UPD65 NEC [NEC], UPD65 Datasheet - Page 50

• Manufacturer Part Number: UPD65
• Description: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR INFRARED REMOTE CONTROL TRANSMISSION
• Manufacturer: NEC [NEC]

AC Characteristics (T
POC Circuit (T
System Clock Oscillation Circuit Characteristics (T
50
Command execution time t
K
width
POC-detected voltage
Oscillator frequency
(ceramic resonator)
I
Note 10 + 52/f
Remark t
Note Refers to the voltage with which the POC circuit cancels an internal reset. If VP
, S
0
, S
Parameter
Parameter
Parameter
1
, S
is released.
From the time of V
of V
2
CY
high-level
POC
A
= 64/f
= –40 to +85 C)
X
V
Note
+ oscillation growth time
DD
X
A
(f
lasts less than 1 ms, the internal reset may not take effect.
X
= –40 to +85 C, V
Symbol
Symbol
Symbol
: System clock oscillator frequency)
t
V
f
CY
H
X
POC
POC
V
When releasing STANDBY mode
DD
until the internal reset takes effect, lag of up to 1 ms occurs. When the period
DD
Data Sheet U14380EJ2V0DS00
= 2.0 to 3.6 V)
Test Conditions
Test Conditions
Test Conditions
A
= –40 to +85 C, V
In HALT mode
In STOP mode
DD
= 2.0 to 3.6 V)
MIN.
Note
MIN.
MIN.
7.9
2.4
10
10
OC
TYP.
TYP.
TYP.
1.85
3.64
< V
DD
, the internal reset
MAX.
MAX.
MAX.
2.0
8.0
27
PD64A, 65
MHz
Unit
Unit
Unit
V
s
s
s
s