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SN74LS170

Motorola
Part Number SN74LS170
Manufacturer Motorola
Description 4 x 4 REGISTER FILE OPEN-COLLECTOR
Published Jan 9, 2017
Detailed Description 4 x 4 REGISTER FILE OPEN-COLLECTOR The TTL / MSI SN54 / 74LS170 is a high-speed, low-power 4 x 4 Register File organized...
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SN74LS170
SN74LS170

Overview
4 x 4 REGISTER FILE OPEN-COLLECTOR The TTL / MSI SN54 / 74LS170 is a high-speed, low-power 4 x 4 Register File organized as four words by four bits.
Separate read and write inputs, both address and enable, allow simultaneous read and write operation.
Open-collector outputs make it possible to connect up to 128 outputs in a wired-AND configuration to increase the word capacity up to 512 words.
Any number of these devices can be operated in parallel to generate an n-bit length.
The SN54 / 74LS670 provides a similar function to this device but it features 3-state outputs.
• Simultaneous Read/ Write Operation • Expandable to 512 Words of n-Bits • Typical Access Time of 20 ns • Low Leakage Open-C...


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