CD74HC191MAlternatives & Equivalent Parts
About CD74HC191M
CD74HC191M 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 | CD74HC191MSource | CD74HC191MG4 | CD74HC191M96E4 |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 16 | 16 | 16 |
| Temperature Range | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C |
| Price | $0.2640 | $0.9135 | $0.2890 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | OBSOLETE | OBSOLETE |
| Electrical Parameters | |||
| YTEOL | 0 | 0 | 0 |
| Additional Feature | RCO OUTPUT | RCO OUTPUT | RCO OUTPUT |
| Count Direction | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL |
| Family | HC/UH | HC/UH | HC/UH |
| JESD-30 Code | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 |
| JESD-609 Code | e4 | e4 | e4 |
| Load Capacitance (CL) | 50 pF | 50 pF | 50 pF |
| Load/Preset Input | YES | YES | YES |
| Logic IC Type | BINARY COUNTER | BINARY COUNTER | BINARY COUNTER |
| Max Frequency@Nom-Sup | 20000000 Hz | 20000000 Hz | 20000000 Hz |
| Max I(ol) | 0.0052 A | 0.0052 A | 0.0052 A |
| Mode of Operation | SYNCHRONOUS | SYNCHRONOUS | SYNCHRONOUS |
| Number of Bits | 4 | 4 | 4 |
| Number of Functions | 1 | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.25 | SOP16,.25 | SOP16,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TUBE | TUBE | TR |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Power Supply Current-Max (ICC) | 0.08 mA | 0.08 mA | 0.08 mA |
| Prop. Delay@Nom-Sup | 37 ns | 37 ns | 37 ns |
| Propagation Delay (tpd) | 255 ns | 255 ns | 255 ns |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | 6 V | 6 V | 6 V |
| Supply Voltage-Min (Vsup) | 2 V | 2 V | 2 V |
| Supply Voltage-Nom (Vsup) | 4.5 V | 4.5 V | 4.5 V |
| Surface Mount | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS |
| Temperature Grade | MILITARY | MILITARY | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | NOT SPECIFIED | 30 |
| Trigger Type | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE |
| fmax-Min | 23 MHz | 23 MHz | 23 MHz |
| Pbfree Code | — | Yes | — |
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 CD74HC191M — response within 24 hours.
Quick Links
Binary Counter, HC/UH Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, CMOS, PDSO16
Binary Counter, HC/UH Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, CMOS, PDSO16
Why Look for Alternatives?
Finding alternatives for CD74HC191M 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 CD74HC191M 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.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for CD74HC191M. Get expert recommendations within 24 hours.
FAQ
What is equivalent to CD74HC191M?
Known equivalents for CD74HC191M include CD74HC191MG4, CD74HC191M96E4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of CD74HC191M?
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 CD74HC191M 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.