SN74HC21PWRAlternatives & Equivalent Parts
About SN74HC21PWR
SN74HC21PWR is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | SN74HC21PWRSource | INA198AIDBVR | 74LVC2G08DP | MCP6241-E/P | SN74AHC1G08DBVR | FH40-40S-0.5SV | SN74HC21PW |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Nexperia | Microchip | Texas Instruments | Hirose | Texas Instruments |
| Package Type | Small Outline Packages | SOT23 (5-Pin) | Small Outline Packages | Dual-In-Line Packages | SOT23 (5-Pin) | Other | Small Outline Packages |
| Pin Count | 14 | 5 | 8 | 8 | 5 | 40 | 14 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | — | -40.0°C ~ 85.0°C |
| Price | $0.0338 | $1.9440 | $0.5821 | $0.3008 | $0.0281 | $1.4400 | $0.1836 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | OBSOLETE |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | Yes | — | Yes | Yes | Yes | — |
| YTEOL | 15 | 15 | 6 | 8 | 15 | 6.86 | 0 |
| Family | HC/UH | — | LVC/LCX/Z | — | AHC/VHC/H/U/V | — | HC/UH |
| JESD-30 Code | R-PDSO-G14 | R-PDSO-G5 | S-PDSO-G8 | R-PDIP-T8 | R-PDSO-G5 | — | R-PDSO-G14 |
| JESD-609 Code | e4 | e4 | e4 | e3 | e3 | e3 | e4 |
| Load Capacitance (CL) | 50 pF | — | — | — | 50 pF | — | 50 pF |
| Logic IC Type | AND GATE | — | AND GATE | — | AND GATE | — | AND GATE |
| Max I(ol) | 0.0052 A | — | — | — | 0.008 A | — | 0.0052 A |
| Number of Functions | 2 | 1 | 2 | 1 | 1 | — | 2 |
| Number of Inputs | 4 | — | 2 | — | 2 | — | 4 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP14,.25 | — | — | DIP8,.3 | TSOP5/6,.11,37 | — | TSSOP14,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR | — | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | IN-LINE | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | — | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TR | TR | — | TUBE | TR, 7 INCH | — | TUBE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | — | 260 | — | 260 |
| Power Supply Current-Max (ICC) | 0.02 mA | — | — | — | 0.01 mA | — | 0.02 mA |
| Prop. Delay@Nom-Sup | 28 ns | — | — | — | 14.5 ns | — | 28 ns |
| Propagation Delay (tpd) | 140 ns | — | 11.3 ns | — | 14 ns | — | 140 ns |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified |
| Schmitt Trigger | NO | — | — | — | YES | — | NO |
| Supply Voltage-Max (Vsup) | 6 V | — | 5.5 V | — | 5.5 V | — | 6 V |
| Supply Voltage-Min (Vsup) | 2 V | — | 1.65 V | — | 2 V | — | 2 V |
| Supply Voltage-Nom (Vsup) | 5 V | 12 V | 3.3 V | 5 V | 5 V | — | 5 V |
| Surface Mount | YES | YES | YES | NO | YES | — | YES |
| Technology | CMOS | BICMOS | CMOS | CMOS | CMOS | — | CMOS |
| Temperature Grade | INDUSTRIAL | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | MILITARY | — | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD SILVER | Matte Tin (Sn) | Tin (Sn) | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | THROUGH-HOLE | GULL WING | — | GULL WING |
| Terminal Pitch | 0.65 mm | 0.95 mm | 0.65 mm | 2.54 mm | 0.95 mm | 0.5 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | — | 30 | — | 30 |
| ## SN74HC21PWR Alternates Showing results | Image | — | — | — | — | — | — |
| Amplifier Type | — | OPERATIONAL AMPLIFIER | — | OPERATIONAL AMPLIFIER | — | — | — |
| Architecture | — | VOLTAGE-FEEDBACK | — | VOLTAGE-FEEDBACK | — | — | — |
| Average Bias Current-Max (IIB) | — | 16 µA | — | — | — | — | — |
| Common Mode Voltage-Max | — | 80 V | — | — | — | — | — |
| Common-mode Reject Ratio-Min | — | 100 dB | — | 60 dB | — | — | — |
| Common-mode Reject Ratio-Nom | — | 94 dB | — | 75 dB | — | — | — |
| Frequency Compensation | — | YES | — | YES | — | — | — |
| Input Offset Voltage-Max | — | 2000 µV | — | 7000 µV | — | — | — |
| Low-Bias | — | NO | — | YES | — | — | — |
| Low-Offset | — | NO | — | NO | — | — | — |
| Micropower | — | YES | — | YES | — | — | — |
| Power | — | NO | — | NO | — | — | — |
| Programmable Power | — | NO | — | NO | — | — | — |
| Slew Rate-Nom | — | 1 V/us | — | 0.3 V/us | — | — | — |
| Supply Current-Max | — | 0.95 mA | — | 0.07 mA | — | — | — |
| Supply Voltage Limit-Max | — | 18 V | — | 7 V | — | — | — |
| Unity Gain BW-Nom | — | 200 | — | 550 | — | — | — |
| Voltage Gain-Nom | — | 100 | — | — | — | — | — |
| Wideband | — | NO | — | NO | — | — | — |
| ## INA198AIDBVR Alternates Showing results | — | Image | — | — | — | — | — |
| Manufacturer Package Code | — | — | — | PDIP-8 | — | — | — |
| Factory Lead Time | — | — | — | 11 Weeks | — | 12 Weeks | — |
| Screening Level | — | — | — | TS 16949 | — | — | — |
| Voltage Gain-Min | — | — | — | 31620 | — | — | — |
| Date Of Intro | — | — | — | — | 1996-05-01 | — | — |
| Output Characteristics | — | — | — | — | 3-STATE | — | — |
| ## SN74AHC1G08DBVR Alternates Showing results | — | — | — | — | Image | — | — |
| Body Breadth | — | — | — | — | — | 0.183 inch | — |
| Body Depth | — | — | — | — | — | 0.228 inch | — |
| Body Length | — | — | — | — | — | 0.913 inch | — |
| Connector Type | — | — | — | — | — | FFC/FPC CONNECTOR | — |
| Contact Finish Mating | — | — | — | — | — | NOT SPECIFIED | — |
| Contact Finish Termination | — | — | — | — | — | Tin (Sn) | — |
| Contact Gender | — | — | — | — | — | FEMALE | — |
| Contact Material | — | — | — | — | — | NOT SPECIFIED | — |
| Contact Pattern | — | — | — | — | — | RECTANGULAR | — |
| Contact Style | — | — | — | — | — | BELLOWED TYPE | — |
| DIN Conformance | — | — | — | — | — | NO | — |
| Filter Feature | — | — | — | — | — | NO | — |
| IEC Conformance | — | — | — | — | — | NO | — |
| Insulator Color | — | — | — | — | — | BEIGE | — |
| Insulator Material | — | — | — | — | — | LIQUID CRYSTAL POLYMER | — |
| MIL Conformance | — | — | — | — | — | NO | — |
| Mating Contact Pitch | — | — | — | — | — | 0.02 inch | — |
| Mixed Contacts | — | — | — | — | — | NO | — |
| Mounting Option 1 | — | — | — | — | — | LOCKING | — |
| Mounting Style | — | — | — | — | — | STRAIGHT | — |
| Mounting Type | — | — | — | — | — | BOARD | — |
| Number Of Connectors | — | — | — | — | — | ONE | — |
| Number Of PCB Rows | — | — | — | — | — | 2 | — |
| Number of Rows Loaded | — | — | — | — | — | 1 | — |
| Option | — | — | — | — | — | GENERAL PURPOSE | — |
| PCB Contact Pattern | — | — | — | — | — | STAGGERED | — |
| PCB Contact Row Spacing | — | — | — | — | — | 3.048 mm | — |
| Reference Standard | — | — | — | — | — | UL | — |
| Termination Type | — | — | — | — | — | SURFACE MOUNT | — |
| Total Number of Contacts | — | — | — | — | — | 40 | — |
| UL Flammability Code | — | — | — | — | — | 94V-0 | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 6 alternatives for SN74HC21PWR — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for SN74HC21PWR is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating SN74HC21PWR replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to SN74HC21PWR?
Known equivalents for SN74HC21PWR include INA198AIDBVR, 74LVC2G08DP, MCP6241-E/P. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74HC21PWR?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify SN74HC21PWR alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.