HP 83522A Service Notes page 216

Service Model 83522A
Figure 8-2. Hex Data Rotation Write
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Bit Pattern
I
20 psec
I
-
0.7p sec
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-30 psec
I
! - I
++
I - I
ENABLE
I
I I I I I
I
I
D0
;
D 1
THRU
o
"D7 D6
i-
I I
I
I
I
I
I
I
I
L0
I
J
1
I
I
I
1
I
Figure 8-3. Hex Addressed Fast Read
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Timing Diagram
8-8
I
3
-0.7wec
+
I
I
I
-9psec
I
I
1
1
I
I
I
I
I
I
I
I
1
-- 4V
ENABLE
I
I
L 6
I
I
1
L7
r
J
I
I
I
I
I
I
I
r
I
*
I
I I
*DURATION OF LAST BIT PULSE IS APPROXIMATELY 30pSEC DUE TO DELAY BETWEEN RECYCLE.
J
-
0.3V
I
I
I I
I I I
I
I
I I I
I I
I I
I I I I
I I I I
3-STATE
DQ -D7
-
OV
VALID DATA VALID DATA