The 74LS21 device contains two independent gates each of which performs the logic NAND function. The 74LS21 feature is an alternate Military/Aerospace device is available. Contact a National Semiconductor Sales Office/ Distributor for specifications.
|TA||Operating Ambient Temperature Range||-55||25||125||°C|
|IOH||Output Current — High||–0.4||m A|
|IOL||High-level Output Current||8||m A|
* product image for illustration purposes only. actual product may vary.