SN74LS157NAlternatives & Equivalent Parts
About SN74LS157N
SN74LS157N 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.
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Specification Comparison
| Parameter | SN74LS157NSource | STM32F411CEU6 | LM134H |
|---|---|---|---|
| Manufacturer | Texas Instruments | STMicroelectronics | Texas Instruments |
| Package Type | Dual-In-Line Packages | Quad Flat No-Lead | Other |
| Pin Count | 16 | 49 | 3 |
| Temperature Range | ~ 70.0°C | -40.0°C ~ 85.0°C | — |
| Price | $0.1960 | $2.9200 | $12.7800 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||
| Pbfree Code | Yes | — | Yes |
| YTEOL | 15 | 9 | 15 |
| Family | LS | — | — |
| JESD-30 Code | R-PDIP-T16 | S-XQCC-N48 | — |
| JESD-609 Code | e4 | e3 | e0 |
| Load Capacitance (CL) | 15 pF | — | — |
| Logic IC Type | MULTIPLEXER | — | — |
| Max I(ol) | 0.008 A | — | — |
| Number of Bits | 4 | — | — |
| Number of Functions | 4 | — | — |
| Number of Inputs | 2 | — | — |
| Number of Outputs | 1 | — | — |
| Output Characteristics | OPEN-EMITTER | — | — |
| Output Polarity | TRUE | — | — |
| Package Body Material | PLASTIC/EPOXY | UNSPECIFIED | — |
| Package Equivalence Code | DIP16,.3 | LCC48,.27SQ,20 | — |
| Package Shape | RECTANGULAR | SQUARE | — |
| Package Style | IN-LINE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | — |
| Packing Method | TUBE | — | — |
| Power Supply Current-Max (ICC) | 16 mA | — | — |
| Prop. Delay@Nom-Sup | 14 ns | — | — |
| Propagation Delay (tpd) | 14 ns | — | — |
| Qualification Status | Not Qualified | — | — |
| Supply Voltage-Max (Vsup) | 5.25 V | — | — |
| Supply Voltage-Min (Vsup) | 4.75 V | — | — |
| Supply Voltage-Nom (Vsup) | 5 V | — | — |
| Surface Mount | NO | YES | — |
| Technology | TTL | CMOS | — |
| Temperature Grade | COMMERCIAL | INDUSTRIAL | — |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Tin/Lead (Sn/Pb) |
| Terminal Form | THROUGH-HOLE | NO LEAD | — |
| Terminal Pitch | 2.54 mm | 0.5 mm | — |
| Terminal Position | DUAL | QUAD | — |
| ## SN74LS157N Alternates Showing results | Image | — | — |
| Factory Lead Time | — | 15 Weeks | — |
| Has ADC | — | YES | — |
| Bit Size | — | 32 | — |
| Boundary Scan | — | YES | — |
| CPU Family | — | CORTEX-M4 | — |
| Clock Frequency-Max | — | 26 MHz | — |
| DAC Channels | — | NO | — |
| DMA Channels | — | YES | — |
| Format | — | FLOATING POINT | — |
| Integrated Cache | — | NO | — |
| Low Power Mode | — | YES | — |
| Number of External Interrupts | — | 16 | — |
| Number of I/O Lines | — | 36 | — |
| On Chip Data RAM Width | — | 8 | — |
| On Chip Program ROM Width | — | 8 | — |
| PWM Channels | — | YES | — |
| Peak Reflow Temperature (Cel) | — | 260 | — |
| RAM (bytes) | — | 131072 | — |
| RAM (words) | — | 65536 | — |
| ROM (words) | — | 524288 | — |
| ROM Programmability | — | FLASH | — |
| Speed | — | 100 MHz | — |
| Supply Current-Max | — | 34.5 mA | — |
| Supply Voltage-Max | — | 3.6 V | — |
| Supply Voltage-Min | — | 3.3 V | — |
| Supply Voltage-Nom | — | 3.3 V | — |
| uPs/uCs/Peripheral ICs Type | — | MICROCONTROLLER, RISC | — |
| ## STM32F411CEU6 Alternates Showing results | — | Image | — |
| Analog IC - Other Type | — | — | Other Semiconductors |
| Input Voltage-Max | — | — | 40 V |
| Input Voltage-Min | — | — | 0.8 V |
| Output Current-Max | — | — | 0.00001 A |
| ## LM134H 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 2 alternatives for SN74LS157N — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for SN74LS157N 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 SN74LS157N 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 SN74LS157N?
Known equivalents for SN74LS157N include STM32F411CEU6, LM134H. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74LS157N?
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 SN74LS157N 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.