參數(shù)資料
型號: SAL-XC866L-4FRA
廠商: INFINEON TECHNOLOGIES AG
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 75 MHz, MICROCONTROLLER, PDSO38
封裝: GREEN, PLASTIC, TSSOP-38
文件頁數(shù): 112/113頁
文件大?。?/td> 2289K
代理商: SAL-XC866L-4FRA
SAL-XC866
Electrical Parameters
PRELIMINARY
Data Sheet
94
V1.0, 2011-02
4.2.3
ADC Characteristics
The values in the table below are given for an analog power supply between 4.5 V to
5.5 V. The ADC can be used with an analog power supply down to 3 V. But in this case,
the analog parameters may show a reduced performance. All ground pins (VSS) must be
externally connected to one single star point in the system. The voltage difference
between the ground pins must not exceed 200mV.
Table 35
ADC Characteristics (Operating Conditions apply;
VDDP = 5V Range)
Parameter
Symbol
Limit Values
Unit
Test Conditions/
Remarks
min.
typ .
max.
Analog reference
voltage
VAREF
SR
VAGND
+ 1
VDDP
+ 0.05
V
1)
Analog reference
ground
VAGND
SR
VSS
- 0.05
VSS
VAREF
- 1
V
Analog input
voltage range
VAIN SR VAGND
VAREF V
ADC clocks
fADC
20
40
MHz
module clock1)
fADCI
10
MHz
internal analog
clock1)
Sample time
tS
CC (2 + INPCR0.STC)
×
tADCI
s
Conversion time
tC
s
Total unadjusted
error
TUE CC –
1
LSB
8-bit conversion.2)
2
LSB
10-bit conversion.2)
Differential
Nonlinearity
|EADNL|
CC
1
LSB
10-bit conversion1)
Integral
Nonlinearity
|EAINL|
CC
1
LSB
10-bit conversion1)
Offset
|EAOFF|
CC
1
LSB
10-bit conversion1)
Gain
|EAGAIN|
CC
1
LSB
10-bit conversion1)
Overload current
coupling factor for
analog inputs
KOVA CC –
1.0 x
10-4
IOV >0
––
1.5 x
10-3
IOV <0
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