參數(shù)資料
型號: μPD78070AY
廠商: NEC Corp.
英文描述: 8 Bit Single Chip Microcontrollers(8位單片微控制器)
中文描述: 8位單片機微控制器(8位單片微控制器)
文件頁數(shù): 59/72頁
文件大小: 524K
代理商: ΜPD78070AY
μ
PD78070AY
59
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
Resolution
8
bit
Total error
R = 2 M
Note 1
1.2
%
R = 4 M
Note 1
0.8
%
R = 10 M
Note 1
0.6
%
Settling time
C = 30 pF
Note 1
4.5 V
AV
REF1
5.5 V
10
μ
s
2.7 V
AV
REF1
< 4.5 V
15
μ
s
Output resistor
R
O
Note 2
10
k
Analog reference voltage
AV
REF1
2.7
V
DD
V
AV
REF0
—AV
SS
resistance
R
AIREF1
DACS0, DACS1 = 55H
Note 2
4
8
k
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
Resolution
8
8
8
bit
Total error
Note
2.7 V
AV
REF0
AV
DD
0.6
%
Conversion time
t
CONV
19.1
200
μ
s
Sampling time
t
SAMP
12/f
XX
μ
s
Analog input voltage
V
IAN
AV
SS
AV
REF0
V
Reference voltage
AV
REF0
2.7
AV
DD
V
AV
REF0
—AV
SS
resistance
R
AIREF0
4
14
k
A/D CONVERTER CHARACTERISTICS (T
A
= –40 to +85
°
C, AV
DD
= V
DD
= 2.7 to 5.5 V, AV
SS
= V
SS
= 0 V)
Note
Excluding quantization error (
±
1/2 LSB). Shown as a percentage of the full scale value.
Remark
f
XX
: Main system clock frequency (fx or fx/2)
f
X
: Main system clock oscillation frequency
D/A CONVERTER CHARACTERISTICS (T
A
= –40 to +85
°
C, V
DD
= 2.7 to 5.5 V, AV
SS
= V
SS
= 0 V)
Notes 1.
R and C are the D/A converter output pin load resistance and load capacitance.
2.
Value for one D/A converter channel.
Remark
DACS0, DACS1: D/A conversion value setting registers 0, 1.
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