參數(shù)資料
型號(hào): μPD78054
廠商: NEC Corp.
元件分類: 8位微控制器
英文描述: 8 Bit Single Chip Microcontrollers
中文描述: 8位單片機(jī)微控制器
文件頁數(shù): 62/78頁
文件大?。?/td> 597K
代理商: ΜPD78054
62
μ
PD78052, 78053, 78054, 78055, 78056, 78058
UART mode (external clock input) :
A/D Converter Characteristics (T
A
= –40 to +85
°
C, AV
DD
= V
DD
= 2.0 to 6.0 V, AV
SS
= V
SS
= 0 V)
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
Resolution
8
8
8
bit
Overall error
Note
2.7 V
AV
REF0
AV
DD
±
0.6
%
2.0 V
AV
REF0
<
2.7 V
±
1.4
%
Conversion time
t
CONV
19.1
200
μ
s
Sampling time
t
SAMP
12/fxx
μ
s
Analog input voltage
V
IAN
AV
SS
AV
REF0
V
Reference voltage
AV
REF0
2.0
AV
DD
V
Resistance between AV
REF0
and
AV
SS
R
AIREF0
4
14
k
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
Resolution
8
bit
Overall error
R = 2M
Note 1
1.2
%
R = 4M
Note 1
0.8
%
R = 10M
Note 1
0.6
%
Settling time
Note 1
4.5 V
AV
REF1
6.0 V
C=30pF
2.7 V
AV
REF1
<
4.5 V
10
μ
s
15
μ
s
2.0 V
AV
REF1
<
2.7 V
20
μ
s
Output resistance
R
O
DACS0, DACS1 = 55H
Note 2
10
k
Analog reference voltage
AV
REF1
2.0
V
DD
V
AV
REF1
current
I
REF1
Note 2
1.5
mA
Note
Overroll error excluding quantization error (
±
1/2 LSB). 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
= 2.0 to 6.0 V, AV
SS
= V
SS
= 0 V)
t
KCY12
t
KH12
t
KL12
t
F12
t
R12
ASCK
Notes 1.
R and C denote D/A converter output pin load resistance and load capacitance, respectively.
2.
Value for 1 D/A converter channel
Remark
DACS0 and DACS1: D/A conversion value setting register 0 and 1
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