m37753ffchp Mitsumi Electronics, Corp., m37753ffchp Datasheet - Page 46

• Manufacturer Part Number: m37753ffchp
• Description: Single Chip 16 Bit Cmos Microcomputer Flash Memory Version
• Manufacturer: Mitsumi Electronics, Corp.

46
Timing requirements
Memory expansion and Microprocessor mode : Low-speed running
Notes 1: When the clock source select bit = “1”, t
t
t
t
t
t
t
t
t
t
t
c
w(H)
w(L)
r
f
su(D–E)
su(PiD–E)
h(E–D)
h(E–PiD)
su(An/A–D)
: f(X
The rise and fall time of input signal must be 100 ns or less respectively, unless otherwise noted.
Symbol
IN
2: When the clock source select bit = “1”, set t
3: Since the values depend on external clock input frequency f(X
) = 12.5 MHz when the clock source selet bit = “1”
the next page.
External clock input cycle time (Note 1)
External clock input high-level pulse width (Note 2)
External clock input low-level pulse width (Note 2)
External clock rise time
External clock fall time
Data input setup time
Port Pi input setup time (i = 4—8)
Data input hold time
Port Pi input hold time (i = 4—8)
Data setup time with address stabilized (Note 3)
(V
otherwise noted)
CC
= 5 V±10 %, V
c
SHINGLE-CHIP 16-BIT CMOS MICROCOMPUTER FLASH MEMORY VERSION
’s minimum limit is 80 ns.
SS
w(H)
= 0 V, T
/t
Parameter
c
and t
a
= –20 to 85 °C , f(X
w(L)
/t
c
ratios to 45 to 55 %.
IN
), calculate them using the bus timing data formula on the page after
IN
) = 25 MHz when the clock source select bit = “0” , unless
MITSUBISHI MICROCOMPUTERS
M37753FFCHP
M37753FFCFP
t
t
c
c
Min.
/2 – 8
/2 – 8
40
30
60
0
0
Limits
55
135
215
(2- access)
Max.
(3- access)
(4- access)
8
8
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns