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SN74HC20DBR is listed in the Inverter Gates range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC GATE NAND 2CH 4-INP 14SSOP. Review the specifications below when checking this part for your BOM.
The SN74HC20DBR is a dual 4-input positive-NAND gate manufactured by Texas Instruments. It operates within a supply voltage range of 2 V to 6 V and supports data rates up to 28 Mbps. The device features push-pull outputs with maximum currents of -5.2 mA (high) and 5.2 mA (low). It functions across an operating temperature range of -40°C to 85°C and is housed in a 14-pin SOIC package.
Verify the specific suffix 'DBR' corresponds to the 14-SOIC surface-mount package and tape-and-reel packaging configuration. Confirm RoHS compliance status and ensure the component matches the intended voltage and speed requirements for the target application environment.
Select this component when a dual 4-input NAND function is required in a compact surface-mount format. Ensure the system voltage remains between 2 V and 6 V. Consider the propagation delay characteristics relative to the system clock speed and verify that the 14-pin SOIC footprint fits the PCB layout constraints.
This part belongs to the SN74HC series, which utilizes high-speed CMOS technology. It is designed as a replacement for older LS-TTL logic families while offering lower power consumption and wider voltage tolerance. The HC series is widely used in general digital electronics for its compatibility with standard logic levels.
Compatible substitutes include SN74HC20DR and SN74HC20N. Verify pinout compatibility and electrical specifications before substitution.
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