HEF4049BTAlternatives & Equivalent Parts
About HEF4049BT
HEF4049BT is a Integrated Circuit component manufactured by Nexperia. 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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Get one quote covering all 6 alternatives for HEF4049BT — response within 24 hours.
Specification Comparison
| Parameter | HEF4049BTSource | TLC2264CD | PIC18F1220-I/SS | MC78M05BDTG | PIC18F1220-I/SO | TAJD107K020RNJ | DME505010R |
|---|---|---|---|---|---|---|---|
| Manufacturer | Nexperia | Texas Instruments | Microchip | ON Semiconductor | Microchip | AVX | Panasonic |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Other | Small Outline Packages | Capacitor Moulded Polarised | SO Transistor Flat Lead |
| Pin Count | 16 | 14 | 20 | 3 | 18 | 2 | 6 |
| Temperature Range | -40.0°C ~ 85.0°C | ~ 70.0°C | -40.0°C ~ 85.0°C | — | -40.0°C ~ 85.0°C | -55.0°C ~ 125.0°C | ~ 150.0°C |
| Price | $0.2754 | $1.1220 | $3.4600 | $0.1180 | $2.5400 | $0.4363 | $0.0779 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | TRANSFERRED |
| Electrical Parameters | |||||||
| Date Of Intro | 1981-03-01 | — | — | — | — | — | — |
| YTEOL | 5 | 15 | 9 | 6.16 | 9 | 6.98 | — |
| Additional Feature | CMOS-TTL LEVEL TRANSLATOR | — | — | — | — | ESR AND RIPPLE CURRENT IS MEASURED AT 100KHZ | — |
| Family | 4000/14000/40000 | — | — | — | — | — | — |
| JESD-30 Code | R-PDSO-G16 | R-PDSO-G14 | R-PDSO-G20 | R-PSSO-G2 | R-PDSO-G18 | — | — |
| JESD-609 Code | e4 | e4 | e3 | e3 | e3 | e3 | — |
| Logic IC Type | INVERTER | — | — | — | — | — | — |
| Number of Functions | 6 | 4 | — | 1 | — | — | — |
| Number of Inputs | 1 | — | — | — | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR PACKAGE | — |
| Package Style | SMALL OUTLINE | SMALL OUT LINE | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE | SMALL OUTLINE | SMT | — |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | — | — |
| Propagation Delay (tpd) | 100 ns | — | — | — | — | — | — |
| Supply Voltage-Max (Vsup) | 15 V | — | — | — | — | — | — |
| Supply Voltage-Min (Vsup) | 3 V | — | — | — | — | — | — |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | — | — | — | — | — |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | BIPOLAR | CMOS | — | — |
| Temperature Grade | INDUSTRIAL | COMMERCIAL | INDUSTRIAL | — | INDUSTRIAL | — | — |
| Terminal Finish | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Matte Tin (Sn) - annealed | Matte Tin (Sn) | Matte Tin (Sn) - with Nickel (Ni) barrier | — |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | — | — |
| Terminal Pitch | 1.27 mm | 1.27 mm | 0.65 mm | 2.29 mm | 1.27 mm | — | — |
| Terminal Position | DUAL | DUAL | DUAL | SINGLE | DUAL | — | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 40 | 30 | — | — | — |
| Pbfree Code | — | Yes | Yes | Yes | Yes | Yes | — |
| Amplifier Type | — | OPERATIONAL AMPLIFIER | — | — | — | — | — |
| Architecture | — | VOLTAGE-FEEDBACK | — | — | — | — | — |
| Average Bias Current-Max (IIB) | — | 0.0001 µA | — | — | — | — | — |
| Bias Current-Max (IIB) @25C | — | 0.00006 µA | — | — | — | — | — |
| Common-mode Reject Ratio-Min | — | 70 dB | — | — | — | — | — |
| Common-mode Reject Ratio-Nom | — | 83 dB | — | — | — | — | — |
| Frequency Compensation | — | YES | — | — | — | — | — |
| Input Offset Current-Max (IIO) | — | 0.0001 µA | — | — | — | — | — |
| Input Offset Voltage-Max | — | 2500 µV | — | — | — | — | — |
| Low-Bias | — | YES | — | — | — | — | — |
| Low-Offset | — | NO | — | — | — | — | — |
| Micropower | — | YES | — | — | — | — | — |
| Package Equivalence Code | — | SOP14,.25 | SSOP20,.3 | SMSIP3H,.38,90TB | SOP18,.4 | — | — |
| Packing Method | — | TUBE | — | RAIL | — | TR, PLASTIC, 7 INCH | — |
| Power | — | NO | — | — | — | — | — |
| Programmable Power | — | NO | — | — | — | — | — |
| Qualification Status | — | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — | — |
| Slew Rate-Min | — | 0.3 V/us | — | — | — | — | — |
| Slew Rate-Nom | — | 0.55 V/us | — | — | — | — | — |
| Subcategory | — | Operational Amplifier | — | — | — | — | — |
| Supply Current-Max | — | 1 mA | 15 mA | — | 15 mA | — | — |
| Supply Voltage Limit-Max | — | 16 V | — | — | — | — | — |
| Unity Gain BW-Nom | — | 710 | — | — | — | — | — |
| Voltage Gain-Min | — | 55000 | — | — | — | — | — |
| Wideband | — | NO | — | — | — | — | — |
| ## TLC2264CD Alternates Showing results | — | Image | — | — | — | — | — |
| Manufacturer Package Code | — | — | SSOP-20 | 369C | SOIC-18 | — | — |
| Factory Lead Time | — | — | 5 Weeks | — | 6 Weeks | 13 Weeks | — |
| Has ADC | — | — | YES | — | YES | — | — |
| Bit Size | — | — | 8 | — | 8 | — | — |
| Boundary Scan | — | — | NO | — | NO | — | — |
| CPU Family | — | — | PIC18 | — | PIC18 | — | — |
| Clock Frequency-Max | — | — | 40 MHz | — | 40 MHz | — | — |
| DAC Channels | — | — | NO | — | NO | — | — |
| DMA Channels | — | — | NO | — | NO | — | — |
| Format | — | — | FIXED POINT | — | FIXED POINT | — | — |
| Integrated Cache | — | — | NO | — | NO | — | — |
| Low Power Mode | — | — | YES | — | YES | — | — |
| Number of External Interrupts | — | — | 3 | — | 3 | — | — |
| Number of I/O Lines | — | — | 16 | — | 16 | — | — |
| Number of Serial I/Os | — | — | 1 | — | 1 | — | — |
| Number of Timers | — | — | 4 | — | 4 | — | — |
| On Chip Data RAM Width | — | — | 8 | — | 8 | — | — |
| On Chip Program ROM Width | — | — | 8 | — | 8 | — | — |
| PWM Channels | — | — | YES | — | YES | — | — |
| RAM (bytes) | — | — | 256 | — | 256 | — | — |
| RAM (words) | — | — | 256 | — | 256 | — | — |
| ROM (words) | — | — | 4096 | — | 4096 | — | — |
| ROM Programmability | — | — | FLASH | — | FLASH | — | — |
| Screening Level | — | — | TS 16949 | — | TS 16949 | — | — |
| Speed | — | — | 40 MHz | — | 40 MHz | — | — |
| Supply Voltage-Max | — | — | 5.5 V | — | 5.5 V | — | — |
| Supply Voltage-Min | — | — | 4.2 V | — | 4.2 V | — | — |
| Supply Voltage-Nom | — | — | 5 V | — | 5 V | — | — |
| uPs/uCs/Peripheral ICs Type | — | — | MICROCONTROLLER, RISC | — | MICROCONTROLLER, RISC | — | — |
| ## PIC18F1220-I/SS Alternates Showing results | — | — | Image | — | — | — | — |
| Adjustability | — | — | — | FIXED | — | — | — |
| Dropout Voltage1-Nom | — | — | — | 2 V | — | — | — |
| Input Voltage Absolute-Max | — | — | — | 35 V | — | — | — |
| Input Voltage-Max | — | — | — | 25 V | — | — | — |
| Input Voltage-Min | — | — | — | 7 V | — | — | — |
| Line Regulation-Max | — | — | — | 0.05% | — | — | — |
| Load Regulation-Max | — | — | — | 0.1% | — | — | — |
| Number of Outputs | — | — | — | 1 | — | — | — |
| Operating Temperature TJ-Max | — | — | — | 125 °C | — | — | — |
| Operating Temperature TJ-Min | — | — | — | -40 °C | — | — | — |
| Output Current1-Max | — | — | — | 0.5 A | — | — | — |
| Output Voltage1-Max | — | — | — | 5.25 V | — | — | — |
| Output Voltage1-Min | — | — | — | 4.75 V | — | — | — |
| Output Voltage1-Nom | — | — | — | 5 V | — | — | — |
| Regulator Type | — | — | — | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | — | — | — |
| Voltage Tolerance-Max | — | — | — | 5% | — | — | — |
| ## PIC18F1220-I/SO Alternates Showing results | — | — | — | — | Image | — | — |
| Reach Compliance Code | — | — | — | — | — | Compliant | — |
| Capacitance | — | — | — | — | — | 100 µF | — |
| Capacitor Type | — | — | — | — | — | TANTALUM CAPACITOR | — |
| Dielectric Material | — | — | — | — | — | TANTALUM (DRY/SOLID) | — |
| ESR | — | — | — | — | — | 500 mΩ | — |
| Height | — | — | — | — | — | 2.9 mm | — |
| Leakage Current | — | — | — | — | — | 0.02 mA | — |
| Mounting Feature | — | — | — | — | — | SURFACE MOUNT | — |
| Negative Tolerance | — | — | — | — | — | 10% | — |
| Polarity | — | — | — | — | — | POLARIZED | — |
| Positive Tolerance | — | — | — | — | — | 10% | — |
| Rated (DC) Voltage (URdc) | — | — | — | — | — | 20 V | — |
| Ripple Current | — | — | — | — | — | 219 mA | — |
| Size Code | — | — | — | — | — | 2917 | — |
| Tan Delta | — | — | — | — | — | 0.06 | — |
| Terminal Shape | — | — | — | — | — | J BEND | — |
| Collector Current-Max (IC) | — | — | — | — | — | — | 0.1 A |
| DC Current Gain-Min (hFE) | — | — | — | — | — | — | 210 |
| Polarity/Channel Type | — | — | — | — | — | — | NPN AND PNP |
| Power Dissipation-Max (Abs) | — | — | — | — | — | — | 0.15 W |
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 HEF4049BT — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for HEF4049BT 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 HEF4049BT 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.
Can't Find What You Need?
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FAQ
What is equivalent to HEF4049BT?
Known equivalents for HEF4049BT include TLC2264CD, PIC18F1220-I/SS, MC78M05BDTG. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of HEF4049BT?
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 HEF4049BT 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.