1-99
Table 1-28.—Microcircuit Part Number Breakdown
1
2
3
4
5
6
M38510/
001
04
B
C
B
1.
Military Specification Designator
2.
Detail Specification (Group of devices of similar function)
3.
Device Type (Specific part type in group)
4.
Device Class:
Class A - Manual space program
Class B - Avionics, space satellites
Class C - Prototype, noncritical ground systems
5.
Case outline:
A--1/4" 1/4" Flat Pack 14 Pin
B--1/4" 1/8" Flat Pack 14 Pin
C--Dip 14 Pin
D--1/4" 3/8" Flat Pack 14 Pin
E--Dip 16 Pin
F--1/4" 3/8" Flat Pack 16 Pin
G--Can to 99 8 Pin
H--1/4" 1/4" Flat Pack 10 Pin
I--Can to 100 10 Pin
J--Dip 24 Pin
K--3/8" 5/8" Flat Pack 24 Pin
L--3/8" 1/2" Flat Pack 24 Pin
X--To 5
Y--To 3
Z--1/4" 3/8" Flat Pack 24 Pin
6.
Lead finish:
A--Hot Solder
B--Tin Plate
C--Gold Plate
Table 1-29 is a microcircuit-part-number-to-circuit-type crossover list. By using this table and table
1-28, we find our example part number M38510/00104BCB is a 5400 microcircuit type in class B, with
14 pin DIP, and tin plate leads.
