Texas Instruments SN74LS21D
$ 0.603
Obsolete
Inventory History
3 month trend: +0.00%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
CAD Models
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Alternate Parts
This Part
Alternate Parts
Price @ 1000
$ 0.603
$ 0.239
$ 0.239
Stock
221,421
386,256
386,256
Authorized Distributors
4
5
5
Case/Package
SOIC
SOIC
SOIC
Number of Pins
14
14
14
Logic Function
AND
AND
AND
Number of Circuits
2
2
2
Number of Inputs
4
4
4
Propagation Delay
20 ns
20 ns
20 ns
Low Level Output Current
8 mA
8 mA
8 mA
High Level Output Current
-400 µA
-400 µA
-400 µA
Min Supply Voltage
4.75 V
4.75 V
4.75 V
Max Supply Voltage
5.25 V
5.25 V
5.25 V
Quiescent Current
2.2 mA
-
-
Supply Chain
Lifecycle StatusObsolete (Last Updated: 1 week ago)
Manufacturer Lifecycle StatusOBSOLETE (Last Updated: 1 week ago)
Engineering Resources
View Evaluation kits and Reference designs for Texas Instruments SN74LS21D.
Evaluation Kit
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2-ch, 4-input, 4.5-V to 5.5-V ultra-high-speed (4 ns) bipolar AND gate 14-SOIC 0 to 70
Descriptions
Descriptions of Texas Instruments SN74LS21D provided by its distributors.
20ns@ 5V,15pF 1 4 2 2 4.75V 5.25V 8mA AND Gate LS 400¦ÌA SOIC-14 8.65mm*3.91mm*1.58mm
2-ch, 4-input, 4.75-V to 5.25-V 16-mA drive strength bipolar AND gate 14-SOIC 0 to 70
AND 74LS21 EAR99 74LS logic gate circuit 20ns @ 5V 15pF 1.75mm 400muA 8mA 2V
LOGIC, DUAL 4-IN AND GATE, 14SOIC; Logic Type:AND; Output Current:8mA; No. of Inputs:4; Supply Voltage Range:4.75V to 5.25V; Logic Case Style:SOIC; No. of Pins:14; Operating Temperature Range:0°C to +70°C; SVHC:No SVHC (20-Jun-2011); Logic Function Number:7421; Logic IC Base Number:7421; Logic IC Family:LS; Logic IC Function:Dual 4-Input Positive AND Gate; Output Current Max:8mA; Package / Case:SOIC; Supply Voltage Max:5.25V; Supply Voltage Min:4.75V; Termination Type:SMD
Manufacturer Aliases
Texas Instruments has several brands around the world that distributors may use as alternate names. Texas Instruments may also be known as the following names:
- TI
- TEXAS
- TEXAS INST
- TEXAS INSTR
- TEXAS INSTRUMENT
- TEXAS INSTRUMENTS INC
- TEXAS INS
- TEXAS INSTRU
- TEXAS INSTRUMEN
- TI/NS
- TEX
- Texas Instruments (TI)
- TEXASIN
- TEXAS INSTRUMENTS INCORPORATED
- TEXINS
- TEXAS INTRUMENTS
- TEAXS
- TEXASI
- TEXAS INSTRUM
- TI Texas Instruments
- TEXAS USD
- TEXAS INSRUMENTS
- TEXAS INSRUMENT
- TEXAS INSTUMENTS
- TI-ROHS
- Texas Instr.
- Texas Instruments Inc.
Inventory History
3 month trend: +0.00%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackageSOIC
Contact PlatingGold
MountSurface Mount
Number of Pins14
Weight129.387224 mg
Technical
High Level Output Current-400 µA
Logic FunctionAND
Low Level Output Current8 mA
Max Operating Temperature70 °C
Max Supply Voltage5.25 V
Min Operating Temperature0 °C
Min Supply Voltage4.75 V
Number of Bits2
Number of Channels2
Number of Circuits2
Number of Elements2
Number of Gates2
Number of Input Lines4
Number of Inputs4
Number of Output Lines1
Number of Outputs1
Operating Supply Voltage5 V
Output Current8 mA
Propagation Delay20 ns
Quiescent Current2.2 mA
Turn-On Delay Time20 ns
Dimensions
Height0 m
Length8.65 mm
Thickness1.58 mm
Width3.91 mm
Compliance
Environmental Classification
Lead FreeLead Free
Radiation HardeningNo
REACH SVHCNo
RoHSCompliant
Compliance Statements