ATSAMR21E19A-MFTAlternatives & Equivalent Parts
About ATSAMR21E19A-MFT
ATSAMR21E19A-MFT is a Integrated Circuit component manufactured by Microchip. It comes in a Quad Flat No-Lead 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 | ATSAMR21E19A-MFTSource | LR1F470K | AD8042ARZ-REEL7 | ADL5904ACPZN-R7 | HMC802ALP3E | AD8042ARZ | 23J4K7E |
|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | TE Connectivity | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Ohmite |
| Package Type | Quad Flat No-Lead | Resistors, Axial Diameter Horizontal Mounting | Small Outline Packages | Quad Flat No-Lead | Quad Flat No-Lead | Small Outline Packages | Resistors, Axial Diameter Horizontal Mounting |
| Pin Count | 32 | 2 | 8 | 16 | 16 | 8 | 2 |
| Temperature Range | -40.0°C ~ 125.0°C | -55.0°C ~ 155.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | ~ 350.0°C |
| Price | $6.0700 | $0.0230 | $3.2750 | $3.8700 | $4.0500 | $3.2839 | $1.4000 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | TRANSFERRED | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | Yes | No | No | No | No | Yes |
| Manufacturer Package Code | TQFN-32 | — | R-8 | CP-16-22 | HCP-16-1 | R-8 | — |
| Factory Lead Time | 18 Weeks | 11 Weeks, 1 Day | — | — | — | — | — |
| YTEOL | 15 | — | 10 | 8.5 | 8.5 | 10 | 9 |
| Has ADC | YES | — | — | — | — | — | — |
| Bit Size | 32 | — | — | — | — | — | — |
| CPU Family | CORTEX-M0 | — | — | — | — | — | — |
| DAC Channels | NO | — | — | — | — | — | — |
| DMA Channels | YES | — | — | — | — | — | — |
| Format | FIXED POINT | — | — | — | — | — | — |
| Integrated Cache | YES | — | — | — | — | — | — |
| JESD-30 Code | S-XQCC-N32 | — | R-PDSO-G8 | S-XQCC-N16 | — | R-PDSO-G8 | — |
| JESD-609 Code | e3 | e3 | e3 | e4 | e3 | e3 | — |
| Low Power Mode | YES | — | — | — | — | — | — |
| Number of DMA Channels | 12 | — | — | — | — | — | — |
| Number of External Interrupts | 14 | — | — | — | — | — | — |
| Number of I/O Lines | 16 | — | — | — | — | — | — |
| Number of Serial I/Os | 4 | — | — | — | — | — | — |
| Number of Timers | 6 | — | — | — | — | — | — |
| On Chip Data RAM Width | 8 | — | — | — | — | — | — |
| On Chip Program ROM Width | 8 | — | — | — | — | — | — |
| PWM Channels | YES | — | — | — | — | — | — |
| Package Body Material | UNSPECIFIED | — | PLASTIC/EPOXY | UNSPECIFIED | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Equivalence Code | LCC32,.2SQ,20 | — | SOP8,.25 | — | LCC16,.12SQ,20 | SOP8,.25 | — |
| Package Shape | SQUARE | TUBULAR PACKAGE | RECTANGULAR | SQUARE | — | RECTANGULAR | — |
| Package Style | CHIP CARRIER | — | SMALL OUTLINE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | — | SMALL OUTLINE | Axial |
| RAM (bytes) | 34688 | — | — | — | — | — | — |
| RAM (words) | 16384 | — | — | — | — | — | — |
| ROM (words) | 786432 | — | — | — | — | — | — |
| ROM Programmability | FLASH | — | — | — | — | — | — |
| Speed | 48 MHz | — | — | — | — | — | — |
| Supply Voltage-Max | 3.6 V | — | — | — | — | — | — |
| Supply Voltage-Min | 1.8 V | — | — | — | — | — | — |
| Surface Mount | YES | NO | YES | YES | YES | YES | NO |
| Technology | CMOS | THIN FILM | BIPOLAR | — | GAAS | BIPOLAR | WIRE WOUND |
| Temperature Grade | AUTOMOTIVE | — | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL | — |
| Terminal Finish | Matte Tin (Sn) | Tin (Sn) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Matte Tin (Sn) | — |
| Terminal Form | NO LEAD | — | GULL WING | NO LEAD | — | GULL WING | — |
| Terminal Pitch | 0.5 mm | — | 1.27 mm | 0.5 mm | — | 1.27 mm | — |
| Terminal Position | QUAD | — | DUAL | QUAD | — | DUAL | — |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | — | — | — | — | — | — |
| ## ATSAMR21E19A-MFT Alternates Showing results | Image | — | — | — | — | — | — |
| Reach Compliance Code | — | Unknown | — | — | — | — | Compliant |
| Additional Feature | — | SEMI PRECISION | — | — | TTL COMPATIBLE | — | FLAME PROOF |
| Mounting Feature | — | THROUGH HOLE MOUNT | — | — | SURFACE MOUNT | — | THROUGH HOLE MOUNT |
| Packing Method | — | AMMO PACK | TR, 7 INCH | — | — | — | — |
| Rated Power Dissipation (P) | — | 0.6 W | — | — | — | — | 3 W |
| Rated Temperature | — | 70 °C | — | — | — | — | 25 °C |
| Resistance | — | 470000 Ω | — | — | — | — | 4700 Ω |
| Resistor Type | — | FIXED RESISTOR | — | — | — | — | FIXED RESISTOR |
| Temperature Coefficient | — | 50 ppm/°C | — | — | — | — | — |
| Terminal Shape | — | WIRE | — | — | — | — | WIRE |
| Tolerance | — | 1% | — | — | — | — | 5% |
| Working Voltage | — | 350 V | — | — | — | — | 135 V |
| Configuration Features: Number of Resistors 1 | — | Dimensions: Passive Component Dimensions 6.2 x 2.3 MM | — | — | — | — | — |
| Resistance Class 1kΩ – 1MΩ | — | Passive Component Tolerance 1 PCT | — | — | — | — | — |
| Operating Voltage 350 V | — | Packaging Features: Packaging Method Ammo Packed | — | — | — | — | — |
| Amplifier Type | — | — | OPERATIONAL AMPLIFIER | — | — | OPERATIONAL AMPLIFIER | — |
| Architecture | — | — | VOLTAGE-FEEDBACK | — | — | VOLTAGE-FEEDBACK | — |
| Average Bias Current-Max (IIB) | — | — | 4.8 µA | — | — | 4.8 µA | — |
| Bias Current-Max (IIB) @25C | — | — | 3.2 µA | — | — | 3.2 µA | — |
| Common-mode Reject Ratio-Min | — | — | 66 dB | — | — | 66 dB | — |
| Common-mode Reject Ratio-Nom | — | — | 74 dB | — | — | 74 dB | — |
| Frequency Compensation | — | — | YES | — | — | YES | — |
| Input Offset Voltage-Max | — | — | 12000 µV | — | — | 12000 µV | — |
| Low-Bias | — | — | NO | — | — | NO | — |
| Low-Offset | — | — | NO | — | — | NO | — |
| Micropower | — | — | NO | — | — | NO | — |
| Neg Supply Voltage-Nom (Vsup) | — | — | -5 V | — | — | -5 V | — |
| Number of Functions | — | — | 2 | 1 | — | 2 | — |
| Peak Reflow Temperature (Cel) | — | — | 260 | 260 | — | 260 | — |
| Power | — | — | NO | — | — | NO | — |
| Programmable Power | — | — | NO | — | — | NO | — |
| Qualification Status | — | — | Not Qualified | — | — | Not Qualified | — |
| Slew Rate-Min | — | — | 145 V/us | — | — | 145 V/us | — |
| Slew Rate-Nom | — | — | 225 V/us | — | — | 225 V/us | — |
| Supply Current-Max | — | — | 12 mA | — | — | 12 mA | — |
| Supply Voltage Limit-Max | — | — | 12.6 V | — | — | 12.6 V | — |
| Supply Voltage-Nom (Vsup) | — | — | 5 V | — | — | 5 V | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | 30 | 30 | — | 30 | — |
| Voltage Gain-Min | — | — | 31620 | — | — | 31620 | — |
| Wideband | — | — | YES | — | — | YES | — |
| ## AD8042ARZ-REEL7 Alternates Showing results | — | — | Image | — | — | — | — |
| Supply Voltage-Nom | — | — | — | 3.3 V | — | — | — |
| Telecom IC Type | — | — | — | TELECOM CIRCUIT | — | — | — |
| Attenuation-Nom | — | — | — | — | 20 dB | — | — |
| Characteristic Impedance | — | — | — | — | 50 Ω | — | — |
| Construction | — | — | — | — | COMPONENT | — | Tubular |
| Input Power-Max (CW) | — | — | — | — | 29.3 dBm | — | — |
| Insertion Loss-Max | — | — | — | — | 3.5 dB | — | — |
| Operating Frequency-Max | — | — | — | — | 10000 MHz | — | — |
| Power Supplies | — | — | — | — | 5 V | — | — |
| RF/Microwave Device Type | — | — | — | — | VARIABLE ATTENUATOR | — | — |
| VSWR-Max | — | — | — | — | 1.12 | — | — |
| ## AD8042ARZ Alternates Showing results | — | — | — | — | — | Image | — |
| Lead Diameter | — | — | — | — | — | — | 0.8118 mm |
| Lead Length | — | — | — | — | — | — | 38.1 mm |
| Package Diameter | — | — | — | — | — | — | 5.6 mm |
| Package Length | — | — | — | — | — | — | 13.1 mm |
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 ATSAMR21E19A-MFT — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for ATSAMR21E19A-MFT 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 ATSAMR21E19A-MFT 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 ATSAMR21E19A-MFT?
Known equivalents for ATSAMR21E19A-MFT include LR1F470K, AD8042ARZ-REEL7, ADL5904ACPZN-R7. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ATSAMR21E19A-MFT?
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 ATSAMR21E19A-MFT 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.