Texas Instruments SN74HCS21DR Microcontrollers
Dual 4-input AND gates with Schmitt-trigger inputs 14-SOIC -40 to 125
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
SN74HCS21DR
Series
Base Model
Detailed Description
Dual 4-input AND gates with Schmitt-trigger inputs 14-SOIC -40 to 125
Package
14-SOIC (0.154", 3.90mm Width)
Lifecycle Status
Active
Datasheet
SN74HCS21DR Datasheet
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Technical Specifications
Texas Instruments SN74HCS21DR Microcontrollers technical specifications.
General
Package / Case
14-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Supply Voltage
2V ~ 6V
Lifecycle Status
Active
Features
Schmitt Trigger Input
Number of Circuits
2
Number of Inputs
4
Current Quiescent Max
2 µA
Logic Type
AND Gate
Alternate Parts Comparison (SN74HCS21DR vs SN74HCS596PWR vs SN74HCS595BQBR vs SN74HCS165QBQBRQ1)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 14-SOIC | 16-TSSOP | 16-WFQFN Exposed Pad | 16-WFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) |
| Supply Voltage | 2V ~ 6V | 2 V ~ 6 V | 2V ~ 6V | 2V ~ 6V |
| Lifecycle Status | Active | Active | Active | Active |
| Logic Type | AND Gate | Shift Register | Shift Register | Shift Register |
| Function | -- | Serial to Parallel | Serial to Parallel | Parallel or Serial to Serial |
| Number of Bits Per Element | -- | 8 | 8 | 8 |
| Number of Elements | -- | 1 | 1 | 1 |
| Output Type | -- | Open Drain | Tri-State | Push-Pull |
| Action |
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