參數(shù)資料
型號(hào): CXP84332Q
廠商: Sony Corporation
元件分類: 8位微控制器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8位微控制器
文件頁(yè)數(shù): 16/19頁(yè)
文件大?。?/td> 236K
代理商: CXP84332Q
– 16 –
CXP84332/84340
Fig. 6. Definition of A/D converter terms
Analog input
Linearity error
V
FT
V
ZT
00
H
01
H
FE
H
FF
H
D
1
V
ZT
: Value at which the digital conversion value changes
from 00
H
to 01
H
and vice versa.
2
V
FT
: Value at which the digital conversion value changes
from FE
H
to FF
H
and vice versa.
3
f
ADC
indicates the below values due to ADC operation
clock selection.
During PS2 selection, f
ADC
= fc/2
During PS1 selection, f
ADC
= fc
Conversion time
Sampling time
Reference input voltage
Analog input voltage
t
CONV
t
SAMP
V
REF
V
IAN
V
ZT
1
V
FT
2
I
REF
AV
REF
AN0 to AN7
Ta = 25°C
V
DD
= 5.0V
V
SS
= AV
SS
= 0V
Operation mode
Sleep mode
Stop mode
32kHz operation mode
Linearity error
Zero transition voltage
Full-scale transition
voltage
Resolution
AV
REF
current
AV
REF
I
REFS
μs
μs
V
V
V
DD
AV
REF
1.0
mA
10
μA
0.6
160/f
ADC
3
12/f
ADC
3
V
DD
– 0.5
0
Item
Symbol
Pin
Condition
Min.
Typ.
Max.
Unit
Bits
(3) A/D converter characteristics
(Ta = –20 to +75°C, V
DD
= 4.5 to 5.5V, AV
REF
= 4.0 to AV
DD
, Vss = AV
SS
= 0V reference)
8
LSB
150
mV
5120
70
5050
–10
4930
mV
±5
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