Figure 22.18 Output Load Circuit - Hitachi H8/3062 Hardware Manual

Output pin of
H8/3062 mask ROM
B-mask version,
H8/3061 mask ROM
B-mask version, or
H8/3060 mask ROM
B-mask version
750
R
C
H

Figure 22.18 Output Load Circuit

R
L
C = 90 pF: ports 1 to 6, 8
C = 30 pF: ports 9, A, B, RESO
Ω
R = 2.4 k
L
Ω
R = 12 k
H
Input/output timing measurement levels
• Low: 0.8 V
• High: 2.0 V