UPD75P216ACW NEC, UPD75P216ACW Datasheet - Page 16

• Manufacturer Part Number: UPD75P216ACW
• Description: 4-BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC

AC Characteristics (T
Note 1. The CPU clock (ø) cycle time is decided by the oscillation frequency of the resonator, system clock
16
CPU clock time
(minimum instruction
execution time = 1 machine cycle)
TI0 input frequency
TI0 input high- and low-level width t
SCK cycle time
SCK high- and low-level width
SI setup time (to SCK )
SI hold time (to SCK )
SCK
Interrupt inputs
high- and low-level width
RESET low-level width
2. This is 2t
control register (SCC), and processor clock control register (PCC).
The figure to the right indicates cycle time (t
main system clock.
SO output delay time
Parameter
Note 1
CY
or 128/f
a
= –10 to +70 C, V
0.5
50
10
XX
5
1
0
according to the interrupt mode register setting (IM0).
Symbol
t
TIH
KH
t
t
t
t
INTH
t
t
t
t
KSO
INTL
f
KCY
RSL
SIK
KSI
1
, t
CY
, t
TI
TIL
KL
,
t
DD
CY
Power supply voltage V
Main system clock
Subsystem clock
2
vs V
= +5 V 10%)
DD
3
(Main system clock)
CY
Conditions
) characteristics for supply voltage V
4
operating range
Guaranteed
5
DD
[V]
6
Input
Output
Input
Output t
INT0
INT1
INT2, 4
KCY
MIN.
0.95
0.83
0.95
Note 2
2t
114
100
400
0.8
0.4
10
10
/2-50
0
CY
TYP.
122
DD
when using the
MAX.
125
300
0.6
32
PD75P216A
MHz
Unit
ns
ns
ns
ns
s
s
s
s
s
s
s
s
s
s