Signal Summary
Table 1.
Signal Summary
Signal Name
Address Bus
Data Bus
Size
Address Strobe
Chip Select
Read/Write
Data Strobe
Data Transfer and Size Acknowledge
Reset
Clock
Sense Device
Power Input
Ground
Mnemonic
A0 - A4
D0 - D31
SIZE
AS
CS
R/W
DS
DSACK0, DSACK1
RESET
CLK
SENSE
V
CC
GND
Input/Output
Input
Input/Output
Input
Input
Input
Input
Input
Output
Input
Input
Input/Output
Input
Input
Active State
High
High
Low
Low
Low
High/Low
Low
Low
Low
Three State
Yes
Yes
Low
No
Detailed
Specifications
Scope
Applicable Documents
MIL-STD-883
1. MIL-STD-883: Test Methods And Procedures For Electronics
2. MIL-PRF-38535 Appendix A: General Specifications For Microcircuits
3. Desc Drawing 5962 - 89436xxx
This drawing describes the specific requirements for the microprocessor 68882, 16.67,
20 MHz and 25 MHz, in compliance with MIL-STD-883 class B.
Requirements
General
The microcircuits are in accordance with the applicable document and as specified
herein.
Design and Construction
Terminal Connections
Depending on the package, the terminal connections shall be as shown in Figure 2 and
Lead material and finish shall be any option of MIL-STD-1835.
Lead Material and Finish
6
TS68882
2119A–HIREL–04/02
ATMEL [ ATMEL CORPORATION ]
