UPD17P068 Datasheet, PDF (28/36 Pages) NEC – 4-BIT SINGLE-CHIP MICROCONTROLLER WITH ON-CHIP HARDWARE FOR TV SYSTEMS

µPD17P068
AC Characteristics (Reference characteristics: TA = −40 to +85 ˚C, V DD = 5 V ± 10 %)
Parameter
Input frequency 1
Input frequency 2
Input frequency 3
Symbol
Conditions
fVCO VCO square wave input
fTMR TMIN (P1B3)
fHS
HSCNT (P0B3)
VIN = 0.7 VP−P
Duty 50 %
MIN.
0.7
45
10
TYP.
MAX.
20
65
20
Unit
MHz
Hz
kHz
A/D Converter Characteristics (Reference characteristics: TA = −10 to +50 ˚C, V DD = 5 V ± 10 %)
Parameter
Symbol
A/D conversion absolute accuracy
ADC0-ADC7
A/D conversion resolution
ADC0-ADC7
A/D input impedance
ADC0-ADC7
Conditions
MIN. TYP. MAX. Unit
±1
±1.5 LSB
6
bit
1
MΩ
DC Programming Characteristics (TA = 25 ˚C, V DD = 6.0 ± 0.25 V, VPP = 12.5 ± 0.5 V)
Parameter
High-level input voltage
Low-level input voltage
Input leakage current
High-level output voltage
Low-level output voltage
VDD supply current
VPP supply current
Symbol
Conditions
VIH1 Except for CLK
VIH2 CLK
VIL1 Except for CLK
VIL2 CLK
ILI
VIN = VIL or VIH
VOH IOH = −1 mA
VOL IOL = 1 mA
IDD
IPP
MD0 = VIL, MD1 = VIH
Cautions 1. VPP must not exceed +13.5 V including overshoot.
2. VDD should be applied before VPP and cut after VPP.
MIN. TYP. MAX. Unit
0.7 VDD
VDD
V
VDD − 0.5
VDD
V
0
0.3 VDD
V
0
0.4
V
±10
µA
VDD − 1.0
V
1.0
V
30
mA
30
mA
28