SN54LS640 THRU SN54LS642, SN54LS644, SN54LS645
SN74LS640 THRU SN74LS642, SN74LS644, SN74LS645
OCTAL BUS TRANSCEIVRS
SDLS189 – APRIL 1979 – 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
SN54LS640 THRU SN54LS642, SN54LS644, SN54LS645
SN74LS640 THRU SN74LS642, SN74LS644, SN74LS645
OCTAL BUS TRANSCEIVRS
SDLS189 – APRIL 1979 – REVISED MARCH 1988
2
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
SN54LS640 THRU SN54LS642, SN54LS644, SN54LS645
SN74LS640 THRU SN74LS642, SN74LS644, SN74LS645
OCTAL BUS TRANSCEIVRS
SDLS189 – APRIL 1979 – REVISED MARCH 1988
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
3
SN54LS640, SN54LS645
SN74LS640, SN74LS645
OCTAL BUS TRANSCEIVRS WITH 3-STATE OUTPUTS
SDLS189 – APRIL 1979 – REVISED MARCH 1988
4
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
SN54LS640, SN54LS645
SN74LS640, SN74LS645
OCTAL BUS TRANSCEIVRS WITH 3-STATE OUTPUTS
SDLS189 – APRIL 1979 – REVISED MARCH 1988
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
5
SN54LS640, SN54LS645
SN74LS640, SN74LS645
OCTAL BUS TRANSCEIVRS WITH 3-STATE OUTPUTS
SDLS189 – APRIL 1979 – REVISED MARCH 1988
6
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
SN54LS641, SN54LS642, SN54LS644
SN74LS641, SN74LS642, SN74LS644
OCTAL BUS TRANSCEIVRS WITH OPEN-COLLECTOR OUTPUTS
SDLS189 – APRIL 1979 – REVISED MARCH 1988
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
7
SN54LS641, SN54LS642, SN54LS644
SN74LS641, SN74LS642, SN74LS644
OCTAL BUS TRANSCEIVRS WITH OPEN-COLLECTOR OUTPUTS
SDLS189 – APRIL 1979 – REVISED MARCH 1988
8
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
PACKAGE OPTION ADDENDUM
www.ti.com
14-Oct-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)
84161012A
ACTIVE
LCCC
FK
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
84161012A
SNJ54LS
640FK
8416101RA
ACTIVE
CDIP
J
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
8416101RA
SNJ54LS640J
Samples
SN54LS640J
ACTIVE
CDIP
J
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
SN54LS640J
Samples
SN54LS645J
ACTIVE
CDIP
J
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
SN54LS645J
Samples
SN74LS640-1DW
ACTIVE
SOIC
DW
20
25
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
LS640-1
Samples
SN74LS640-1N
ACTIVE
PDIP
N
20
20
RoHS &
Non-Green
NIPDAU
N / A for Pkg Type
0 to 70
SN74LS640-1N
Samples
SN74LS640-1NSR
ACTIVE
SO
NS
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
74LS640-1
Samples
SN74LS640DW
ACTIVE
SOIC
DW
20
25
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
LS640
Samples
SN74LS640DWR
ACTIVE
SOIC
DW
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
LS640
Samples
SN74LS640N
ACTIVE
PDIP
N
20
20
RoHS &
Non-Green
NIPDAU
N / A for Pkg Type
0 to 70
SN74LS640N
Samples
SN74LS640NSR
ACTIVE
SO
NS
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
74LS640
Samples
SN74LS641-1DW
ACTIVE
SOIC
DW
20
25
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
LS641-1
Samples
SN74LS641-1DWR
ACTIVE
SOIC
DW
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
LS641-1
Samples
SN74LS641-1N
ACTIVE
PDIP
N
20
20
RoHS &
Non-Green
NIPDAU
N / A for Pkg Type
0 to 70
SN74LS641-1N
Samples
SN74LS641DW
ACTIVE
SOIC
DW
20
25
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
LS641
Samples
SN74LS641N
ACTIVE
PDIP
N
20
20
RoHS &
Non-Green
NIPDAU
N / A for Pkg Type
0 to 70
SN74LS641N
Samples
SN74LS641NSR
ACTIVE
SO
NS
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
74LS641
Samples
SN74LS642-1DW
ACTIVE
SOIC
DW
20
25
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
LS642-1
Samples
Addendum-Page 1
Samples
PACKAGE OPTION ADDENDUM
www.ti.com
14-Oct-2022
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)
SN74LS642-1N
ACTIVE
PDIP
N
20
20
RoHS &
Non-Green
NIPDAU
N / A for Pkg Type
0 to 70
SN74LS642-1N
Samples
SN74LS642DW
ACTIVE
SOIC
DW
20
25
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
LS642
Samples
SN74LS642N
ACTIVE
PDIP
N
20
20
RoHS &
Non-Green
NIPDAU
N / A for Pkg Type
0 to 70
SN74LS642N
Samples
SN74LS642NSR
ACTIVE
SO
NS
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
74LS642
Samples
SN74LS645-1DW
ACTIVE
SOIC
DW
20
25
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
LS645-1
Samples
SN74LS645-1DWR
ACTIVE
SOIC
DW
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
LS645-1
Samples
SN74LS645-1N
ACTIVE
PDIP
N
20
20
RoHS &
Non-Green
NIPDAU
N / A for Pkg Type
0 to 70
SN74LS645-1N
Samples
SN74LS645-1NSR
ACTIVE
SO
NS
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
74LS645-1
Samples
SN74LS645DW
ACTIVE
SOIC
DW
20
25
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
LS645
Samples
SN74LS645N
ACTIVE
PDIP
N
20
20
RoHS &
Non-Green
NIPDAU
N / A for Pkg Type
0 to 70
SN74LS645N
Samples
SN74LS645NSR
ACTIVE
SO
NS
20
2000
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
0 to 70
74LS645
Samples
SNJ54LS640FK
ACTIVE
LCCC
FK
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
84161012A
SNJ54LS
640FK
SNJ54LS640J
ACTIVE
CDIP
J
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
8416101RA
SNJ54LS640J
Samples
SNJ54LS645J
ACTIVE
CDIP
J
20
1
Non-RoHS
& Green
SNPB
N / A for Pkg Type
-55 to 125
SNJ54LS645J
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.
OBSOLETE: TI has discontinued the production of the device.
Addendum-Page 2
Samples
PACKAGE OPTION ADDENDUM
www.ti.com
14-Oct-2022
(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
很抱歉,暂时无法提供与“SN74LS641-1DWR”相匹配的价格&库存,您可以联系我们找货
免费人工找货