SN74HCS21QPWRQ1Alternatives & Equivalent Parts

About SN74HCS21QPWRQ1

SN74HCS21QPWRQ1 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.

Specification Comparison

Parameter	SN74HCS21QPWRQ1Source	SN74HCS21PWR	SN74HCS21QDRQ1	SN74HCS14QPWRQ1	SN74HCS32QPWRQ1	SN74HCS08QPWRQ1	SN74LVC1G08DBVR
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Package Type	Small Outline Packages	Small Outline Packages	Small Outline Packages	Small Outline Packages	Small Outline Packages	Small Outline Packages	SOT23 (5-Pin)
Pin Count	14	14	14	14	14	14	5
Temperature Range	-40.0°C ~ 125.0°C	-40.0°C ~ 125.0°C	-40.0°C ~ 125.0°C	-40.0°C ~ 125.0°C	-40.0°C ~ 125.0°C	-40.0°C ~ 125.0°C	-40.0°C ~ 125.0°C
Price	$0.3365	$0.1838	$0.3407	$0.2587	$0.2440	$0.2399	$0.0234
Electrical Parameters
Pbfree Code	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Date Of Intro	2020-02-27	2020-03-06	2020-02-27	2019-08-23	2019-08-09	2019-05-25	—
YTEOL	15	15	15	15	15	15	15
Family	HC/UH	HC/UH	HC/UH	HC/UH	HC/UH	HC/UH	LVC/LCX/Z
JESD-30 Code	R-PDSO-G14	R-PDSO-G14	R-PDSO-G14	R-PDSO-G14	R-PDSO-G14	R-PDSO-G14	R-PDSO-G5
JESD-609 Code	e4	e4	e4	e4	e4	e4	e4
Load Capacitance (CL)	50 pF	50 pF	50 pF	—	—	—	50 pF
Logic IC Type	AND GATE	AND GATE	AND GATE	INVERTER	OR GATE	AND GATE	AND GATE
Max I(ol)	0.0078 A	0.0078 A	0.0078 A	0.0078 A	0.0078 A	0.0078 A	0.032 A
Number of Functions	2	2	2	6	4	4	1
Number of Inputs	4	4	4	1	2	2	2
Output Characteristics	TOTEM POLE	TOTEM POLE	TOTEM POLE	—	—	—	—
Package Body Material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
Package Equivalence Code	TSSOP14,.25	TSSOP14,.25	SOP14,.25	—	—	—	TSOP5/6,.11,37
Package Shape	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package Style	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	SMALL OUTLINE	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH
Packing Method	TR	TR	TR	—	—	—	TR
Peak Reflow Temperature (Cel)	260	260	260	260	260	260	260
Power Supply Current-Max (ICC)	0.002 mA	0.002 mA	0.002 mA	0.002 mA	—	0.002 mA	0.01 mA
Prop. Delay@Nom-Sup	22 ns	22 ns	22 ns	—	—	—	4.5 ns
Propagation Delay (tpd)	52 ns	52 ns	52 ns	40 ns	36 ns	42 ns	8 ns
Schmitt Trigger	YES	YES	YES	YES	YES	YES	NO
Screening Level	AEC-Q100	—	AEC-Q100	AEC-Q100	AEC-Q100	AEC-Q100	—
Supply Voltage-Max (Vsup)	6 V	6 V	6 V	6 V	6 V	6 V	5.5 V
Supply Voltage-Min (Vsup)	2 V	2 V	2 V	2 V	2 V	2 V	1.65 V
Supply Voltage-Nom (Vsup)	5 V	5 V	5 V	5 V	5 V	4.5 V	3.3 V
Surface Mount	YES	YES	YES	YES	YES	YES	YES
Technology	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS
Temperature Grade	AUTOMOTIVE	AUTOMOTIVE	AUTOMOTIVE	AUTOMOTIVE	AUTOMOTIVE	AUTOMOTIVE	AUTOMOTIVE
Terminal Finish	Nickel/Palladium/Gold (Ni/Pd/Au)	Nickel/Palladium/Gold (Ni/Pd/Au)	Nickel/Palladium/Gold (Ni/Pd/Au)	Nickel/Palladium/Gold (Ni/Pd/Au)	Nickel/Palladium/Gold (Ni/Pd/Au)	Nickel/Palladium/Gold (Ni/Pd/Au)	Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form	GULL WING	GULL WING	GULL WING	GULL WING	GULL WING	GULL WING	GULL WING
Terminal Pitch	0.65 mm	0.65 mm	1.27 mm	0.65 mm	0.65 mm	0.65 mm	0.95 mm
Terminal Position	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL
Time@Peak Reflow Temperature-Max (s)	30	30	30	30	30	30	30
## SN74HCS21QPWRQ1 Alternates Showing results	Image	—	—	—	—	—	—
## SN74HCS21PWR Alternates Showing results	—	Image	—	—	—	—	—
## SN74HCS21QDRQ1 Alternates Showing results	—	—	Image	—	—	—	—
## SN74HCS14QPWRQ1 Alternates Showing results	—	—	—	Image	—	—	—
## SN74HCS32QPWRQ1 Alternates Showing results	—	—	—	—	Image	—	—
## SN74HCS08QPWRQ1 Alternates Showing results	—	—	—	—	—	Image	—
Qualification Status	—	—	—	—	—	—	Not Qualified
## SN74LVC1G08DBVR Alternates Showing results	—	—	—	—	—	—	Image

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

Quick Links

SN74HCS21PWRby Texas Instruments AND Gate, HC/UH Series,

2-Func, 4-Input, CMOS, PDSO14

suggested

suggested

suggested

suggested

suggested

Why Look for Alternatives?

Finding alternatives for SN74HCS21QPWRQ1 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 SN74HCS21QPWRQ1 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 SN74HCS21QPWRQ1?

Known equivalents for SN74HCS21QPWRQ1 include SN74HCS21PWR, SN74HCS21QDRQ1, SN74HCS14QPWRQ1. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of SN74HCS21QPWRQ1?

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 SN74HCS21QPWRQ1 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.