scope:

This drawing describes device requirements for MIL-STD-883 compliant, non-JAN class level B microcircuits in accordance with MIL-PRF-38535, appendix A.

The complete PIN is as shown in the following example:

The device type(s) identify the circuit function as follows:

Device Type Generic number Circuit function 01 54LS253 Dual 4-line to 1-line data selector/multiplexer

The case outline(s) are as designated in MIL-STD-1835 and as follows:

Outline letter Descriptive designator Terminals Package style E GDIP1-T16 or CDIP2-T16 16 Dual-in-line F GDFP2-F16 or CDFP3-F16 16 Flat pack 2 CQCC1-N20 20 Square leadless chip carrier

The lead finish is as specified in MIL-PRF-38535, appendix A.

Supply voltage range (V_CC) ................................ −0.5 V dc to +7.0 V dc Input voltage range (V_I) .................................. −1.5 V dc at −18 mA to +5.5 V dc Storage temperature range ................................. −65° C to +150° C Maximum power dissipation (P_D) 4/ ....................... 77 mW Lead temperature (soldering, 10 seconds) .................. +300° C Thermal resistance, junction-to-case (Θ_JC): Cases E, F and 2 ....................................... See MI L-STD-1835 Junction temperature (T_J) ................................. +175° C

Supply Voltage (V_CC) ...................................... +4.5 V dc minimum to +5.5 V dc maximum Minimum High-level input voltage (V_IH) .................... +2.0 V dc Maximum low-level input voltage (V_IL) ..................... 0.7 V dc Case operating temperature range (T_C) ..................... −55° C to +1 25° C

intended Use:

Microcircuits conforming to this drawing are intended for use for Government microcircuit applications (original equipment), design applications, and logistics purposes.