參數(shù)資料
型號: μPD78074B
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(jī)微控制器(8位單片微控制器)
文件頁數(shù): 62/76頁
文件大?。?/td> 568K
代理商: ΜPD78074B
62
μ
PD78074B, 78075B
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Resolution
8
bit
Overall error
R = 2 M
Note 1
R = 4 M
Note 1
R = 10 M
Note 1
1.2
%
0.8
%
0.6
%
Settling time
Note 1
C = 30 pF
4.5 V
AV
REF1
5.5 V
10
μ
s
2.7 V
AV
REF1
<
4.5 V
15
μ
s
1.8 V
AV
REF1
<
2.7 V
20
μ
s
Output resistance
R
O
Note 2
10
k
Analog reference voltage
AV
REF1
1.8
V
DD
V
Resistance between
AV
REF1
and AV
SS
R
AIREF1
DACS0, DACS1 = 55H
Note 2
4
8
k
t
KCY13
t
KH13
t
KL13
t
F13
t
R13
ASCK
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Resolution
8
8
8
bit
Overall error
Note
2.7 V
AV
REF0
V
DD
0.6
%
1.8 V
AV
REF0
< 2.7 V
1.4
%
Conversion time
t
CONV
2.0 V
AV
REF0
5.5 V
19.1
200
μ
s
1.8 V
AV
REF0
< 2.0 V
38.2
200
μ
s
Sampling time
t
SAMP
24/f
XX
μ
s
Analog input voltage
V
IAN
AV
SS
AV
REF0
V
Reference voltage
AV
REF0
1.8
V
DD
V
Resistance between AV
REF0
and
AV
SS
R
AIREF0
4
20
k
UART mode (external clock input) :
A/D CONVERTER CHARACTERISTICS (T
A
= –40 to +85
°
C, V
DD
= 1.8 to 5.5 V, AV
SS
= V
SS
= 0 V)
Note
Excluding quantization error (
±
1/2LSB). It is indicated as a ratio to the full-scale value.
Remark
f
XX
: Main system clock frequency (f
X
or f
X
/2)
f
X
: Main system clock oscillation frequency
D/A CONVERTER CHARACTERISTICS (T
A
= –40 to +85
°
C, V
DD
= 1.8 to 5.5 V, AV
SS
= V
SS
= 0 V)
Notes 1.
R and C are D/A converter output pin load resistance and load capacitance, respectively.
2.
Value for 1 D/A converter channel
Remark
DACS0, DACS1: D/A conversion value setting register 0, 1
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