ATSAMC21N18A-ANTAlternatives & Equivalent Parts
About ATSAMC21N18A-ANT
ATSAMC21N18A-ANT is a Integrated Circuit component manufactured by Microchip. It comes in a Quad Flat 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 | ATSAMC21N18A-ANTSource | TXU0304QPWRQ1 | TXU0104QPWRQ1 | MC14040BDG | LM3488MM | SN74HCS21QDRQ1 | ATSAMC21N17A-ANT |
|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Texas Instruments | Texas Instruments | ON Semiconductor | Texas Instruments | Texas Instruments | Microchip |
| Package Type | Quad Flat Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Quad Flat Packages |
| Pin Count | 100 | 14 | 14 | 16 | 8 | 14 | 100 |
| Temperature Range | -40.0°C ~ 105.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 105.0°C |
| Price | $3.6800 | $0.5960 | $0.5320 | $0.1795 | $1.5400 | $0.3407 | $3.9000 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||||
| Manufacturer Package Code | TQFP-100 | — | — | 751B-05 | — | — | TQFP-100 |
| Reach Compliance Code | Compliant | — | — | — | — | — | — |
| Factory Lead Time | 14 Weeks | — | — | 11 Weeks | — | — | — |
| YTEOL | 18 | 15 | 15 | 5 | 15 | 15 | 18 |
| Has ADC | YES | — | — | — | — | — | YES |
| Bit Size | 32 | — | — | — | — | — | 32 |
| Boundary Scan | NO | — | — | — | — | — | NO |
| CPU Family | CORTEX-M0 | — | — | — | — | — | CORTEX-M0 |
| Clock Frequency-Max | 48 MHz | — | — | — | — | — | 48 MHz |
| DAC Channels | YES | — | — | — | — | — | YES |
| DMA Channels | YES | — | — | — | — | — | YES |
| Format | FIXED POINT | — | — | — | — | — | FIXED POINT |
| Integrated Cache | YES | — | — | — | — | — | YES |
| JESD-30 Code | S-PQFP-G100 | R-PDSO-G14 | R-PDSO-G14 | R-PDSO-G16 | S-PDSO-G8 | R-PDSO-G14 | S-PQFP-G100 |
| JESD-609 Code | e3 | e4 | e4 | e3 | e0 | e4 | e3 |
| Low Power Mode | YES | — | — | — | — | — | YES |
| Number of DMA Channels | 12 | — | — | — | — | — | 12 |
| Number of External Interrupts | 16 | — | — | — | — | — | 16 |
| Number of I/O Lines | 84 | — | — | — | — | — | 84 |
| Number of Serial I/Os | 8 | — | — | — | — | — | 8 |
| Number of Timers | 11 | — | — | — | — | — | 11 |
| On Chip Data RAM Width | 8 | — | — | — | — | — | 8 |
| On Chip Program ROM Width | 8 | — | — | — | — | — | 8 |
| PWM Channels | YES | — | — | — | — | — | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP100,.63SQ | TSSOP20,.25 | TSSOP14,.25 | SOP16,.25 | TSSOP8,.19 | SOP14,.25 | TQFP100,.63SQ |
| Package Shape | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | SQUARE |
| Package Style | FLATPACK, THIN PROFILE, FINE PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE | FLATPACK, THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | 260 | 260 |
| RAM (bytes) | 32768 | — | — | — | — | — | 16384 |
| RAM (words) | 32768 | — | — | — | — | — | 16384 |
| ROM (words) | 262144 | — | — | — | — | — | 131072 |
| ROM Programmability | FLASH | — | — | — | — | — | FLASH |
| Speed | 48 MHz | — | — | — | — | — | 48 MHz |
| Supply Current-Max | 6.6 mA | — | 5.5 mA | — | — | — | 6.6 mA |
| Supply Voltage-Max | 5.5 V | — | 5.5 V | — | — | — | 5.5 V |
| Supply Voltage-Min | 2.7 V | — | 0.44 V | — | — | — | 2.7 V |
| Supply Voltage-Nom | 5 V | — | 1.2 V | — | — | — | 5 V |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | CMOS | — | CMOS | BICMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | — | AUTOMOTIVE | MILITARY | AUTOMOTIVE | AUTOMOTIVE | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) - annealed | Tin/Lead (Sn/Pb) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.5 mm | 0.65 mm | 0.65 mm | 1.27 mm | 0.65 mm | 1.27 mm | 0.5 mm |
| Terminal Position | QUAD | DUAL | DUAL | DUAL | DUAL | DUAL | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | 20 | 30 | 30 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | — | — | — | — | — | MICROCONTROLLER, RISC |
| ## ATSAMC21N18A-ANT Alternates Showing results | Image | — | — | — | — | — | — |
| Pbfree Code | — | Yes | Yes | Yes | Yes | Yes | — |
| Control Type | — | ENABLE HIGH | — | — | — | — | — |
| Count Direction | — | BIDIRECTIONAL | — | UP | — | — | — |
| Family | — | TXU | — | 4000/14000/40000 | — | HC/UH | — |
| Load Capacitance (CL) | — | 5 pF | — | 50 pF | — | 50 pF | — |
| Logic IC Type | — | BUS TRANSCEIVER | — | BINARY COUNTER | — | AND GATE | — |
| Max I(ol) | — | -0.012 A | — | 0.004200000000000001 A | — | 0.0078 A | — |
| Number of Bits | — | 4 | 4 | 12 | — | — | — |
| Number of Functions | — | 1 | 1 | 1 | 1 | 2 | — |
| Number of Ports | — | 2 | — | — | — | — | — |
| Output Characteristics | — | 3-STATE | 3-STATE | — | — | TOTEM POLE | — |
| Output Polarity | — | TRUE | — | — | — | — | — |
| Packing Method | — | TR, 13 INCH | — | RAIL | — | TR | — |
| Power Supply Current-Max (ICC) | — | 0.0055 mA | — | — | — | 0.002 mA | — |
| Prop. Delay@Nom-Sup | — | 60 ns | — | 520 ns | — | 22 ns | — |
| Propagation Delay (tpd) | — | 165 ns | — | 3250 ns | — | 52 ns | — |
| Schmitt Trigger | — | YES | — | — | — | YES | — |
| Screening Level | — | AEC-Q100 | AEC-Q100 | — | — | AEC-Q100 | — |
| Supply Voltage-Max (Vsup) | — | 5.5 V | — | 18 V | — | 6 V | — |
| Supply Voltage-Min (Vsup) | — | 0.44 V | — | 3 V | — | 2 V | — |
| Supply Voltage-Nom (Vsup) | — | 1.1 V | — | 5 V | — | 5 V | — |
| ## TXU0304QPWRQ1 Alternates Showing results | — | Image | — | — | — | — | — |
| Delay-Max | — | — | 8 ns | — | — | — | — |
| Interface IC Type | — | — | VOLTAGE LEVEL TRANSLATOR | — | — | — | — |
| Output Low Current-Max | — | — | -0.012 A | — | — | — | — |
| Supply Voltage1-Max | — | — | 5.5 V | — | — | — | — |
| Supply Voltage1-Min | — | — | 1.08 V | — | — | — | — |
| Supply Voltage1-Nom | — | — | 1.2 V | — | — | — | — |
| Load/Preset Input | — | — | — | NO | — | — | — |
| Max Frequency@Nom-Sup | — | — | — | 1500000 Hz | — | — | — |
| Mode of Operation | — | — | — | ASYNCHRONOUS | — | — | — |
| Qualification Status | — | — | — | Not Qualified | Not Qualified | — | — |
| Trigger Type | — | — | — | NEGATIVE EDGE | — | — | — |
| fmax-Min | — | — | — | 4.5 MHz | — | — | — |
| Analog IC - Other Type | — | — | — | — | SWITCHING CONTROLLER | — | — |
| Control Mode | — | — | — | — | CURRENT-MODE | — | — |
| Control Technique | — | — | — | — | PULSE WIDTH MODULATION | — | — |
| Input Voltage-Max | — | — | — | — | 40 V | — | — |
| Input Voltage-Min | — | — | — | — | 2.97 V | — | — |
| Input Voltage-Nom | — | — | — | — | 12 V | — | — |
| Number of Outputs | — | — | — | — | 1 | — | — |
| Output Current-Max | — | — | — | — | 10 A | — | — |
| Output Voltage-Max | — | — | — | — | 500 V | — | — |
| Output Voltage-Min | — | — | — | — | 1.26 V | — | — |
| Supply Current-Max (Isup) | — | — | — | — | 3 mA | — | — |
| Switcher Configuration | — | — | — | — | BUCK-BOOST | — | — |
| Switching Frequency-Max | — | — | — | — | 1000 kHz | — | — |
| ## LM3488MM Alternates Showing results | — | — | — | — | Image | — | — |
| Date Of Intro | — | — | — | — | — | 2020-02-27 | — |
| Number of Inputs | — | — | — | — | — | 4 | — |
| ## SN74HCS21QDRQ1 Alternates Showing results | — | — | — | — | — | Image | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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FAQ
What is equivalent to ATSAMC21N18A-ANT?
Known equivalents for ATSAMC21N18A-ANT include TXU0304QPWRQ1, TXU0104QPWRQ1, MC14040BDG. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ATSAMC21N18A-ANT?
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 ATSAMC21N18A-ANT 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.