SN74AHC1G09DCKR-P Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock
The SN74AHC1G09DCKR-P is a single 2-input AND gate with open-drain output from Texas Instruments in the AHC logic family, designed for 2 V to 5.5 V operation. It features a 5-pin SC-70 package for ultra-compact designs with low power consumption. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- SN74AHC1G09DCKR-P Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Single 2-input open-drain AND gate enabling wired-AND bus configurations for flexible multi-device logic sharing
- AHC logic family with 2 V to 5.5 V wide supply range, supporting both 3.3 V and 5 V logic systems
- Ultra-compact 5-pin SC-70 package minimizing board area for space-constrained portable and IoT applications
Applications
The SN74AHC1G09DCKR-P is used in logic signal gating, enable/disable control lines, and wired-AND bus implementations in microcontroller and FPGA-based embedded systems. Its open-drain output makes it ideal for I2C-compatible bus interfaces and pull-up resistor logic designs requiring multi-driver capability. The device is also applied in battery-powered IoT modules and wearables where minimal footprint and low supply current are essential.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What logic function does the SN74AHC1G09DCKR-P perform?
The SN74AHC1G09DCKR-P implements a single 2-input positive AND gate with an open-drain output. The output goes low when both inputs are high; otherwise it is in a high-impedance state, requiring an external pull-up resistor. This enables wired-AND configurations across multiple devices.
What is the supply voltage range for the SN74AHC1G09DCKR-P?
The SN74AHC1G09DCKR-P operates from a supply voltage of 2 V to 5.5 V, making it compatible with both 3.3 V and 5 V logic systems and suitable for battery-powered applications using lithium-ion or alkaline cells.
What package does the SN74AHC1G09DCKR-P use?
The SN74AHC1G09DCKR-P is housed in a 5-pin SC-70 (SOT-323) surface-mount package, an extremely small package that allows integration into space-constrained PCB designs such as wearables, compact IoT devices, and portable consumer electronics.
Why would I use an open-drain AND gate like the SN74AHC1G09DCKR-P?
Open-drain outputs allow multiple devices to share a single signal line in a wired-AND configuration, which is essential for bus protocols like I2C. It also enables voltage level shifting by connecting the pull-up resistor to a different supply voltage than the driving logic, providing interfacing flexibility.
What are common applications for the SN74AHC1G09DCKR-P?
Common applications include I2C bus gating, enable signal control for multi-device systems, logic combination in microcontroller interfaces, wired-AND bus implementations, and level-shifting between 3.3 V and 5 V logic domains in embedded and IoT 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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