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參數(shù)資料
| 型號： | S3C8478XX-QZ |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 8-BIT, MROM, 12 MHz, MICROCONTROLLER, PQFP44 |
| 封裝： | 10 X 10 MM, QFP-44 |
| 文件頁數(shù)： | 10/24頁 |
| 文件大?。?/td> | 165K |
| 代理商： | S3C8478XX-QZ |
ELECTRICAL DATA
S3C8478/C8475/P8475
14-10
Table 14-8. A/D Converter Electrical Characteristics
(TA = – 40°C to + 85°C, VDD = 2.7 V to 5.5 V, VSS = 0 V)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Total accuracy
–
V
DD = 5.12 V
–
± 3
LSB
Integral linearity
error
ILE
CPU clock = 8 MHz
AV
REF = 5.12 V
–
± 2
Differential
linearity error
DLE
AV
SS = 0 V
–
± 1
Offset error of
top
EOT
± 1
± 3
Offset error of
bottom
EOB
± 1
± 2
Conversion
time (1)
t
CON
f
OSC = 10 MHz
(3)
20
–
s
Analog input
voltage
V
IAN
–
AV
SS
–
AV
REF
V
Analog input
impedance
R
AN
–
2
–
M
ADC reference
voltage
AV
REF
–
2.5
–
V
DD
V
ADC reference
ground
AV
SS
–
V
SS
–
V
SS + 0.3
V
Analog input
current
I
ADIN
AV
CC = VCC = 5 V
–
10
A
Analog block
current (2)
I
ADC
AV
CC = VCC = 5 V
–
1
3
mA
AV
CC = VCC = 3 V
0.5
1.5
AV
CC = VCC = 5 V
power down mode
100
500
nA
NOTES:
1.
"Conversion time" is the time required from the moment a conversion operation starts until it ends.
2.
IADC is operating current during A/D conversion.
3.
fOSC is the main oscillator clock.
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