SN74LS245NAlternatives & Equivalent Parts
About SN74LS245N
SN74LS245N is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | SN74LS245NSource | SN54LS245J | SN74LS244NE4 | RC4136N | SN74LS244N | MC3487N | AM26C31MDREP | DAC122S085CIMM | DS8921M/NOPB | MCP1501-30E/SN | SN74LS245NE4 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Microchip | Texas Instruments |
| Package Type | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Dual-In-Line Packages |
| Pin Count | 20 | 20 | 20 | 14 | 20 | 16 | 16 | 10 | 8 | 8 | 20 |
| Temperature Range | ~ 70.0°C | -55.0°C ~ 125.0°C | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C | -55.0°C ~ 125.0°C | -40.0°C ~ 105.0°C | ~ 70.0°C | -40.0°C ~ 125.0°C | ~ 70.0°C |
| Price | $0.4885 | $6.7500 | $0.5154 | $0.7130 | $0.5450 | $0.7450 | $3.2741 | $2.8400 | $0.7365 | — | $0.6720 |
| Electrical Parameters | |||||||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | — | Yes | Yes | Yes | — | Yes |
| YTEOL | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 0 | 15 | 14 | 15 |
| Additional Feature | WITH DIRECTION CONTROL | WITH DIRECTION CONTROL | — | — | — | — | — | — | — | — | — |
| Control Type | COMMON CONTROL | COMMON CONTROL | ENABLE LOW | — | ENABLE LOW | — | — | — | — | — | COMMON CONTROL |
| Count Direction | BIDIRECTIONAL | BIDIRECTIONAL | UNIDIRECTIONAL | — | UNIDIRECTIONAL | — | — | — | — | — | BIDIRECTIONAL |
| Family | LS | LS | LS | — | LS | — | — | — | — | — | LS |
| JESD-30 Code | R-PDIP-T20 | R-GDIP-T20 | R-PDIP-T20 | R-PDIP-T14 | R-PDIP-T20 | R-PDIP-T16 | R-PDSO-G16 | S-PDSO-G10 | R-PDSO-G8 | R-PDSO-G8 | R-PDIP-T20 |
| JESD-609 Code | e4 | e0 | e4 | e4 | e4 | e4 | e4 | e0 | e3 | e3 | e4 |
| Load Capacitance (CL) | 45 pF | 45 pF | 45 pF | — | 45 pF | — | — | — | — | — | 45 pF |
| Logic IC Type | BUS TRANSCEIVER | BUS TRANSCEIVER | BUS DRIVER | — | BUS DRIVER | — | — | — | — | — | BUS TRANSCEIVER |
| Max I(ol) | 0.024 A | 0.012 A | 0.024 A | — | 0.024 A | — | — | — | — | — | 0.024 A |
| Number of Bits | 8 | 8 | 4 | — | 4 | — | — | 12 | — | — | 8 |
| Number of Functions | 8 | 8 | 8 | 4 | 8 | 4 | 4 | 1 | 1 | 1 | 8 |
| Number of Ports | 2 | 2 | 2 | — | 2 | — | — | — | — | — | 2 |
| Output Characteristics | 3-STATE | 3-STATE | 3-STATE | — | 3-STATE | 3-STATE | 3-STATE | — | — | — | 3-STATE |
| Output Polarity | TRUE | TRUE | TRUE | — | TRUE | COMPLEMENTARY | COMPLEMENTARY | — | COMPLEMENTARY | — | TRUE |
| Package Body Material | PLASTIC/EPOXY | CERAMIC, GLASS-SEALED | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP20,.3 | DIP20,.3 | DIP20,.3 | DIP14,.3 | DIP20,.3 | DIP16,.3 | SOP16,.25 | TSSOP10,.19,20 | SOP8,.25 | SOP8,.25 | DIP20,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE | SMALL OUTLINE | IN-LINE |
| Packing Method | TUBE | TUBE | TUBE | TUBE | TUBE | — | — | — | — | — | TUBE |
| Power Supply Current-Max (ICC) | 95 mA | 95 mA | 50 mA | — | 50 mA | — | — | — | — | — | 95 mA |
| Prop. Delay@Nom-Sup | 12 ns | 12 ns | 18 ns | — | 18 ns | — | — | — | — | — | 12 ns |
| Propagation Delay (tpd) | 12 ns | 12 ns | 18 ns | — | 18 ns | — | — | — | — | — | 12 ns |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified |
| Schmitt Trigger | NO | NO | — | — | — | — | — | — | — | — | NO |
| Supply Voltage-Max (Vsup) | 5.25 V | 5.5 V | 5.25 V | — | 5.25 V | — | — | — | — | 5.5 V | 5.25 V |
| Supply Voltage-Min (Vsup) | 4.75 V | 4.5 V | 4.75 V | — | 4.75 V | — | — | — | — | 3.2 V | 4.75 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | 5 V | 15 V | 5 V | — | — | — | — | — | 5 V |
| Surface Mount | NO | NO | NO | NO | NO | NO | YES | YES | YES | YES | NO |
| Technology | TTL | TTL | TTL | BIPOLAR | TTL | BIPOLAR | BICMOS | CMOS | BIPOLAR | — | TTL |
| Temperature Grade | COMMERCIAL | MILITARY | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | MILITARY | INDUSTRIAL | COMMERCIAL | AUTOMOTIVE | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin/Lead (Sn/Pb) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin/Lead (Sn/Pb) | Matte Tin (Sn) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | GULL WING | GULL WING | GULL WING | GULL WING | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 1.27 mm | 0.5 mm | 1.27 mm | 1.27 mm | 2.54 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| ## SN74LS245N Alternates Showing results | Image | — | — | — | — | — | — | — | — | — | — |
| Reach Compliance Code | — | — | Compliant | — | — | — | — | — | — | — | — |
| ## SN74LS244NE4 Alternates Showing results | — | — | Image | — | — | — | — | — | — | — | — |
| Amplifier Type | — | — | — | OPERATIONAL AMPLIFIER | — | — | — | — | — | — | — |
| Architecture | — | — | — | VOLTAGE-FEEDBACK | — | — | — | — | — | — | — |
| Average Bias Current-Max (IIB) | — | — | — | 0.8 µA | — | — | — | — | — | — | — |
| Bias Current-Max (IIB) @25C | — | — | — | 0.5 µA | — | — | — | — | — | — | — |
| Common-mode Reject Ratio-Min | — | — | — | 70 dB | — | — | — | — | — | — | — |
| Common-mode Reject Ratio-Nom | — | — | — | 90 dB | — | — | — | — | — | — | — |
| Frequency Compensation | — | — | — | YES | — | — | — | — | — | — | — |
| Input Offset Current-Max (IIO) | — | — | — | 0.2 µA | — | — | — | — | — | — | — |
| Input Offset Voltage-Max | — | — | — | 6000 µV | — | — | — | — | — | — | — |
| Low-Bias | — | — | — | YES | — | — | — | — | — | — | — |
| Low-Offset | — | — | — | NO | — | — | — | — | — | — | — |
| Micropower | — | — | — | NO | — | — | — | — | — | — | — |
| Neg Supply Voltage Limit-Max | — | — | — | -18 V | — | — | — | — | — | — | — |
| Neg Supply Voltage-Nom (Vsup) | — | — | — | -15 V | — | — | — | — | — | — | — |
| Power | — | — | — | NO | — | — | — | — | — | — | — |
| Programmable Power | — | — | — | NO | — | — | — | — | — | — | — |
| Slew Rate-Nom | — | — | — | 1.7 V/us | — | — | — | — | — | — | — |
| Subcategory | — | — | — | Operational Amplifier | — | — | — | — | — | — | — |
| Supply Current-Max | — | — | — | 11.28 mA | — | 85 mA | 3.2 mA | 0.41 mA | 35 mA | — | — |
| Supply Voltage Limit-Max | — | — | — | 18 V | — | — | — | — | — | — | — |
| Unity Gain BW-Nom | — | — | — | 3000 | — | — | — | — | — | — | — |
| Voltage Gain-Min | — | — | — | 15000 | — | — | — | — | — | — | — |
| Wideband | — | — | — | NO | — | — | — | — | — | — | — |
| ## RC4136N Alternates Showing results | — | — | — | Image | — | — | — | — | — | — | — |
| ## SN74LS244N Alternates Showing results | — | — | — | — | Image | — | — | — | — | — | — |
| Differential Output | — | — | — | — | — | YES | YES | — | YES | — | — |
| Driver Number of Bits | — | — | — | — | — | 4 | 4 | — | 1 | — | — |
| High Level Input Current-Max | — | — | — | — | — | 0.00005 A | 0.000001 A | — | 0.00002 A | — | — |
| Input Characteristics | — | — | — | — | — | STANDARD | STANDARD | — | DIFFERENTIAL SCHMITT TRIGGER | — | — |
| Interface IC Type | — | — | — | — | — | LINE DRIVER | LINE DRIVER | — | LINE TRANSCEIVER | — | — |
| Interface Standard | — | — | — | — | — | EIA-422-B; TIA-422-B; V.11 | EIA-422-B; TIA-422-B; V.11 | — | EIA-422 | — | — |
| Out Swing-Min | — | — | — | — | — | 2 V | 2 V | — | 2.5 V | — | — |
| Output Low Current-Max | — | — | — | — | — | 0.002 A | 0.02 A | — | 0.008 A | — | — |
| Supply Voltage-Max | — | — | — | — | — | 5.25 V | 5.5 V | — | 5.5 V | — | — |
| Supply Voltage-Min | — | — | — | — | — | 4.75 V | 4.5 V | — | 4.5 V | — | — |
| Supply Voltage-Nom | — | — | — | — | — | 5 V | 5 V | 3 V | 5 V | — | — |
| Supply Voltage1-Max | — | — | — | — | — | 5.25 V | 5.5 V | — | 5.5 V | — | — |
| Supply Voltage1-Min | — | — | — | — | — | 4.75 V | 4.5 V | — | 4.5 V | — | — |
| Supply Voltage1-Nom | — | — | — | — | — | 5 V | 5 V | — | 5 V | — | — |
| Transmit Delay-Max | — | — | — | — | — | 20 ns | 12 ns | — | 15 ns | — | — |
| ## MC3487N Alternates Showing results | — | — | — | — | — | Image | — | — | — | — | — |
| Peak Reflow Temperature (Cel) | — | — | — | — | — | — | 260 | 260 | 260 | 260 | — |
| Receive Delay-Max | — | — | — | — | — | — | 12 ns | — | 22.5 ns | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | — | — | — | 30 | — | 30 | — | — |
| ## AM26C31MDREP Alternates Showing results | — | — | — | — | — | — | Image | — | — | — | — |
| Analog Output Voltage-Max | — | — | — | — | — | — | — | 5.5 V | — | — | — |
| Converter Type | — | — | — | — | — | — | — | D/A CONVERTER | — | — | — |
| Input Bit Code | — | — | — | — | — | — | — | BINARY | — | — | — |
| Input Format | — | — | — | — | — | — | — | SERIAL | — | — | — |
| Linearity Error-Max (EL) | — | — | — | — | — | — | — | 0.1953% | — | — | — |
| Sample Rate | — | — | — | — | — | — | — | 2.5 MHz | — | — | — |
| Settling Time-Max | — | — | — | — | — | — | — | 8.5 µs | — | — | — |
| Settling Time-Nom (tstl) | — | — | — | — | — | — | — | 8.5 µs | — | — | — |
| ## DAC122S085CIMM Alternates Showing results | — | — | — | — | — | — | — | Image | — | — | — |
| Receiver Number of Bits | — | — | — | — | — | — | — | — | 1 | — | — |
| ## DS8921M/NOPB Alternates Showing results | — | — | — | — | — | — | — | — | Image | — | — |
| Manufacturer Package Code | — | — | — | — | — | — | — | — | — | SOIC-8 | — |
| Factory Lead Time | — | — | — | — | — | — | — | — | — | 16 Weeks | — |
| Date Of Intro | — | — | — | — | — | — | — | — | — | 2016-05-26 | — |
| Analog IC - Other Type | — | — | — | — | — | — | — | — | — | THREE TERMINAL VOLTAGE REFERENCE | — |
| Number of Outputs | — | — | — | — | — | — | — | — | — | 1 | — |
| Output Current-Max | — | — | — | — | — | — | — | — | — | 0.03 A | — |
| Output Voltage-Max | — | — | — | — | — | — | — | — | — | 3.003 V | — |
| Output Voltage-Min | — | — | — | — | — | — | — | — | — | 2.997 V | — |
| Output Voltage-Nom | — | — | — | — | — | — | — | — | — | 3 V | — |
| Supply Current-Max (Isup) | — | — | — | — | — | — | — | — | — | 0.55 mA | — |
| Temp Coef of Voltage-Max | — | — | — | — | — | — | — | — | — | 50 ppm/°C | — |
| Trim/Adjustable Output | — | — | — | — | — | — | — | — | — | NO | — |
| Voltage Tolerance-Max | — | — | — | — | — | — | — | — | — | 0.1% | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, CDIP20
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Why Look for Alternatives?
Finding alternatives for SN74LS245N 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.
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What is equivalent to SN74LS245N?
Known equivalents for SN74LS245N include SN54LS245J, SN74LS244NE4, RC4136N. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74LS245N?
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 SN74LS245N 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.