SN74AS373DW Allicdata Electronics
Allicdata Part #:

SN74AS373DW-ND

Manufacturer Part#:

SN74AS373DW

Price: $ 2.23
Product Category:

Integrated Circuits (ICs)

Manufacturer: Texas Instruments
Short Description: IC LATCH TRANSP OCT D 3ST 20SOIC
More Detail: D-Type Transparent Latch 1 Channel 8:8 IC Tri-Stat...
DataSheet: SN74AS373DW datasheetSN74AS373DW Datasheet/PDF
Quantity: 1000
175 +: $ 2.02950
Stock 1000Can Ship Immediately
$ 2.23
Specifications
Series: 74AS
Packaging: Tube 
Part Status: Active
Logic Type: D-Type Transparent Latch
Circuit: 8:8
Output Type: Tri-State
Voltage - Supply: 4.5 V ~ 5.5 V
Independent Circuits: 1
Delay Time - Propagation: 6ns
Current - Output High, Low: 15mA, 48mA
Operating Temperature: 0°C ~ 70°C
Mounting Type: Surface Mount
Package / Case: 20-SOIC (0.295", 7.50mm Width)
Supplier Device Package: 20-SOIC
Base Part Number: 74AS373
Description

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A latch is a temporary storage device used in digital circuits to store one bit of data. The SN74AS373DW is a latch designed by Texas Instruments, made using open-drain technology. This device is based on the 3-state design, meaning it can be in the low, high, or disabled states, and can be used for data or address latching.

The SN74AS373DW is primarily used in address and data latching applications, where it can be used to interface between a microcontroller and a memory or other external device. By latching the data, the microcontroller can temporarily store the values while other operations occur. This can help reduce system costs and improve performance. The SN74AS373DW also provides a 3-state output, meaning it can be used to enable or disable output signal levels on the device\'s output pins.

The SN74AS373DW features an asynchronous active-low enable which is used to enable the output of the latch. When the enable signal is low, the output is enabled, and when it is high, the output is disabled. This allows the device to be used to control multiple external devices using a single enable signal. In addition, the device also features an active-low enable signal, which is used to enable the address bus or data bus for a single cycle. This signal must be enabled for the device to operate correctly.

The SN74AS373DW also utilizes dual-rail logic to provide the data input. This is done by connecting the data inputs to opposite rails of the power supply. When the data inputs are at the same voltage, the device will latch the data; when they are at different voltages, the device will not latch the data. The data is then transferred to the output latch. The device also supports both bus and single-bit latching.

In terms of power consumption, the SN74AS373DW is relatively efficient. The device only consumes 5 mA of current when active or 5 nA when in the disabled state. This helps to reduce power consumption and also to improve system response times. In addition, the device is designed to operate from a 2.7V to 5.5V supply voltage range, making it compatible with a variety of power sources.

Overall, the SN74AS373DW is an ideal device for address and data latching applications, where the device can be used to quickly and safely store one bit of data. It features low power consumption and a wide operating voltage range, making it a cost-effective choice for many applications. The device can also be used to control multiple external devices, providing further flexibility. While the device may be complex, understanding the basics of its operation and features can help utilize it effectively in a variety of systems.

The specific data is subject to PDF, and the above content is for reference

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