HD6475348R Datasheet, PDF (354/487 Pages) Hitachi Semiconductor – Single-Chip Microcomputer

Table 20-8 (2) Bus Timing (S-Mask Versions) (cont)
–Preliminary–
Item
Bus acknowledge
delay time 2
Bus floating delay time
E clock delay time
E clock rise time
E clock fall time
Read data hold time
(E clock sync)
Write data hold time
(E clock sync)
Symbol
tBACD2
tBZD
tED
tEr
tEf
tRDHE
tWDHE
Conditions D Conditions C Conditions B
8 MHz
Min Max
10 MHz
Min Max
16 MHz
Test
Min Max Unit Condition
– 60
– 55
– 30 ns See figure
20-10
–
tBACD1 –
tBACD1 –
tBACD1 ns
– 20
– 20
– 20
– 20
– 10 ns See figure
– 10 ns ^20-11
– 20
– 20
– 10 ns
0–
0–
0–
ns See figure
20-6
40 –
30 –
10 –
ns
343