MB2146-303A Fujitsu Microelectronics, Inc., MB2146-303A Datasheet - Page 35

• Manufacturer Part Number: MB2146-303A
• Description: 8-bit Microcontroller
• Manufacturer: Fujitsu Microelectronics, Inc.

4. AC Characteristics
(1) Clock Timing
Clock frequency
Clock cycle time
Input clock pulse width
Input clock rise time and
fall time
Parameter
Sym-
t
t
t
t
bol
F
t
t
F
HCYL
LCYL
t
WH1
WL1
WH2
t
WL2
CR
CF
CH
CL
Pin name
X0A, X1A
X0A, X1A
X0, X0A
X0, X1
X0, X1
X0A
X0
Condi-
tions

(Vcc = 2.4 V to 5.5 V, Vss = 0.0 V, T
1.00
1.00
3.00
3.00
3.00
3.00
61.5
30.8
61.5
Min





32.768
32.768
Value
30.5
15.2
Typ










16.25
32.50
10.00
1000
1000
Max
8.13
6.50
4.06





5
MB95150M Series
MHz
MHz When using external clock
MHz Main PLL multiplied by 1
MHz Main PLL multiplied by 2
MHz Main PLL multiplied by 2.5
MHz Main PLL multiplied by 4
Unit
kHz
kHz
ns
ns
ns
ns
µs
µs
When using main
oscillation circuit
When using sub
oscillation circuit
When using sub PLL
When using oscillation
circuit
When using external clock
When using sub clock
When using external clock
Duty ratio is about 30% to
70%.
When using external clock
A
= − 40 °C to + 85 °C)
Remarks
35