參數(shù)資料
型號(hào): CXP81720A
廠商: Sony Corporation
英文描述: CMOS 8-bit Single Chip Microcomputer
中文描述: 的CMOS 8位單片機(jī)
文件頁(yè)數(shù): 19/23頁(yè)
文件大?。?/td> 515K
代理商: CXP81720A
– 19 –
CXP81720A/81724A
Conversion time
Sampling time
Reference input voltage
Analog input voltage
t
CONV
t
SAMP
V
REF
V
IAN
I
REF
Ta = 25°C
V
DD
= AV
DD
= AV
REF
= 5.0V
V
SS
= AV
SS
= 0V
Operating mode
SLEEP mode
STOP mode
32kHz operating mode
Linearity error
Absolute error
Resolution
AV
REF
current
AV
REF
I
REFS
μs
μs
V
V
AV
DD
1.0
mA
10
μA
0.6
160/f
ADC
12/f
ADC
AV
DD
– 0.5
0
Item
Symbol
Pins
Conditions
Min.
Typ.
Max.
Unit
Bits
(3) A/D converter characteristics
(Ta = –20 to +75°C, V
DD
= AV
DD
= 4.5 to 5.5V, AV
REF
= 4.0 to AV
DD
, Vss = AV
SS
= 0V)
8
±1
±2
LSB
LSB
Analog input
Linearity error
V
FT
V
ZT
00
H
01
H
FE
H
FF
H
D
The value of f
ADC
is as follows by selecting ADC
operation clock (MSC: Address 01FF
H
bit 0).
When PS2 is selected, f
ADC
= fc/2
When PS1 is selected, f
ADC
= fc
Fig. 6. Definitions of A/D converter terms
AV
REF
AN0 to AN11
V
DD
= AV
DD
= 4.5 to 5.5V
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