參數(shù)資料
型號(hào): S3P821A-TW
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PQFP80
封裝: 12 X 12 MM, TQFP-80
文件頁數(shù): 13/33頁
文件大?。?/td> 281K
代理商: S3P821A-TW
ELECTRICAL DATA
S3C821A/P821A
17-8
Table 17-6. A/D Converter Electrical Characteristics
(T
A = – 40
°C to + 85 °C, V
DD = 2.7 V to 5.5 V, VSS = 0 V)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Resolution
8
bit
Total accuracy
V
DD = 5.12 V
± 2
LSB
AV
REF = 5.12 V
AV
SS = 0 V
Conversion time (1)
t
CON
8 bit conversion
34 x n/fxx (2), n=1,4,8,16
17
170
s
Analog input voltage
V
IAN
AV
SS
AV
REF
V
Analog input impedance
R
AN
2
1,000
M
Analog reference voltage
AV
REF
2.5
V
DD
V
Analog ground
AV
SS
V
SS
V
SS + 0.3
V
Analog input current
I
ADIN
AV
REF = VDD = 5V
10
A
NOTES:
1.
"Conversion time" is the time required from the moment a conversion operation starts until it ends.
2.
fxx is a selected system clock for peripheral hardware.
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