參數(shù)資料
型號(hào)： UPD784021
廠商： NEC Corp.
英文描述： 16/8-BIT SINGLE-CHIP MICROCOMPUTER
中文描述： 16/8-BIT單片機(jī)
文件頁數(shù)： 70/90頁
文件大小： 614K
代理商： UPD784021
70
m
PD784020, 784021
OTHER OPERATIONS
Remark
t
CYSMP
: sampling clock specified using software
t
CYCPU
:
CPU operating clock specified using CPU software
A/D CONVERTER CHARACTERISTICS (T
A
= –40 to +85
°
C, V
DD
= AV
DD
= 3.4 to 5.5 V, +3.4 V
￡
AV
REF1
￡
AV
DD
,
V
SS
= AV
SS
= 0 V)
Note
Quantization error is excluded. The error is represented in percent with respect to a full-scale value.
Remark
t
CYK
: system clock cycle time
Parameter
NMI low-level width
NMI high-level width
INTP0 low-level width
INTP0 high-level width
INTP1-INTP3 and CI low-
level width
INTP1-INTP3 and CI high-
level width
INTP4 and INTP5 low-level
width
INTP4 and INTP5 high-level
width
RESET low-level width
RESET high-level width
Symbol
t
WNIL
t
WNIH
t
WIT0L
t
WIT0H
t
WIT1L
t
WIT1H
t
WIT2L
t
WIT2H
t
WRSL
t
WRSH
Unit
m
s
m
s
ns
ns
ns
ns
m
s
m
s
m
s
m
s
Min.
10
10
3t
CYSMP
+ 10
3t
CYSMP
+ 10
3t
CYCPU
+ 10
3t
CYCPU
+ 10
10
10
10
10
Max.
Conditions
Parameter
Resolution
Total error
Note
Linearity calibration
Note
Quantization error
Conversion time
Sampling time
Analog input voltage
Analog input impedance
AV
REF1
current
AV
DD
supply current
Symbol
t
CONV
t
SAMP
V
IAN
R
AN
AI
REF1
AI
DD1
AI
DD2
Unit
bit
%
%
%
%
LSB
t
CYK
t
CYK
t
CYK
t
CYK
V
M
W
mA
mA
m
A
Min.
8
120
180
24
36
–0.3
Typ.
1000
0.5
2.0
Max.
1.2
1.0
1.0
0.6
±
1/2
AV
REF1
+ 0.3
1.5
5.0
20
Conditions
V
DD
= AV
DD
= +5.0 V
±
10 %
+3.4 V
￡
AV
REF1
￡
AV
DD
+2.7 V
￡
V
DD
= AV
DD
￡
+3.3 V
+2.5 V
￡
AV
REF1
￡
AV
DD
t
CYK
￡
500 ns, FR = 1
t
CYK
￡
500 ns, FR = 0
t
CYK
￡
500 ns, FR = 1
t
CYK
￡
500 ns, FR = 0
f
XX
= 25 MHz
STOP mode, CS = 0
相關(guān)PDF資料
PDF描述
UPD784031GC-3B9 16/8-BIT SINGLE-CHIP MICROCONTROLLER
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