MOTOROLA MC74ACT20MEL, MC74ACT20ML1, MC74ACT20ML2, MC74ACT20MR1, MC74ACT20MR2 Datasheet
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Dual 4 Input NAND Gate
•Outputs Source/Sink 24 mA
•′ACT20 Has TTL Compatible Inputs
Pinout: 14-Lead Packages (Top View)
VCC |
A1 |
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B1 |
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NC |
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C1 |
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D1 |
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O1 |
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PIN NAMES |
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A |
n, Bn, Cn, Dn |
Inputs |
1 |
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2 |
3 |
4 |
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5 |
6 |
7 |
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On |
Outputs |
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GND |
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A0 |
B0 |
NC |
C0 |
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D0 |
O0 |
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MAXIMUM RATINGS*
MC74AC20
MC74ACT20
DUAL 4-INPUT
NAND GATE
14
1
N SUFFIX
CASE 646-06
PLASTIC PACKAGE
D SUFFIX
CASE 751A-03
PLASTIC PACKAGE
Symbol |
Parameter |
Value |
Unit |
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VCC |
DC Supply Voltage (Referenced to GND) |
±0.5 to +7.0 |
V |
Vin |
DC Input Voltage (Referenced to GND) |
±0.5 to VCC + 0.5 |
V |
Vout |
DC Output Voltage (Referenced to GND) |
±0.5 to VCC + 0.5 |
V |
Iin |
DC Input Current, per Pin |
± 20 |
mA |
Iout |
DC Output Sink/Source Current, per Pin |
± 50 |
mA |
ICC |
DC VCC or GND Current per Output Pin |
± 50 |
mA |
Tstg |
Storage Temperature |
±65 to +150 |
°C |
*Maximum Ratings are those values beyond which damage to the device may occur. Functional operation should be restricted to the Recommended Operating Conditions.
FACT DATA
5-1
MC74AC20 MC74ACT20
RECOMMENDED OPERATING CONDITIONS
Symbol |
Parameter |
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Min |
Typ |
Min |
Unit |
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VCC |
Supply Voltage |
′AC |
2.0 |
5.0 |
6.0 |
V |
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′ACT |
4.5 |
5.0 |
5.5 |
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VREG |
DC Regulated Power Voltage (Ref. to GND) |
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0 |
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VCC |
V |
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Input Rise and Fall Time (Note 1) |
VCC @ 3.0 V |
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150 |
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tr, tf |
VCC @ 4.5 V |
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40 |
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ns/V |
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′AC Devices except Schmitt Inputs |
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VCC @ 5.5 V |
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25 |
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tr, tf |
Input Rise and Fall Time (Note 2) |
VCC @ 4.5 V |
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10 |
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ns/V |
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′ACT Devices except Schmitt Inputs |
VCC @ 5.5 V |
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8.0 |
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TJ |
Junction Temperature (PDIP) |
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140 |
°C |
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TA |
Operating Ambient Temperature Range |
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±40 |
25 |
85 |
°C |
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IOH |
Output Current Ð HIGH |
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±24 |
mA |
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IOL |
Output Current Ð LOW |
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24 |
mA |
1.Vin from 30% to 70% VCC; see individual Data Sheets for devices that differ from the typical input rise and fall times.
2.Vin from 0.8 V to 2.0 V; see individual Data Sheets for devices that differ from the typical input rise and fall times.
DC CHARACTERISTICS
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74AC |
74AC |
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Symbol |
Parameter |
VCC |
TA = +25°C |
TA = |
Unit |
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Conditions |
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(V) |
±40°C to +85°C |
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Typ |
Guaranteed Limits |
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VIH |
Minimum High Level |
3.0 |
1.5 |
2.1 |
2.1 |
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VOUT = 0.1 V |
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Input Voltage |
4.5 |
2.25 |
3.15 |
3.15 |
V |
or VCC ± 0.1 V |
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5.5 |
2.75 |
3.85 |
3.85 |
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VIL |
Maximum Low Level |
3.0 |
1.5 |
0.9 |
0.9 |
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VOUT = 0.1 V |
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Input Voltage |
4.5 |
2.25 |
1.35 |
1.35 |
V |
or VCC ± 0.1 V |
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5.5 |
2.75 |
1.65 |
1.65 |
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VOH |
Minimum Low Level |
3.0 |
2.99 |
2.9 |
2.9 |
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IOUT = ± 50 mA |
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Output Voltage |
4.5 |
4.49 |
4.4 |
4.4 |
V |
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5.5 |
5.49 |
5.4 |
5.4 |
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*VIN = VIL or VIH |
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3.0 |
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2.56 |
2.46 |
V |
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± 12 mA |
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4.5 |
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3.86 |
3.76 |
IOH |
± 24 mA |
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5.5 |
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4.86 |
4.76 |
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± 24 mA |
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VOL |
Maximum Low Level |
3.0 |
0.002 |
0.1 |
0.1 |
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IOUT = 50 mA |
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Output Voltage |
4.5 |
0.001 |
0.1 |
0.1 |
V |
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5.5 |
0.001 |
0.1 |
0.1 |
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*VIN = VIL or VIH |
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3.0 |
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0.36 |
0.44 |
V |
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12 mA |
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4.5 |
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0.36 |
0.44 |
IOL |
24 mA |
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5.5 |
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0.36 |
0.44 |
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24 mA |
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IIN |
Maximum Input |
5.5 |
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μ |
VI = VCC, GND |
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Leakage Current |
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0.1 |
1.0 |
A |
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IOLD |
²Minimum Dynamic |
5.5 |
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75 |
mA |
VOLD = 1.65 V Max |
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Output Current |
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IOHD |
5.5 |
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±75 |
mA |
VOHD = 3.85 V Min |
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ICC |
Maximum Quiescent |
5.5 |
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4.0 |
40 |
μ |
VIN = VCC or GND |
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Supply Current |
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A |
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* All outputs loaded; thresholds on input associated with output under test. ² Maximum test duration 2.0 ms, one output loaded at a time.
Note: IIN and ICC @ 3.0 V are guaranteed to be less than or equal to the respective limit @ 5.5 V.
FACT DATA
5-2
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