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 types shall identify the circuit function as follows:

Device type Generic number Circuit function 01 54LS299 8-bit universal shift/storage register 02 25LS299 8-bit universal shift/storage register

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

Outline letter Case outline R D-8 (20-lead, ¼″ × 1-1/16″), dual-in-line package S F-9 (20-lead, ¼″ × ½″), flat package 2 C-2 (20-terminal, .350″ × .350″), square chip carrier package

Supply voltage range - - - - - - - - - - - - - - - - −0.5 V dc to +7.0 V dc Input voltage range- - - - - - - - - - - - - - - - - −1.5 V dc at −18 mA to +7.0 V dc Storage temperature range- - - - - - - - - - - - - - −65°C to +150°C Maximum power dissipation, (P_D) - - - - - - - - - - 292 mW 1/ Lead temperature (soldering, 10 seconds) - - - - - - +300°C Thermal resistance, junction-to-case (θ_JC): Cases R and S - - - - - - - - - - - - - - - - - - See MIL-M-38510, appendix C Case 2- - - - - - - - - - - - - - - - - - - - - - 80°C/W 2/ Junction temperature (T_J)- - - - - - - - - - - - - - +175°C

Supply voltage (V_CC) - - - - - - - - - - - - - - - - 4.5 V min to 5.5 V max High level output current (I_OH): Q_A through Q_H- - - - - - - - - - - - - - - - - - - −1 mA Q_A' or Q_H' - - - - - - - - - - - - - - - - - - - - −0.4 mA Low level output current (I_OL): Q_A through Q_H- - - - - - - - - - - - - - - - - - - 12 mA Q_A' or Q_H' - - - - - - - - - - - - - - - - - - - - 4 mA Case operating temperature range (T_C)- - - - - - - - −55°C to +125°C Select setup time: Device 01- - - - - - - - - - - - - - - - - - - - - 35 ns min Device 02- - - - - - - - - - - - - - - - - - - - - 23 ns min

Data setup time 3/: Device 01- - - - - - - - - - - - - - - - - - - - - - 20 ns min Device 02- - - - - - - - - - - - - - - - - - - - - - 23 ns min Clear inactive state setup time: Device 01- - - - - - - - - - - - - - - - - - - - - - 20 ns min Device 02- - - - - - - - - - - - - - - - - - - - - - 23 ns min Select hold time - - - - - - - - - - - - - - - - - - - 10 ns min Data hold time 3/: Device 01- - - - - - - - - - - - - - - - - - - - - - 0 ns min Device 02- - - - - - - - - - - - - - - - - - - - - - 9 ns min

intended Use: