CHAPTER 16 ELECTRICAL SPECIFICATIONS
649
User’s Manual U15195EJ5V0UD
(c) Read cycle (CLKOUT synchronous/asynchronous, 1 wait)
CLKOUT (output)
A16 to A21 (output)
RD (output)
AD0 to AD15 (I/O)
ASTB (output)
WAIT (input)
T1
T2
TW
T3
Address
Hi-Z
<40>
<20>
<41>
<42>
<17>
<28>
<43>
<22>
<36>
<38>
<37>
<39>
<32>
<34>
<33>
<35>
<47>
<47>
<48>
<21>
<27>
<19>
<18>
<44>
<45>
<42>
<23>
<43>
<24>
<26>
<25>
<48>
Data
Caution When using the CLKOUT signal for interfacing with external devices, set the internal
system clock frequency (f
XX
) to 32 MHz or lower.
Remark
LWR and UWR are high level.
Содержание PD703114
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