ez80f92 ZiLOG Semiconductor, ez80f92 Datasheet - Page 239

• Manufacturer Part Number: ez80f92
• Description: Ez80acclaim Flash Microcontrollers
• Manufacturer: ZiLOG Semiconductor

Table 148. External Read Timing
PS015313-0508
External Memory Write Timing
Figure 59
Parameter
T
T
T
T
T
T
T
T
T
T
ADDR[23:0]
1
2
3
4
5
6
7
8
9
10
DATA[7:0]
(output)
MREQ
CSx
X
WR
IN
and
Abbreviation
Clock Rise to ADDR Valid Delay
Clock Rise to ADDR Hold Time
Input DATA Valid to Clock Rise Setup Time
Clock Rise to DATA Hold Time
Clock Rise to CSx Assertion Delay
Clock Rise to CSx Deassertion Delay
Clock Rise to MREQ Assertion Delay
Clock Rise to MREQ Deassertion Delay
Clock Rise to RD Assertion Delay
Clock Rise to RD Deassertion Delay
Table 149
T
7
T
1
T
Figure 59.External Memory Write Timing
5
on page 232 display the timing for external writes.
T
CLK
T
3
T
9
T
10
T
T
T
4
2
T
6
8
Product Specification
Min
Electrical Characteristics
2.0
1.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
—
Delay (ns)
Max
19.0
18.0
16.0
16.0
16.0
16.0
13
—
—
—
231