Part Details for 74LS490N by Rochester Electronics LLC
Overview of 74LS490N by Rochester Electronics LLC
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (10 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- 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.
Applications
Education and Research
Space Technology
Aerospace and Defense
Automotive
Available Datasheets
| Part # | Manufacturer | Description | Datasheet |
|---|---|---|---|
| SN74LS490N | Rochester Electronics LLC | Decade Counter, LS Series, Asynchronous, Negative Edge Triggered, 4-Bit, Up Direction, TTL, PDIP16, PLASTIC, DIP-16 |
Part Details for 74LS490N
74LS490N CAD Models
74LS490N Part Data Attributes
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74LS490N
Rochester Electronics LLC
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Datasheet
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74LS490N
Rochester Electronics LLC
Decade Counter,
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| Part Life Cycle Code | Active | |
| Ihs Manufacturer | ROCHESTER ELECTRONICS LLC | |
| Package Description | , | |
| Reach Compliance Code | unknown | |
| HTS Code | 8542.39.00.01 | |
| Count Direction | UP | |
| Family | LS | |
| JESD-30 Code | R-PDIP-T16 | |
| Length | 19.8 mm | |
| Load Capacitance (CL) | 15 pF | |
| Load/Preset Input | YES | |
| Logic IC Type | DECADE COUNTER | |
| Max Frequency@Nom-Sup | 25000000 Hz | |
| Max I(ol) | 0.008 A | |
| Mode of Operation | ASYNCHRONOUS | |
| Number of Bits | 4 | |
| Number of Functions | 2 | |
| Number of Terminals | 16 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | DIP | |
| Package Equivalence Code | DIP16,.3 | |
| Package Shape | RECTANGULAR | |
| Package Style | IN-LINE | |
| Power Supply Current-Max (ICC) | 26 mA | |
| Prop. Delay@Nom-Sup | 54 ns | |
| Propagation Delay (tpd) | 54 ns | |
| Seated Height-Max | 5.08 mm | |
| Supply Voltage-Max (Vsup) | 5.25 V | |
| Supply Voltage-Min (Vsup) | 4.75 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | NO | |
| Technology | TTL | |
| Terminal Form | THROUGH-HOLE | |
| Terminal Pitch | 2.54 mm | |
| Terminal Position | DUAL | |
| Trigger Type | NEGATIVE EDGE | |
| Width | 7.62 mm | |
| fmax-Min | 25 MHz |
Alternate Parts for 74LS490N
This table gives cross-reference parts and alternative options found for 74LS490N. 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 74LS490N, 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.
| Part Number | Description | Manufacturer | Compare |
|---|---|---|---|
| SN74LS490JS | LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP DECADE COUNTER, CDIP16, CERAMIC, DIP-16 | Motorola Mobility LLC | 74LS490N vs SN74LS490JS |
| M38510/32703BEX | Decade Counter, LS Series, Asynchronous, Positive Edge Triggered, 4-Bit, Up Direction, TTL, CDIP16, CERAMIC, DIP-16 | Lansdale Semiconductor Inc | 74LS490N vs M38510/32703BEX |
| M38510/32703BEA | Decade Counter, LS Series, Asynchronous, Positive Edge Triggered, 4-Bit, Up Direction, TTL, CDIP16, CERAMIC, DIP-16 | Rochester Electronics LLC | 74LS490N vs M38510/32703BEA |
| SN74LS490NDS | Decade Counter, LS Series, Asynchronous, Negative Edge Triggered, 4-Bit, Up Direction, TTL, PDIP16, PLASTIC, DIP-16 | Motorola Semiconductor Products | 74LS490N vs SN74LS490NDS |
| T74LS490B1 | LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP DECADE COUNTER, PDIP16, PLASTIC, DIP-16 | STMicroelectronics | 74LS490N vs T74LS490B1 |
| SN54LS490J-00 | LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP DECADE COUNTER, CDIP16 | Texas Instruments | 74LS490N vs SN54LS490J-00 |
| DM74LS490N | LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP DECADE COUNTER, PDIP16, PLASTIC, DIP-16 | Texas Instruments | 74LS490N vs DM74LS490N |
| SN74LS490JS | Decade Counter, LS Series, Asynchronous, Negative Edge Triggered, 4-Bit, Up Direction, TTL, CDIP16, CERAMIC, DIP-16 | Motorola Semiconductor Products | 74LS490N vs SN74LS490JS |
| SNJ54LS490J | LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP DECADE COUNTER, CDIP16, CERAMIC, DIP-16 | Texas Instruments | 74LS490N vs SNJ54LS490J |
| SN74LS490N | Decade Counter, LS Series, Asynchronous, Negative Edge Triggered, 4-Bit, Up Direction, TTL, PDIP16, PLASTIC, DIP-16 | Rochester Electronics LLC | 74LS490N vs SN74LS490N |