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74HC138A の電気的特性と機能

74HC138AのメーカーはMotorola Semiconductorsです、この部品の機能は「1-OF-8 DECODER / DEMULTIPLEXER」です。


製品の詳細 ( Datasheet PDF )

部品番号 74HC138A
部品説明 1-OF-8 DECODER / DEMULTIPLEXER
メーカ Motorola Semiconductors
ロゴ Motorola Semiconductors ロゴ 




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74HC138A Datasheet, 74HC138A PDF,ピン配置, 機能
MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
1-of-8 Decoder/Demultiplexer
High–Performance Silicon–Gate CMOS
The MC54/74HC138A is identical in pinout to the LS138. The device
inputs are compatible with standard CMOS outputs; with pullup resistors,
they are compatible with LSTTL outputs.
The HC138A decodes a three–bit Address to one–of–eight active–low
outputs. This device features three Chip Select inputs, two active–low and
one active–high to facilitate the demultiplexing, cascading, and chip–select-
ing functions. The demultiplexing function is accomplished by using the
Address inputs to select the desired device output; one of the Chip Selects is
used as a data input while the other Chip Selects are held in their active
www.DataShesetta4Ute.sc.om
Output Drive Capability: 10 LSTTL Loads
Outputs Directly Interface to CMOS, NMOS and TTL
Operating Voltage Range: 2.0 to 6.0 V
Low Input Current: 1.0 µA
High Noise Immunity Characteristic of CMOS Devices
In Compliance with the Requirements Defined by JEDEC Standard
No. 7A
Chip Complexity: 100 FETs or 29 Equivalent Gates
LOGIC DIAGRAM
ADDRESS
INPUTS
A0 1
A1 2
A2 3
15 Y0
14 Y1
13 Y2
12 Y3
11 Y4
10
Y5
9 Y6
7
Y7
ACTIVE–LOW
OUTPUTS
CS1 6
CHIP–
4
SELECT CS2
INPUTS CS3 5
PIN 16 = VCC
PIN 8 = GND
FUNCTION TABLE
Inputs
Outputs
CS1CS2 CS3 A2 A1 A0 Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7
X X H XXX HHH HHHH H
X H X XXX HHH HHHH H
L X X XXX HHH HHHH H
H L L LLL LHHHHHHH
H L L LLHH L HHHHHH
H L L LHL HH L HHHHH
H L L LHH H H H L H H H H
H L L HLL HHHH L HHH
H L L HLHHHHHH L HH
H L L HHL H H H H H H L H
H L L HHH H H H H H H H L
H = high level (steady state); L = low level (steady state);
X = don’t care
10/95
© Motorola, Inc. 1995
1
MC54/74HC138A
16
1
J SUFFIX
CERAMIC PACKAGE
CASE 620–10
16
1
N SUFFIX
PLASTIC PACKAGE
CASE 648–08
16
1
D SUFFIX
SOIC PACKAGE
CASE 751B–05
16
1
DT SUFFIX
TSSOP PACKAGE
CASE 948F–01
ORDERING INFORMATION
MC54HCXXXAJ
MC74HCXXXAN
MC74HCXXXAD
MC74HCXXXADT
Ceramic
Plastic
SOIC
TSSOP
PIN ASSIGNMENT
A0 1
A1 2
A2 3
CS2 4
CS3 5
CS1 6
Y7 7
GND 8
16 VCC
15 Y0
14 Y1
13 Y2
12 Y3
11 Y4
10 Y5
9 Y6
REV 6

1 Page





74HC138A pdf, ピン配列
MC54/74HC138A
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎDC ELECTRICAL CHARACTERISTICS (Voltages Referenced to GND)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎGuaranteed Limit
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎSymbol
Parameter
Test Conditions
VCC
V
–55_ C to
25_ C
v 85_C v 125_C
Unit
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎVOL
Maximum Low–Level Output
Voltage
vVin = VIH or VIL
|Iout| 20 µA
vVin = VIH or VIL |Iout|
v|Iout|
v|Iout|
2.4 mA
4.0 mA
5.2 mA
2.0
4.5
6.0
3.0
4.5
6.0
0.1
0.1
0.1
0.26
0.26
0.26
0.1 0.1
0.1 0.1
0.1 0.1
0.33 0.40
0.33 0.40
0.33 0.40
V
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎIin Maximum Input Leakage Current Vin = VCC or GND
6.0 ± 0.1 ± 1.0 ± 1.0 µA
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎICC MaximumQuiescent Supply
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎCurrent (per Package)
Vin = VCC or GND
Iout = 0 µA
6.0 4
40 160 µA
www.DataSheNetO4UTE.c:oImnformation on typical parametric values can be found in Chapter 2 of the Motorola High–Speed CMOS Data Book (DL129/D).
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎAC ELECTRICAL CHARACTERISTICS (CL=50pF,Inputtr=tf=6.0ns)
Guaranteed Limit
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎSymbol
Parameter
VCC
V
–55_ C to
25_ C
v 85_C v 125_C
Unit
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎtPLH,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎtPHL
Maximum Propagation Delay, Input A to Output Y
(Figures 1 and 4)
2.0 135 170 205 ns
3.0 90
125 165
4.5 27 34 41
6.0 23 29 35
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎtPLH,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎtPHL
Maximum Propagation Delay, CS1 to Output Y
(Figures 2 and 4)
2.0 110 140 165 ns
3.0 85
100 125
4.5 22 28 33
6.0 19 24 28
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎtPLH,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎtPHL
Maximum Propagation Delay, CS2 or CS3 to Output Y
(Figures 3 and 4)
2.0 120 150 180 ns
3.0 90
120 150
4.5 24 30 36
6.0 20 26 31
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎtTLH,
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎtTHL
Maximum Output Transition Time, Any Output
(Figures 2 and 4)
2.0 75
3.0 30
4.5 15
6.0 13
95 110 ns
40 55
19 22
16 19
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎCin Maximum Input Capacitance
— 10 10 10 pF
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎNOTE:For propagation delays with loads other than 50 pF, and information on typical parametric values, see Chapter 2 of the Motorola High–
Speed CMOS Data Book (DL129/D).
Typical @ 25°C, VCC = 5.0 V
CPD
Power Dissipation Capacitance (Per Package)*
55 pF
* Used to determine the no–load dynamic power consumption: PD = CPD VCC2f + ICC VCC. For load considerations, see Chapter 2 of the
Motorola High–Speed CMOS Data Book (DL129/D).
High–Speed CMOS Logic Data
DL129 — Rev 6
3
MOTOROLA


3Pages


74HC138A 電子部品, 半導体
MC54/74HC138A
–A
16
1
OUTLINE DIMENSIONS
J SUFFIX
CERAMIC PACKAGE
CASE 620–10
9 ISSUE V
–B
8
CL
–T
SEATING
PLANE
www.DataSheet4U.com
F
NK
E
G
D 16 PL
0.25 (0.010) M T A S
M
J 16 PL
0.25 (0.010) M T B S
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. DIMENSION L TO CENTER OF LEAD WHEN
FORMED PARALLEL.
4. DIM F MAY NARROW TO 0.76 (0.030) WHERE
THE LEAD ENTERS THE CERAMIC BODY.
INCHES
MILLIMETERS
DIM MIN MAX MIN MAX
A 0.750 0.785 19.05 19.93
B 0.240 0.295 6.10 7.49
C — 0.200 — 5.08
D 0.015 0.020 0.39 0.50
E 0.050 BSC 1.27 BSC
F 0.055 0.065 1.40 1.65
G 0.100 BSC
2.54 BSC
J 0.008 0.015 0.21 0.38
K 0.125 0.170 3.18 4.31
L 0.300 BSC 7.62 BSC
M 0° 15° 0° 15°
N 0.020 0.040 0.51 1.01
–A
16
1
H
G
9
B
8
N SUFFIX
PLASTIC PACKAGE
CASE 648–08
ISSUE R
FC
S
–T
SEATING
PLANE
K
J
D 16 PL
0.25 (0.010) M T A M
L
M
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. DIMENSION L TO CENTER OF LEADS WHEN
FORMED PARALLEL.
4. DIMENSION B DOES NOT INCLUDE MOLD FLASH.
5. ROUNDED CORNERS OPTIONAL.
INCHES
MILLIMETERS
DIM MIN MAX MIN MAX
A 0.740 0.770 18.80 19.55
B 0.250 0.270 6.35 6.85
C 0.145 0.175 3.69 4.44
D 0.015 0.021 0.39 0.53
F 0.040 0.070 1.02 1.77
G
0.100 BSC
2.54 BSC
H
0.050 BSC
1.27 BSC
J 0.008 0.015 0.21 0.38
K 0.110 0.130 2.80 3.30
L 0.295 0.305 7.50 7.74
M
0° 10°
0° 10°
S 0.020 0.040 0.51 1.01
–A
16
1
D SUFFIX
PLASTIC SOIC PACKAGE
CASE 751B–05
ISSUE J
9
–B
8
P 8 PL
0.25 (0.010) M
BM
–T
SEATING
PLANE
G
K
C
D 16 PL
0.25 (0.010) M T B S A S
M
R X 45°
F
J
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS A AND B DO NOT INCLUDE
MOLD PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.15 (0.006)
PER SIDE.
5. DIMENSION D DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.127 (0.005) TOTAL
IN EXCESS OF THE D DIMENSION AT
MAXIMUM MATERIAL CONDITION.
MILLIMETERS
INCHES
DIM MIN MAX MIN MAX
A 9.80 10.00 0.386 0.393
B 3.80 4.00 0.150 0.157
C 1.35 1.75 0.054 0.068
D 0.35 0.49 0.014 0.019
F 0.40 1.25 0.016 0.049
G
1.27 BSC
0.050 BSC
J 0.19 0.25 0.008 0.009
K 0.10 0.25 0.004 0.009
M 0° 7° 0° 7°
P 5.80 6.20 0.229 0.244
R 0.25 0.50 0.010 0.019
MOTOROLA
6 High–Speed CMOS Logic Data
DL129 — Rev 6

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共有リンク

Link :


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