ADR421BRZAlternatives & Equivalent Parts
About ADR421BRZ
ADR421BRZ is a Integrated Circuit component manufactured by Analog Devices. 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 | ADR421BRZSource | ADR421BRZ-REEL7 | DAC8501E/250 | LM1085IS-ADJ/NOPB | ADS1256IDBR | ADR431ARZ |
|---|---|---|---|---|---|---|
| Manufacturer | Analog Devices | Analog Devices | Texas Instruments | Texas Instruments | Texas Instruments | Analog Devices |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | TO-XXX (Inc. DPAK) | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 8 | 4 | 28 | 8 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C |
| Price | $5.9900 | $7.1000 | $6.5283 | $1.5000 | $4.7732 | $4.4200 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Pbfree Code | No | No | Yes | Yes | Yes | No |
| Manufacturer Package Code | R-8 | R-8 | — | — | — | R-8 |
| YTEOL | 10 | 10 | 15 | 15 | 15 | 10 |
| Additional Feature | OUTPUT VOLTAGE CAN BE ADJUSTED OVER A +/-0.5% RANGE USING TRIM PIN | OUTPUT VOLTAGE CAN BE ADJUSTED OVER A +/-0.5% RANGE USING TRIM PIN | — | — | — | OUTPUT VOLTAGE CAN BE ADJUSTED OVER A 0.5 PERCENT RANGE USING TRIM PIN |
| Analog IC - Other Type | THREE TERMINAL VOLTAGE REFERENCE | THREE TERMINAL VOLTAGE REFERENCE | — | — | — | THREE TERMINAL VOLTAGE REFERENCE |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | S-PDSO-G8 | R-PSSO-G3 | R-PDSO-G28 | R-PDSO-G8 |
| JESD-609 Code | e3 | e3 | e4 | e3 | e4 | e3 |
| Number of Functions | 1 | 1 | 1 | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | — | 1 | — | 1 |
| Output Voltage-Max | 2.501 V | 2.501 V | — | — | — | 2.503 V |
| Output Voltage-Min | 2.499 V | 2.499 V | — | — | — | 2.497 V |
| Output Voltage-Nom | 2.5 V | 2.5 V | — | — | — | 2.5 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | SOP8,.25 | TSSOP8,.19 | SMSIP3H,.55TB | SSOP28,.3 | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 245 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | 15 V | 15 V | — | — | — | 18 V |
| Supply Voltage-Min (Vsup) | 5 V | 5 V | — | — | — | 4.5 V |
| Surface Mount | YES | YES | YES | YES | YES | YES |
| Temp Coef of Voltage-Max | 3 ppm/°C | 3 ppm/°C | — | — | — | 10 ppm/°C |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | INDUSTRIAL | — | INDUSTRIAL | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) - annealed | Matte Tin (Sn) - annealed | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) - annealed |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 0.65 mm | 2.54 mm | 0.65 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | SINGLE | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | 30 | 30 |
| Trim/Adjustable Output | YES | YES | — | — | — | YES |
| Voltage Tolerance-Max | 0.12% | 0.12% | — | 4% | — | 0.12% |
| ## ADR421BRZ Alternates Showing results | Image | — | — | — | — | — |
| ## ADR421BRZ-REEL7 Alternates Showing results | — | Image | — | — | — | — |
| Analog Output Voltage-Max | — | — | 5.5 V | — | — | — |
| Converter Type | — | — | D/A CONVERTER | — | ADC, DELTA-SIGMA | — |
| Input Bit Code | — | — | BINARY | — | — | — |
| Input Format | — | — | SERIAL | — | — | — |
| Linearity Error-Max (EL) | — | — | 0.098% | — | 0.001% | — |
| Number of Bits | — | — | 16 | — | 24 | — |
| Sample Rate | — | — | 0.093 MHz | — | 0.03 MHz | — |
| Settling Time-Max | — | — | 10 µs | — | — | — |
| Settling Time-Nom (tstl) | — | — | 10 µs | — | — | — |
| Supply Current-Max | — | — | 0.4 mA | — | 50 mA | — |
| Supply Voltage-Nom | — | — | 3 V | — | 5 V | — |
| ## DAC8501E/250 Alternates Showing results | — | — | Image | — | — | — |
| Adjustability | — | — | — | ADJUSTABLE | — | — |
| Dropout Voltage1-Max | — | — | — | 1.5 V | — | — |
| Dropout Voltage1-Nom | — | — | — | 1.3 V | — | — |
| Input Voltage-Max | — | — | — | 29 V | — | — |
| Input Voltage-Min | — | — | — | 2.6 V | — | — |
| Input-Output Voltage Differential-Max | — | — | — | 15 V | — | — |
| Input-Output Voltage Differential-Min | — | — | — | 1.5 V | — | — |
| Line Regulation-Max (%/V) | — | — | — | 0.2 | — | — |
| Load Regulation-Max(%) | — | — | — | 0.4% | — | — |
| Operating Temperature TJ-Max | — | — | — | 125 °C | — | — |
| Operating Temperature TJ-Min | — | — | — | -40 °C | — | — |
| Output Current1-Max | — | — | — | 3 A | — | — |
| Output Voltage1-Max | — | — | — | 27.5 V | — | — |
| Output Voltage1-Min | — | — | — | 1.25 V | — | — |
| Packing Method | — | — | — | TUBE | — | — |
| Regulator Type | — | — | — | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR | — | — |
| Technology | — | — | — | BIPOLAR | CMOS | — |
| ## LM1085IS-ADJ/NOPB Alternates Showing results | — | — | — | Image | — | — |
| Analog Input Voltage-Max | — | — | — | — | 5.25 V | — |
| Analog Input Voltage-Min | — | — | — | — | -5 V | — |
| Number of Analog In Channels | — | — | — | — | 8 | — |
| Output Bit Code | — | — | — | — | 2S COMPLEMENT BINARY | — |
| Output Format | — | — | — | — | SERIAL | — |
| Supply Voltage-Min | — | — | — | — | 1.8 V | — |
| ## ADS1256IDBR Alternates Showing results | — | — | — | — | Image | — |
| Output Current-Max | — | — | — | — | — | 0.03 A |
| Supply Voltage-Nom (Vsup) | — | — | — | — | — | 5 V |
| ## ADR431ARZ Alternates Showing results | — | — | — | — | — | Image |
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 5 alternatives for ADR421BRZ — response within 24 hours.
Quick Links
Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, PDSO8
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Why Look for Alternatives?
Finding alternatives for ADR421BRZ 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 ADR421BRZ 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 ADR421BRZ?
Known equivalents for ADR421BRZ include ADR421BRZ-REEL7, DAC8501E/250, LM1085IS-ADJ/NOPB. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ADR421BRZ?
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 ADR421BRZ 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.