ez80f91 ZiLOG Semiconductor, ez80f91 Datasheet - Page 358

• Manufacturer Part Number: ez80f91
• Description: Ez80 Acclaimplus!? Connectivity Assp Ez80f91 Assp
• Manufacturer: ZiLOG Semiconductor

Table 238. External Memory Read Timing
PS027001-0707
Parameter
T
T
T
T
T
T
T
T
1
2
3
4
5
6
7
8
ADDR[23:0]
External Memory Read Timing
DATA[7:0]
MREQ
(input)
Abbreviation
PHI Clock Rise to ADDR Valid Delay
PHI Clock Rise to ADDR Hold Time
DATA Valid to PHI Clock Rise Setup Time
PHI Clock Rise to DATA Hold Time
PHI Clock Rise to CSx Assertion Delay
PHI Clock Rise to CSx Deassertion Delay
PHI Clock Rise to MREQ Assertion Delay
PHI Clock Rise to MREQ Deassertion Delay
CSx
PHI
RD
Figure 68
and
Figure 68. External Memory Read Timing
Table 238
T
T
7
9
T
1
T
5
display the timing for external memory reads.
T
CLK
Minimum
1.0
0.5
0.5
2.6
0.0
2.6
1.0
—
T
3
Delay (ns)
T
T
Maximum
2
T
T
6
10
8
8.5
8.0
6.0
7.0
6.3
—
—
—
T
Product Specification
4
Electrical Characteristics
eZ80F91 ASSP
350