| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| 54LS193LMQB | Texas Instruments | Check for Price | Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, CQCC20 | SNJ54LS193FK vs 54LS193LMQB |
| M38510/31508B2A | National Semiconductor Corporation | Check for Price | Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, CQCC20 | SNJ54LS193FK vs M38510/31508B2A |
| M38510/31508B2A | Teledyne HiRel | Check for Price | Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, CQCC20 | SNJ54LS193FK vs M38510/31508B2A |
| M38510/31508B2A | Texas Instruments | Check for Price | Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, CQCC20 | SNJ54LS193FK vs M38510/31508B2A |
Part Details for SNJ54LS193FK by Texas Instruments
Results Overview of SNJ54LS193FK by Texas Instruments
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (4 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (3 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
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SNJ54LS193FK Information
SNJ54LS193FK by Texas Instruments is a Counter.
Counters are under the broader part category of Logic Components.
Digital logic governs the behavior of signals in electronic circuits, enabling complex decisions based on simple binary inputs (yes/no). Logic components perform operations from these signals. Read more about Logic Components on our Logic part category page.
Available Datasheets
| Part # | Manufacturer | Description | Datasheet |
|---|---|---|---|
| SNJ54LS193FK | Texas Instruments | Synchronous 4-Bit Up/Down Counters (Dual Clock With Clear) 20-LCCC -55 to 125 |
Price & Stock for SNJ54LS193FK
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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Vyrian | Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, CQCC20 | 7118 |
|
RFQ |
US Tariff Estimator: SNJ54LS193FK by Texas Instruments
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
SNJ54LS193FK Part Data Attributes
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SNJ54LS193FK
Texas Instruments
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Datasheet
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SNJ54LS193FK
Texas Instruments
Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, CQCC20
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| Pbfree Code | Yes | |
| Part Life Cycle Code | Active | |
| Part Package Code | QLCC | |
| Pin Count | 20 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.90 | |
| Additional Feature | Tco Up And Tco Down Outputs; Separate Up/Down Clock | |
| Count Direction | Bidirectional | |
| Family | Ls | |
| JESD-30 Code | S-CQCC-N20 | |
| JESD-609 Code | e0 | |
| Length | 8.89 Mm | |
| Load Capacitance (CL) | 15 Pf | |
| Load/Preset Input | Yes | |
| Logic IC Type | Binary Counter | |
| Max Frequency@Nom-Sup | 25000000 Hz | |
| Max I(ol) | 0.008 A | |
| Mode of Operation | Synchronous | |
| Number of Bits | 4 | |
| Number of Functions | 1 | |
| Number of Terminals | 20 | |
| Operating Temperature-Max | 125 °C | |
| Operating Temperature-Min | -55 °C | |
| Package Body Material | Ceramic, Metal-Sealed Cofired | |
| Package Code | QCCN | |
| Package Equivalence Code | LCC20,.35SQ | |
| Package Shape | Square | |
| Package Style | Chip Carrier | |
| Packing Method | Tube | |
| Power Supply Current-Max (ICC) | 34 Ma | |
| Prop. Delay@Nom-Sup | 47 Ns | |
| Propagation Delay (tpd) | 47 Ns | |
| Qualification Status | Not Qualified | |
| Screening Level | Mil-Prf-38535 | |
| Seated Height-Max | 2.03 Mm | |
| Supply Voltage-Max (Vsup) | 5.25 V | |
| Supply Voltage-Min (Vsup) | 4.75 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | Yes | |
| Technology | Ttl | |
| Temperature Grade | Military | |
| Terminal Finish | Tin/Lead (Sn/Pb) | |
| Terminal Form | No Lead | |
| Terminal Pitch | 1.27 Mm | |
| Terminal Position | Quad | |
| Trigger Type | Positive Edge | |
| Width | 8.89 Mm | |
| fmax-Min | 25 Mhz |
Alternate Parts for SNJ54LS193FK
This table gives cross-reference parts and alternative options found for SNJ54LS193FK. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of SNJ54LS193FK, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
SNJ54LS193FK Frequently Asked Questions (FAQ)
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The maximum operating frequency of the SNJ54LS193FK is 30 MHz, but it can be affected by factors such as supply voltage, temperature, and load capacitance.
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To ensure reliable operation in high-temperature environments, it is recommended to follow proper thermal management practices, such as providing adequate heat sinking and airflow, and derating the device's operating frequency and voltage as necessary.
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The recommended power-on sequence for the SNJ54LS193FK is to apply the power supply voltage (VCC) before applying the clock signal (CLK). This helps to prevent unwanted latch-up or oscillation during power-up.
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The SNJ54LS193FK is a 5V device, but it can be used in 3.3V or 2.5V systems with proper voltage translation and level shifting. However, the device's performance and functionality may be affected, and additional circuitry may be required to ensure reliable operation.
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Asynchronous inputs to the SNJ54LS193FK should be synchronized to the clock signal (CLK) using a synchronizer circuit or a flip-flop to prevent metastability and ensure reliable operation.