SN54LS21, SN74LS21
DUAL 4-INPUT POSITIVE-AND GATES
SDLS139 – APRIL 1985 – REVISED MARCH 1988
Copyright © 1988, Texas Instruments Incorporated
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
1
SN54LS21, SN74LS21
DUAL 4-INPUT POSITIVE-AND GATES
SDLS139 – APRIL 1985 – REVISED MARCH 1988
2
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
SN54LS21, SN74LS21
DUAL 4-INPUT POSITIVE-AND GATES
SDLS139 – APRIL 1985 – REVISED MARCH 1988
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
3
PACKAGE OPTION ADDENDUM
www.ti.com
3-Nov-2022
PACKAGING INFORMATION
Orderable Device
Status
(1)
Package Type Package Pins Package
Drawing
Qty
Eco Plan
(2)
Lead finish/
Ball material
MSL Peak Temp
Op Temp (°C)
Device Marking
(3)
Samples
(4/5)
(6)
JM38510/31003B2A
ACTIVE
LCCC
FK
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
JM38510/
31003B2A
Samples
JM38510/31003BCA
ACTIVE
CDIP
J
14
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
JM38510/
31003BCA
Samples
JM38510/31003BDA
ACTIVE
CFP
W
14
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
JM38510/
31003BDA
Samples
M38510/31003B2A
ACTIVE
LCCC
FK
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
JM38510/
31003B2A
Samples
M38510/31003BCA
ACTIVE
CDIP
J
14
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
JM38510/
31003BCA
Samples
M38510/31003BDA
ACTIVE
CFP
W
14
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
JM38510/
31003BDA
Samples
SN54LS21J
ACTIVE
CDIP
J
14
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
SN54LS21J
Samples
SN74LS21D
ACTIVE
SOIC
D
14
50
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
LS21
Samples
SN74LS21DR
ACTIVE
SOIC
D
14
2500
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
LS21
Samples
SN74LS21N
ACTIVE
PDIP
N
14
25
RoHS & Green
NIPDAU
N / A for Pkg Type
0 to 70
SN74LS21N
Samples
SN74LS21NE4
ACTIVE
PDIP
N
14
25
RoHS & Green
NIPDAU
N / A for Pkg Type
0 to 70
SN74LS21N
Samples
SN74LS21NSR
ACTIVE
SO
NS
14
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
74LS21
Samples
SNJ54LS21FK
ACTIVE
LCCC
FK
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
SNJ54LS
21FK
Samples
SNJ54LS21J
ACTIVE
CDIP
J
14
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
SNJ54LS21J
Samples
SNJ54LS21W
ACTIVE
CFP
W
14
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
SNJ54LS21W
Samples
(1)
The marketing status values are defined as follows:
ACTIVE: Product device recommended for new designs.
LIFEBUY: TI has announced that the device will be discontinued, and a lifetime-buy period is in effect.
NRND: Not recommended for new designs. Device is in production to support existing customers, but TI does not recommend using this part in a new design.
PREVIEW: Device has been announced but is not in production. Samples may or may not be available.
Addendum-Page 1
PACKAGE OPTION ADDENDUM
www.ti.com
3-Nov-2022
OBSOLETE: TI has discontinued the production of the device.
(2)
RoHS: TI defines "RoHS" to mean semiconductor products that are compliant with the current EU RoHS requirements for all 10 RoHS substances, including the requirement that RoHS substance
do not exceed 0.1% by weight in homogeneous materials. Where designed to be soldered at high temperatures, "RoHS" products are suitable for use in specified lead-free processes. TI may
reference these types of products as "Pb-Free".
RoHS Exempt: TI defines "RoHS Exempt" to mean products that contain lead but are compliant with EU RoHS pursuant to a specific EU RoHS exemption.
Green: TI defines "Green" to mean the content of Chlorine (Cl) and Bromine (Br) based flame retardants meet JS709B low halogen requirements of
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