1N34AAlternatives & Equivalent Parts
About 1N34A
1N34A is a Diode component manufactured by Microsemi Corporation. It comes in a Diodes, Axial Diameter Horizontal Mounting 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 | 1N34ASource | LM741H/NOPB | PIC16F15324T-I/JQ | AT89C51AC3-SLSUM |
|---|---|---|---|---|
| Manufacturer | Microsemi Corporation | Texas Instruments | Microchip | Microchip |
| Package Type | Diodes, Axial Diameter Horizontal Mounting | TO-99 | Quad Flat No-Lead | Plastic Leaded Chip Carrier |
| Pin Count | 2 | 8 | 16 | 44 |
| Temperature Range | -55.0°C ~ 75.0°C | -55.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.0000 | $9.7050 | $0.7700 | $7.4700 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | TRANSFERRED | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | No | Yes | — | Yes |
| Additional Feature | GOLD BOND | — | OPERATES AT 2.3 V MINIMUM SUPPLY AT 16 MHz | ALSO OPERATES AT 2.7V SUPPLY AT 40 MHZ |
| Case Connection | ISOLATED | — | — | — |
| Configuration | SINGLE | — | — | — |
| Diode Element Material | GERMANIUM | — | — | — |
| Diode Type | RECTIFIER DIODE | — | — | — |
| JEDEC-95 Code | DO-7 | — | — | — |
| JESD-30 Code | O-LALF-W2 | O-MBCY-W8 | S-PQCC-N16 | S-PQCC-J44 |
| JESD-609 Code | e0 | — | e3 | e3 |
| Number of Elements | 1 | — | — | — |
| Number of Phases | 1 | — | — | — |
| Output Current-Max | 0.05 A | — | — | — |
| Package Body Material | GLASS | METAL | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | ROUND | ROUND | SQUARE | SQUARE |
| Package Style | LONG FORM | CYLINDRICAL | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified |
| Surface Mount | NO | NO | YES | YES |
| Terminal Finish | TIN LEAD | — | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | WIRE | WIRE | NO LEAD | J BEND |
| Terminal Position | AXIAL | BOTTOM | QUAD | QUAD |
| YTEOL | — | 15 | 18 | 14 |
| Amplifier Type | — | OPERATIONAL AMPLIFIER | — | — |
| Architecture | — | VOLTAGE-FEEDBACK | — | — |
| Average Bias Current-Max (IIB) | — | 1.5 µA | — | — |
| Bias Current-Max (IIB) @25C | — | 0.21 µA | — | — |
| Common-mode Reject Ratio-Min | — | 80 dB | — | — |
| Common-mode Reject Ratio-Nom | — | 90 dB | — | — |
| Frequency Compensation | — | YES | — | — |
| Input Offset Current-Max (IIO) | — | 0.2 µA | — | — |
| Input Offset Voltage-Max | — | 3000 µV | — | — |
| Low-Bias | — | NO | — | — |
| Low-Offset | — | NO | — | — |
| Micropower | — | NO | — | — |
| Neg Supply Voltage Limit-Max | — | -22 V | — | — |
| Neg Supply Voltage-Nom (Vsup) | — | -15 V | — | — |
| Number of Functions | — | 1 | — | — |
| Package Equivalence Code | — | CAN8,.2 | LCC16,.16SQ,25 | LDCC44,.7SQ |
| Power | — | NO | — | — |
| Programmable Power | — | NO | — | — |
| Slew Rate-Nom | — | 0.5 V/us | — | — |
| Supply Current-Max | — | 2.8 mA | 3.6 mA | — |
| Supply Voltage Limit-Max | — | 22 V | — | — |
| Supply Voltage-Nom (Vsup) | — | 15 V | — | — |
| Technology | — | BIPOLAR | CMOS | CMOS |
| Temperature Grade | — | MILITARY | INDUSTRIAL | INDUSTRIAL |
| Unity Gain BW-Nom | — | 1000 | — | — |
| Voltage Gain-Min | — | 25000 | — | — |
| Wideband | — | NO | — | — |
| ## LM741H/NOPB Alternates Showing results | — | Image | — | — |
| Manufacturer Package Code | — | — | UQFN-16 | PLCC-44 |
| Factory Lead Time | — | — | 7 Weeks | 7 Weeks |
| Date Of Intro | — | — | 2019-02-06 | — |
| Has ADC | — | — | YES | YES |
| Bit Size | — | — | 8 | 8 |
| Boundary Scan | — | — | NO | NO |
| CPU Family | — | — | PIC16 | 8051 |
| Clock Frequency-Max | — | — | 32 MHz | 40 MHz |
| DAC Channels | — | — | YES | NO |
| DMA Channels | — | — | NO | NO |
| Format | — | — | FIXED POINT | FIXED POINT |
| Integrated Cache | — | — | NO | NO |
| Low Power Mode | — | — | YES | YES |
| Number of External Interrupts | — | — | 1 | 2 |
| Number of I/O Lines | — | — | 12 | 34 |
| Number of Serial I/Os | — | — | 2 | 1 |
| Number of Timers | — | — | 5 | 3 |
| On Chip Data RAM Width | — | — | 8 | 8 |
| On Chip Program ROM Width | — | — | 8 | 8 |
| PWM Channels | — | — | YES | YES |
| RAM (bytes) | — | — | 512 | 2304 |
| ROM (words) | — | — | 7168 | 65536 |
| ROM Programmability | — | — | FLASH | FLASH |
| Speed | — | — | 32 MHz | 60 MHz |
| Supply Voltage-Max | — | — | 5.5 V | 5.5 V |
| Supply Voltage-Min | — | — | 3 V | 5 V |
| Supply Voltage-Nom | — | — | 3 V | 5 V |
| Terminal Pitch | — | — | 0.65 mm | 1.27 mm |
| uPs/uCs/Peripheral ICs Type | — | — | MICROCONTROLLER, RISC | MICROCONTROLLER |
| ## PIC16F15324T-I/JQ Alternates Showing results | — | — | Image | — |
| Address Bus Width | — | — | — | 16 |
| External Data Bus Width | — | — | — | 8 |
| Peak Reflow Temperature (Cel) | — | — | — | 245 |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | 40 |
| ## AT89C51AC3-SLSUM 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 3 alternatives for 1N34A — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for 1N34A 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 1N34A 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 1N34A?
Known equivalents for 1N34A include LM741H/NOPB, PIC16F15324T-I/JQ, AT89C51AC3-SLSUM. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 1N34A?
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 1N34A 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.