Hitachi HD64F3694G TV Mount User Manual


 
Rev. 1.0, 07/01, page 293 of 372
20.2.3 AC Characteristics
Table 20-3 AC Characteristics
V
CC
= 3.0 to 5.5 V, V
SS
= 0.0 V, T
a
= –20 to +75°C, unless otherwise incicated.
Applicable
Values
Reference
Item Symbol Pins Test Condition Min Typ Max Unit Figure
System clock
oscillation
f
OSC
OSC
1
,
OSC
2
V
CC
= 4.0 to 5.5 V 2.0 16.0 MHz *1
frequency
2.0 10.0
System clock (ø) t
cyc
1—64t
OSC
*2
cycle time
12.8 µs
Subclock oscillation
frequency
f
W
X
1
, X
2
32.768 kHz
Watch clock (ø
W
)
cycle time
t
W
X
1
, X
2
30.5 µs
Subclock (ø
SUB
)
cycle time
t
subcyc
2—8t
W
*2
Instruction cycle
time
2 ——t
cyc
t
subcyc
Oscillation
stabilization time
(crystal oscillator)
t
rc
OSC
1
,
OSC
2
10.0 ms
Oscillation
stabilization time
(ceramic oscillator)
t
rc
OSC
1
,
OSC
2
——5.0ms
Oscillation
stabilization time
t
rcx
X
1
, X
2
——2.0s
External clock t
CPH
OSC
1
V
CC
= 4.0 to 5.5 V 25.0 ns Figure 20-1
high width
40.0
External clock t
CPL
OSC
1
V
CC
= 4.0 to 5.5 V 25.0 ns
low width
40.0
External clock t
CPr
OSC
1
V
CC
= 4.0 to 5.5 V 10.0 ns
rise time
15.0
External clock t
CPf
OSC
1
V
CC
= 4.0 to 5.5 V 10.0 ns
fall time
15.0