scope:

This drawing describes device requirements for class B microcircuits in accordance with 1.2.1 of MIL-STD-883, "Provisions for the use of MIL-STD-883 in conjunction with compliant non-JAN devices".

The complete part number shall be as shown in the following example:

The device type shall identify the circuit function as follows:

Device type Generic number Circuit function 01 54LS592 8-bit binary counter with input registers

The case outlines shall be as designated in appendix C of MIL-M-38510, and as follows:

Outline letter Case outline E D-2 (16-lead, ¼" × ⅞"), dual-in-line package F F-5 (16-lead, ¼" × ⅜"), flat package 2 C-2 (20 terminal, .350" × .350"), square chip carrier package

Supply voltage range - - - - - - - - - - - - - −0.5 V to +7.0 V Input voltage range - - - - - - - - - - - - - −1.5 V dc at −18 mA to +7.0 V dc Maximum power dissipation (P_D) 1/ - - - - - - 330 mW Storage temperature range- - - - - - - - - - - −65°C to +150°C Lead temperature (soldering, 10 seconds) - - - +300°C Junction temperature - - - - - - - - - - - - - +175°C Thermal resistance, junction-to-case (θ_JC): Cases E, F and 2 - - - - - - - - - - - - - - See MIL-M-38510, appendix C

Supply voltage (V_CC) - - - - - - - - - - - - - 4.5 V dc to 5.5 V dc Minimum high-level input voltage (V_IH) - - - - 2.0 V Maximum low-level input voltage (V_IL)- - - - - 0.7V Maximum high-level output current, [R bar][C bar][O bar] (I_OH) - −1.0 mA Maximum low-level output current, [R bar][C bar][O bar] (I_OL)- - 8.0 mA Counter clock frequency (f_CCK) - - - - - - - - 0.0 MHz to 20.0 MHz Minimum counter clock pulse width (t_{[W bar][C bar][C bar][K bar]})- - - 25 ns Minimum counter clear pulse width (t_{[W bar][C bar][C bar][L bar][R bar]}) - - 20 ns Minimum register clock pulse width (t_{[W bar][R bar][C bar][K bar]}) - - 20 ns Minimum counter load pulse width (t_{W[C bar][L bar][O bar][A bar][D bar]}) - - 40 ns

Minimum setup time (t_su): [C bar][C bar][K bar][E bar][N bar] low before CCK↑ - - - - - - - - - - - - 30 ns [C bar][C bar][L bar][R bar] inactive before CCK↑ - - - - - - - - - - 20 ns [C bar][L bar][O bar][A bar][D bar] inactive before CCK↑ - - - - - - - - - 20 ns RCK↑ before [C bar][L bar][O bar][A bar][D bar] 2/- - - - - - - - - - - - - 30 ns Data A thru H before RCK↑ - - - - - - - - - - 20 ns Minimum hold time (t_h) - - - - - - - - - - - - 0 ns Case operating temperature range (T_C)- - - - - −55°C to +125°C

intended Use: