level Output Voltage Vee = 4.5V to 5.5V, 10H = Max Vee - 2 V

VOL Low Level Output Voltage Vee = Min 54174ALS

0.25 0.4 V

10L = 4 mA 74ALS

0.35 0.5 V

10L = 8 rnA IT+ Input Current at Positive- Vee = 5V, VI = VT+

20 IJ-A

Going Threshold Voltage

IT- Input Current at Negative- Vee = 5V, VI =

VT--100 IJ-A Going Threshold Voltage

II Input Current at Maximum Vee = Max, VI = 7V

100 IJ-A Input Voltage

IIH High Level Input Current Vee = Max, VI = 2.7V 20 IJ-A

IlL Low Level Input Current Vee = Max, VI = O.4V -100 IJ-A

10 Output Drive Current Vee = Max, Vo = 2.25V -30 -112 mA

leeH Supply Current with Vee = Max

12 rnA

Outputs High

leeL Supply Current with Vee = Max

12 rnA

Outputs Low

Switching Characteristics

over recommended operating free air temperature range

DM54ALS14 DM74ALS14

Symbol Parameter Conditions (Note 1) Units

Min Max Min Max

tpLH Propagation Delay Time Vee = 4.5V to 5.5V

2 13 2 12 ns

Low to High Level Output RL = 500n, CL = 50 pF tpHL Propagation Delay Time

2 11 2 10 ns

High to Low Level Output Note 1: See Section 1 for test waveforms and output load.

2·31

<C

~

^NatiOnal

Semiconductor Corporation

DM54ALS15A/DM74ALS15A Triple 3-lnput AND Gates with Open Collector Outputs

General Description

This device contains three independent gates, each of which performs the logic AND function. The open-collector outputs require external pull-up resistors for proper logical operation. all outputs tied to pull-up resistor

N2 (lIH) = total maximum input high current for all inputs tied to pull-up resistor

N3 (lIU = total maximum input low current for all inputs tied to pull-up resistor

Connection Diagram

Features

• Switching specifications guaranteed over full tempera-ture and Vee range

• Advanced oxide-isolated, ion-implanted Schottky TTL process

• Functionally and pin for pin compatible with Schottky and low power Schottky TTL counterpart

• Improved AC performance over Schottky and low

Order Number DM54ALS15AJ, DM74ALS15AM or DM74ALS15AN See NS Package Number J14A, M14A or N14A

v

⁼ ABC

Absolute Maximum Ratings

If Milltaryl Aerospace specified devices are required, Note: The "Absolute Maximum Ratings" are those values contact the National Semiconductor Sales Offlcel beyond which the safety of the device cannot be guaran-Distributors for availability and specifications. teed. The device should not be operated at these limits. The Supply Voltage 7V parametric values defined in the "Electrical Characteristics"

Input Voltage 7V table are not guaranteed at the absolute maximum ratings.

The "Recommended Operating Conditions" table will define High Level Output Voltage 7V the conditions for actual device operation.

Operating Free Air Temperature Range

DM54ALS - 55°C to

+

125°C

DM74ALS O°Cto

+

70°C

Storage Temperature Range , -65°C to

+

150°C

Recommended Operating Conditions

Symbol Parameter DM54ALS15A DM74ALS15A

Units

Min Nom Max Min Nom Max

Vee Supply Voltage 4.5 5 5.5 4.5 5 5.5 V

V,H High Level Input Voltage 2 2 V

V,L Low Level Input Voltage 0.7 0.8 V

VOH High Level Output Voltage 5.5 5.5 V

IOL Low Level Output Current 4 8 rnA

TA Free Air Operating Temperature -55 125 0 70 °C

Electrical Characteristics

over recommended operating free air temperature range. All typical values are measured at Vee = 5V, T A = 25°C.

Symbol Parameter Conditions Min Typ Max Units

V,K Input Clamp Voltage Vee = 4.5V,I, = -18 rnA -1.5 V

IOH High Level Output Current Vee = 4.5V, VOH = 5.5V 100 ,..,A

VOL Low Level Output Vee = 4.5V 54/74ALS

0.25 0.4 V

Voltage IOL =4 rnA

74ALS

0.35 0.5 V

IOL = 8mA I, Input Current @ Max Vee = 5.5V, V,H = 7V

0.1 rnA

Input Voltage

I'H High Level Input Current Vee = 5.5V, V,H = 2.7V 20 ,..,A

I,L Low Level Input Current Vee = 5.5V, V,L = O.4V -0.1 rnA

lee Supply Current Vee = 5.5V Outputs High 1.0 1.8 rnA

Outputs Low 1.66 3 rnA

Switching Characteristics

over recommended operating free air temperature range (Note 1).

Symbol Parameter Conditions DM54ALS15A DM74ALS15A

Units

Min Max Min Max

tpLH Propagation Delay Time Vee = 4.5V to 5.5V

20 59 20 45 ns

Low to High Level Output RL = 2 kn tpHL Propagation Delay Time CL = 50 pF

High to Low Level Output 6 25 6 20 ns

Note 1: See Section 1 for test waveforms and output load.

3: c

U1 ~

» r-en ...

»

U1 ...

c 3:

...

»

~

r- en ...

U1

»

~

^NatiOnal

Semiconductor Corporation

DM54ALS20A/DM74ALS20A Dual 4-lnput NAND Gates

General Description

This device contains two independent gates, each of which performs the logic NAND function.

• Advanced oxide-isolated, ion-implanted Schottky TTL process

• Functionally and pin for pin compatible with Schottky and low power Schottky TTL counterpart

Features

• Switching specifications at 50 pF

• Improved AC performance over Schottky and low pow-er Schottky countpow-erparts

• Switching specifications guaranteed over full tempera-ture and Vee range

Connection Diagram

Function Table

Dual-In-Llne Package

02 C2 NC 82 A2 Y2

13 12111 10

19

⁸

1 A1 81

2

/3 4 15

NC C1 01

TLlF/6184-1 Order Number DM54ALS20AJ, DM74ALS20AM or DM74ALS20AN

See NS Package Number J 14A, M 14A or N 14A

y = ABCD

Inputs Output

A B C D Y

X X X L H

X X L X H

X L X X H

L X X X H

H H H H L

H = High Logic Level L = Low Logic Level

X = Either Low or High Logic Level

Absolute Maximum Ratings

If Military/Aerospace specified devices are required, Note: The "Absolute Maximum Ratings" are those values contact the National Semiconductor Sales Office/ beyond which the safety of the device cannot be guaran-Distributors for availability and speCifications. teed The device should not be operated at these limits. The Supply Voltage 7V parametric values defined in the "Electrical Characteristics"

Input Voltage 7V table are not guaranteed at the absolute maximum ratings.

The "Recommended Operating Conditions" table will define Operating Free Air Temperature Range the conditions for actual device operation.

DM54ALS - 55°C to + 125°C

DM74ALS O°Cto +70°C

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

Recommended Operating Conditions

Symbol Parameter DM54ALS20A DM74ALS20A

Units

Min Nom Max Min Nom Max

Vee Supply Voltage 4.5 5 5.5 4.5 5 5.5 V

VIH High Level Input Voltage 2 2 V

VIL Low Level Input Voltage 0.7 0.8 V

10H High Level Output Current -0.4 -0.4 mA

10L Low Level Output Current 4 8 mA

TA Free Air Operating Temperature -55 125 0 70 °C

Electrical Characteristics

over recommended operating free air temperature range. All typical values are measured at Vee = 5V. T A = 25°C.

Symbol Parameter Conditions Min Typ Max Units

VIK Input Clamp Voltage Vee = 4.5V.11 = -18 mA -1.5 V

VOH High Level Output 10H = -0.4mA

Vee - 2 V

Voltage Vee = 4.5V to 5.5V

VOL Low Level Output Vee = 4.5V 54/74ALS

0.25 0.4 V

Voltage 10L = 4mA

74ALS

0.35 0.5 V

10L = 8mA II Input Current @ Max Vee = 5.5V. VIH = 7V

0.1 mA

Input Voltage

IIH High Level Input Current Vee = 5.5V. VIH = 2.7V 20 p.A

IlL Low Level Input Current Vee = 5.5V. VIL = O.4V -0.1 mA

10 Output Drive Current Vee = 5.5V Vo = 2.25V -30 -112 mA

lee Supply Current Vee = 5.5V Outputs High 0.22 0.4 mA

Outputs Low 0.81 1.5 mA

Switching Characteristics

over recommended operating free air temperature range (Note 1).

Symbol Parameter Conditions DM54ALS20A DM74ALS20A

Units

Min Max Min Max

tpLH Propagation Delay Time Vee = 4.5V to 5.5V

1 18 3 11 ns

Low to High Level Output RL =

soon

tpHL Propagation Delay Time CL = 50 pF

High to Low Level Output 1 15 3 10 ns

Note 1: See Section 1 for test waveforms and output load.

I j ^NatiOnal Semiconductor

Dans le document ~ Semiconductor National Corporation (Page 121-128)