參數資料
型號: CXP825P40Q-1
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
文件頁數: 17/20頁
文件大小: 220K
代理商: CXP825P40Q-1
– 17 –
CXP825P40
(3) A/D converter characteristics
(Ta = –10 to +75°C, V
DD
= 4.5 to 5.5V, Vss = 0V)
V
ZT
1
V
FT
2
t
CONV
t
SAMP
V
IAN
A/D converter operation
only
Ta = 25°C
V
DD
= 5.0V
V
SS
= 0V
–10
4930
160/f
ADC
3
12/f
ADC
3
0
Item
Symbol
Pin
Condition
Min.
Typ.
Max.
Unit
Bits
Resolution
Linearity error
Zero transition voltage
Full-scale transition
voltage
Conversion time
Sampling time
Analog input voltage
8
±3
150
5120
V
DD
70
5050
LSB
mV
mV
μs
μs
V
Analog input
Linearity error
00
H
01
H
FE
H
FF
H
D
V
ZT
V
FT
Fig. 6. Definition of A/D converter terms
AN0 to AN7
1
V
ZT
: Digital Value converted between 00
H
and 01
H.
2
V
FT
: Digital Value converted between FE
H
and FF
H
.
3
f
ADC
: ADC operation clock selection (MSC: Bit 0 of
address 01FF
H
) and assumes following values:
f
ADC
= fc/2 when PS2 is selected.
f
ADC
= fc when PS1 is selected.
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