SN74LS245NSAlternatives & Equivalent Parts
About SN74LS245NS
SN74LS245NS is a Integrated Circuit component manufactured by Texas Instruments. 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 | SN74LS245NSSource | AD598JRZ | SN74LS138DR | PIC24FJ128DA206-I/MR | SN74LS245DW | SN74LS245DWRG4 |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Analog Devices | Texas Instruments | Microchip | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Quad Flat No-Lead | Small Outline Packages | Small Outline Packages |
| Pin Count | 20 | 20 | 16 | 64 | 20 | 20 |
| Temperature Range | — | ~ 70.0°C | ~ 70.0°C | -40.0°C ~ 85.0°C | ~ 70.0°C | ~ 70.0°C |
| Price | — | $45.4500 | $0.3410 | $6.5500 | $0.2000 | $0.3575 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | OBSOLETE | OBSOLETE |
| Electrical Parameters | ||||||
| Pbfree Code | — | No | Yes | — | — | — |
| Manufacturer Package Code | — | RW-20 | — | QFN-64 | — | — |
| YTEOL | — | 10 | 15 | 8 | 0 | 0 |
| Interface IC Type | — | SIGNAL CONDITIONER | — | — | — | — |
| JESD-30 Code | — | R-PDSO-G20 | R-PDSO-G16 | S-PQCC-N64 | R-PDSO-G20 | R-PDSO-G20 |
| JESD-609 Code | — | e3 | e4 | e3 | e4 | e4 |
| Number of Functions | — | 1 | 1 | — | 8 | 1 |
| Package Body Material | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | — | SOP20,.4 | SOP16,.25 | LCC64,.35SQ,20 | SOP20,.4 | SOP20,.4 |
| Package Shape | — | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR |
| Package Style | — | SMALL OUTLINE | SMALL OUTLINE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | — | 260 | 260 | 260 | 260 | 260 |
| Supply Voltage-Min | — | 13 V | — | 2.2 V | — | — |
| Supply Voltage-Nom | — | 15 V | — | 3.3 V | — | — |
| Surface Mount | — | YES | YES | YES | YES | YES |
| Terminal Finish | — | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | NICKEL PALLADIUM GOLD | NICKEL PALLADIUM GOLD |
| Terminal Form | — | GULL WING | GULL WING | NO LEAD | GULL WING | GULL WING |
| Terminal Pitch | — | 1.27 mm | 1.27 mm | 0.5 mm | 1.27 mm | 1.27 mm |
| Terminal Position | — | DUAL | DUAL | QUAD | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 | 40 | 30 | 30 |
| Additional Feature | — | — | 3 ENABLE INPUTS | — | WITH DIRECTION CONTROL | WITH DIRECTION CONTROL |
| Family | — | — | LS | — | LS | LS |
| Input Conditioning | — | — | STANDARD | — | — | — |
| Load Capacitance (CL) | — | — | 15 pF | — | 45 pF | 45 pF |
| Logic IC Type | — | — | 3-LINE TO 8-LINE DECODER | — | BUS TRANSCEIVER | BUS TRANSCEIVER |
| Max I(ol) | — | — | 0.008 A | — | 0.024 A | 0.024 A |
| Number of Bits | — | — | 8 | — | 8 | 8 |
| Output Polarity | — | — | INVERTED | — | TRUE | TRUE |
| Packing Method | — | — | TR | — | TUBE | TR |
| Power Supply Current-Max (ICC) | — | — | 10 mA | — | 95 mA | 90 mA |
| Prop. Delay@Nom-Sup | — | — | 41 ns | — | 12 ns | 12 ns |
| Propagation Delay (tpd) | — | — | 41 ns | — | 12 ns | 12 ns |
| Qualification Status | — | — | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | — | — | 5.25 V | — | 5.25 V | 5.25 V |
| Supply Voltage-Min (Vsup) | — | — | 4.75 V | — | 4.75 V | 4.75 V |
| Supply Voltage-Nom (Vsup) | — | — | 5 V | — | 5 V | 5 V |
| Technology | — | — | BIPOLAR | CMOS | TTL | TTL |
| Temperature Grade | — | — | COMMERCIAL | INDUSTRIAL | COMMERCIAL | COMMERCIAL |
| ## SN74LS138DR Alternates Showing results | — | — | Image | — | — | — |
| Factory Lead Time | — | — | — | 17 Weeks | — | — |
| Has ADC | — | — | — | YES | — | — |
| Bit Size | — | — | — | 16 | — | — |
| Boundary Scan | — | — | — | YES | — | — |
| CPU Family | — | — | — | PIC24 | — | — |
| Clock Frequency-Max | — | — | — | 48 MHz | — | — |
| DAC Channels | — | — | — | YES | — | — |
| DMA Channels | — | — | — | YES | — | — |
| Format | — | — | — | FIXED POINT | — | — |
| Integrated Cache | — | — | — | NO | — | — |
| Low Power Mode | — | — | — | YES | — | — |
| Number of External Interrupts | — | — | — | 5 | — | — |
| Number of I/O Lines | — | — | — | 52 | — | — |
| Number of Serial I/Os | — | — | — | 4 | — | — |
| Number of Timers | — | — | — | 7 | — | — |
| On Chip Data RAM Width | — | — | — | 8 | — | — |
| On Chip Program ROM Width | — | — | — | 8 | — | — |
| PWM Channels | — | — | — | YES | — | — |
| RAM (bytes) | — | — | — | 98304 | — | — |
| ROM (words) | — | — | — | 131072 | — | — |
| ROM Programmability | — | — | — | FLASH | — | — |
| Screening Level | — | — | — | TS 16949 | — | — |
| Speed | — | — | — | 32 MHz | — | — |
| Supply Current-Max | — | — | — | 18 mA | — | — |
| Supply Voltage-Max | — | — | — | 3.6 V | — | — |
| uPs/uCs/Peripheral ICs Type | — | — | — | MICROCONTROLLER, RISC | — | — |
| Control Type | — | — | — | — | COMMON CONTROL | COMMON CONTROL |
| Count Direction | — | — | — | — | BIDIRECTIONAL | BIDIRECTIONAL |
| Number of Ports | — | — | — | — | 2 | 2 |
| Output Characteristics | — | — | — | — | 3-STATE | 3-STATE |
| Schmitt Trigger | — | — | — | — | NO | — |
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 SN74LS245NS — response within 24 hours.
Quick Links
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Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDSO20
Why Look for Alternatives?
Finding alternatives for SN74LS245NS 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 SN74LS245NS 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 SN74LS245NS?
Known equivalents for SN74LS245NS include AD598JRZ, SN74LS138DR, PIC24FJ128DA206-I/MR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74LS245NS?
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 SN74LS245NS 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.