Freelance Electronics Components Distributor
Closed Dec 25th-26th
800-300-1968

We Stock Hard to Find Parts
My Account | My Orders | My Cart
Questions? (800) 300-1968

SN74HC138N

Part # SN74HC138N
Description 3 TO 8 LINE DECODER/DEMUX
Category IC
Availability In Stock
Qty 48
Qty Price
1 - 10 $1.14438
11 - 20 $0.91550
21 - 30 $0.75529
31 - 40 $0.70189
41 + $0.62559
Manufacturer Available Qty
NXP SEMICONDUCTORS
Date Code: 0906
  • Shipping Freelance Stock: 19
    Ships Immediately
Texas Instruments
  • Shipping Freelance Stock: 9
    Ships Immediately
Texas Instruments
  • Shipping Freelance Stock: 20
    Ships Immediately

Related Items

SN74H108N
Texas Instruments
IC
SN74H108N
$5.28738
SN74H183J
Texas Instruments
IC
SN74H183J
$6.22433
SN74H30J
Texas Instruments
IC
SN74H30J
$0.85642
SN74H30N
Texas Instruments
IC
SN74H30N
$1.69513
SN74H40N
Texas Instruments
IC
SN74H40N
$3.79304
SN74H53J
Texas Instruments
IC
SN74H53J
$13.66131


Technical Document


DISCLAIMER: The information provided herein is solely for informational purposes. Customers must be aware of the suitability of this product for their application, and consider that variable factors such as Manufacturer, Product Category, Date Codes, Pictures and Descriptions may differ from available inventory.

 
   
SCLS107E − DECEMBER 1982 − REVISED SEPTEMBER 2003
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
recommended operating conditions (see Note 3)
SN54HC138 SN74HC138
UNIT
MIN NOM MAX MIN NOM MAX
UNIT
V
CC
Supply voltage 2 5 6 2 5 6 V
V
CC
= 2 V 1.5 1.5
V
IH
High-level input voltage
V
CC
= 4.5 V
3.15 3.15
V
V
IH
High-level input voltage
V
CC
= 6 V 4.2 4.2
V
V
CC
= 2 V 0.5 0.5
V
IL
Low-level input voltage
V
CC
= 4.5 V
1.35 1.35
V
V
IL
Low-level input voltage
V
CC
= 6 V 1.8 1.8
V
V
I
Input voltage 0 V
CC
0 V
CC
V
V
O
Output voltage 0 V
CC
0 V
CC
V
V
CC
= 2 V 1000 1000
∆t/∆v Input transition rise/fall time
V
CC
= 4.5 V
500 500
ns
∆t/∆v
Input transition rise/fall time
V
CC
= 6 V 400 400
ns
T
A
Operating free-air temperature −55 125 −40 85 °C
NOTE 3: All unused inputs of the device must be held at V
CC
or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
V
CC
T
A
= 25°C SN54HC138 SN74HC138
UNIT
PARAMETER
V
CC
MIN TYP MAX MIN MAX MIN MAX
UNIT
2 V 1.9 1.998 1.9 1.9
I
OH
= −20 µA
4.5 V 4.4 4.499 4.4 4.4
V
OH
V
I
= V
IH
or V
IL
I
OH
= −20 µA
6 V 5.9 5.999 5.9 5.9
V
V
OH
V
I
= V
IH
or V
IL
I
OH
= −4 mA 4.5 V 3.98 4.3 3.7 3.84
V
I
OH
= −5.2 mA 6 V 5.48 5.8 5.2 5.34
2 V 0.002 0.1 0.1 0.1
I
OL
= 20 µA
4.5 V 0.001 0.1 0.1 0.1
V
OL
V
I
= V
IH
or V
IL
I
OL
= 20 µA
6 V 0.001 0.1 0.1 0.1
V
V
OL
V
I
= V
IH
or V
IL
I
OL
= 4 mA 4.5 V 0.17 0.26 0.4 0.33
V
I
OL
= 5.2 mA 6 V 0.15 0.26 0.4 0.33
I
I
V
I
= V
CC
or 0 6 V ±0.1 ±100 ±1000 ±1000 nA
I
CC
V
I
= V
CC
or 0, I
O
= 0 6 V 8 160 80 µA
C
i
2 V to 6 V 3 10 10 10 pF
 
   
SCLS107E − DECEMBER 1982 − REVISED SEPTEMBER 2003
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range, C
L
= 50 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
V
CC
T
A
= 25°C SN54HC138 SN74HC138
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
MIN TYP MAX MIN MAX MIN MAX
UNIT
2 V 67 180 270 225
A, B, or C Any Y
4.5 V 18 36 54 45
t
pd
A, B, or C
Any Y
6 V 15 31 46 38
ns
t
pd
2 V 66 155 235 195
ns
Enable Any Y
4.5 V 18 31 47 39
Enable
Any Y
6 V 15 26 40 33
2 V 38 75 110 95
t
t
Any
4.5 V 8 15 22 19
ns
t
t
Any
6 V 6 13 19 16
ns
operating characteristics, T
A
= 25°C
PARAMETER TEST CONDITIONS TYP UNIT
C
pd
Power dissipation capacitance No load 85 pF
PARAMETER MEASUREMENT INFORMATION
VOLTAGE WAVEFORM
INPUT RISE AND FALL TIMES
50%50%
10%10%
90% 90%
V
CC
0 V
t
r
t
f
Input
VOLTAGE WAVEFORMS
PROPAGATION DELAY AND OUTPUT TRANSITION TIMES
50%
50%50%
10%10%
90% 90%
V
CC
V
OH
V
OL
0 V
t
r
t
f
Input
In-Phase
Output
50%
t
PLH
t
PHL
50% 50%
10% 10%
90%90%
V
OH
V
OL
t
r
t
f
t
PHL
t
PLH
Out-of-Phase
Output
Test
Point
From Output
Under Test
C
L
= 50 pF
(see Note A)
LOAD CIRCUIT
NOTES: A. C
L
includes probe and test-fixture capacitance.
B. Phase relationships between waveforms were chosen arbitrarily. All input pulses are supplied by generators having the following
characteristics: PRR ≤ 1 MHz, Z
O
= 50 Ω, t
r
= 6 ns, t
f
= 6 ns.
C. The outputs are measured one at a time with one input transition per measurement.
D. t
PLH
and t
PHL
are the same as t
pd
.
Figure 1. Load Circuit and Voltage Waveforms
PACKAGING INFORMATION
Orderable Device Status
(1)
Package
Type
Package
Drawing
Pins Package
Qty
Eco Plan
(2)
Lead/Ball Finish MSL Peak Temp
(3)
5962-8406201VEA ACTIVE CDIP J 16 1 TBD Call TI Level-NC-NC-NC
5962-8406201VFA ACTIVE CFP W 16 1 TBD Call TI Level-NC-NC-NC
84062012A ACTIVE LCCC FK 20 1 TBD Call TI Level-NC-NC-NC
8406201EA ACTIVE CDIP J 16 1 TBD Call TI Level-NC-NC-NC
8406201FA ACTIVE CFP W 16 1 TBD Call TI Level-NC-NC-NC
JM38510/65802B2A ACTIVE LCCC FK 20 1 TBD Call TI Level-NC-NC-NC
JM38510/65802BEA ACTIVE CDIP J 16 1 TBD Call TI Level-NC-NC-NC
JM38510/65802BFA ACTIVE CFP W 16 1 TBD Call TI Level-NC-NC-NC
SN54HC138J ACTIVE CDIP J 16 1 TBD Call TI Level-NC-NC-NC
SN74HC138D ACTIVE SOIC D 16 40 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138DBR ACTIVE SSOP DB 16 2000 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138DBRE4 ACTIVE SSOP DB 16 2000 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138DE4 ACTIVE SOIC D 16 40 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138DR ACTIVE SOIC D 16 2500 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138DRE4 ACTIVE SOIC D 16 2500 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138DT ACTIVE SOIC D 16 250 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138DTE4 ACTIVE SOIC D 16 250 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138N ACTIVE PDIP N 16 25 Pb-Free
(RoHS)
CU NIPDAU Level-NC-NC-NC
SN74HC138N3 OBSOLETE PDIP N 16 TBD Call TI Call TI
SN74HC138NE4 ACTIVE PDIP N 16 25 Pb-Free
(RoHS)
CU NIPDAU Level-NC-NC-NC
SN74HC138NSR ACTIVE SO NS 16 2000 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138NSRG4 ACTIVE SO NS 16 2000 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138PW ACTIVE TSSOP PW 16 90 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138PWG4 ACTIVE TSSOP PW 16 90 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138PWLE OBSOLETE TSSOP PW 16 TBD Call TI Call TI
SN74HC138PWR ACTIVE TSSOP PW 16 2000 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138PWRG4 ACTIVE TSSOP PW 16 2000 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138PWT ACTIVE TSSOP PW 16 250 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
SN74HC138PWTG4 ACTIVE TSSOP PW 16 250 Green (RoHS &
no Sb/Br)
CU NIPDAU Level-1-260C-UNLIM
PACKAGE OPTION ADDENDUM
www.ti.com
26-Sep-2005
Addendum-Page 1
PREVIOUS123456NEXT
Address
Freelance Electronics
13197 Sandoval Street
Santa Fe Springs, CA 90670
 
Hours of Operation  (Holiday Hours)
Monday-Friday 7:30am-4:30pm PST
(Deadline for next day shipment 2:00pm PST)
Seal
Government Cage code#-1V4R6
Duns Number# 788130532
Certified Small Disadvantaged Business
Customer Service
Company
Information
Connect with Us
Twitter Facebook Instagra,
This site is protected by Trustwave's Trusted Commerce program