CD74AC05ME4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The CD74AC05ME4 is a hex inverter with open-drain outputs from Texas Instruments, part of the AC logic family, in a 14-pin SOIC package. It provides six independent single-input inverters with 24 mA open-drain outputs and 50 pF load tolerance. Available from stock worldwide with competitive pricing.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- CD74AC05ME4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Six independent open-drain inverter outputs enabling wired-AND bus configurations and level shifting to higher voltages beyond the supply rail
- Advanced CMOS AC logic family with 1.5V to 5.5V supply voltage range delivering high-speed switching with low power consumption
- 24 mA open-drain output drive capability supporting direct LED drive, bus pull-up, and interface applications requiring flexible load management
- 14-pin SOIC package with Pb-free e4 RoHS-compliant construction suitable for automated surface-mount assembly in industrial and consumer electronics
Applications
The CD74AC05ME4 is widely used in digital logic designs where open-drain outputs are needed for wired-AND bus connections, allowing multiple outputs to share a single signal line with a common pull-up resistor. Its open-drain architecture also enables level-shifting between different logic voltage domains, making it ideal for interfacing 3.3V logic with 5V or higher-voltage peripheral devices. Additional applications include LED drivers, active-low enable signal generation, and I2C-compatible bus driver implementations in industrial and embedded systems.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Family | AC |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | INVERTER |
| Max I(ol) | 0.024A |
| Number of Functions | 6 |
| Number of Inputs | 1 |
| Output Characteristics | OPEN-DRAIN |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 0.08mA |
| Prop. Delay@Nom-Sup | 9.1ns |
| Propagation Delay (tpd) | 103ns |
| Qualification Status | Not Qualified |
| Schmitt Trigger | NO |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 1.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | MILITARY |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| ## CD74AC05ME4 Alternates Showing results | Image |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for CD74AC05ME4:
Frequently Asked Questions
What is the significance of open-drain outputs on the CD74AC05ME4?
Open-drain outputs, as found on the CD74AC05ME4, allow multiple device outputs to be connected together on a shared bus line with a single external pull-up resistor. This enables wired-AND logic, level shifting to higher voltages, and flexible output voltage selection independent of the device supply voltage.
How many inverter channels does the CD74AC05ME4 provide?
The CD74AC05ME4 contains six independent single-input inverter channels, all with open-drain outputs. Each inverter inverts its single input signal, providing six separate logic inversion functions in one 14-pin SOIC package, reducing component count in multi-channel inversion applications.
What is the maximum output sink current of the CD74AC05ME4?
Each open-drain output of the CD74AC05ME4 can sink up to 24 mA, making it suitable for directly driving LEDs, relays with appropriate protection, and bus lines with pull-up resistors. This drive capability is sufficient for most standard logic interface and indicator drive applications.
What supply voltage range does the CD74AC05ME4 support?
The CD74AC05ME4 AC logic family supports supply voltages from 1.5V to 5.5V, providing broad compatibility with modern low-voltage and standard 5V digital systems. This range makes it suitable for 1.8V, 2.5V, 3.3V, and 5V logic designs across industrial, embedded, and consumer electronics applications.
What are common applications for hex inverters with open-drain outputs?
Common applications include I2C bus signal generation, wired-AND logic for multi-master bus arbitration, voltage-level translation between 3.3V logic and 5V or 12V peripherals, active-low reset signal driving, LED control with current limiting, and open-collector-compatible interface designs in industrial control and embedded computing systems.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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