The SN5408, SN54LS08, and SN54S08 are characterized for operation over the full military temperature range of -55°C to 125°C.

Technology family S
Supply voltage (min) (V) 4.5
Supply voltage (max) (V) 5.5
Number of channels 4
Inputs per channel 2
IOL (max) (mA) 16
IOH (max) (mA) -0.8
Input type Bipolar
Output type Push-Pull
Features Very high speed (tpd 5-10ns)
Data rate (max) (MBps) 50
Rating Military
Operating temperature range (°C) -55 to 125