datasheets 74ls670 free download

File name 74ls670.pdf

SN54/74LS670 4 x 4 REGISTER FILE WITH 3-STATE OUTPUTS The TTL / MSI SN54 / 74LS670 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. 4 x 4 REGISTER FILE The 3-state outputs make it possible to connect up to 128 outputs to in- WITH 3-STATE OUTPUTS crease the word capacity up to 512 words. Any number of these devices can be operated in parallel to generate an n-bit length. LOW POWER SCHOTTKY The SN54 / 74LS170 provides a similar function to this device but it features open-collector outputs.