參數(shù)資料
型號: MC56F8157
廠商: Electronic Theatre Controls, Inc.
英文描述: 16-BIT HYBRID CONTROLLERS
中文描述: 16位混合控制器
文件頁數(shù): 155/172頁
文件大?。?/td> 2444K
代理商: MC56F8157
Analog-to-Digital Converter (ADC) Parameters
56F8357 Technical Data, Rev. 8.0
Freescale Semiconductor
Preliminary
155
10.16 Analog-to-Digital Converter (ADC) Parameters
Table 10-24 ADC Parameters
Characteristic
Symbol
Min
Typ
Max
Unit
Input voltages
V
ADIN
V
REFL
V
REFH
V
Resolution
R
ES
12
12
Bits
Integral Non-Linearity
1
INL
+/- 2.4
+/- 3.2
LSB
2
Differential Non-Linearity
DNL
+/- 0.7
< +1
LSB
2
Monotonicity
GUARANTEED
ADC internal clock
f
ADIC
0.5
5
MHz
Conversion range
R
AD
V
REFL
V
REFH
V
ADC channel power-up time
t
ADPU
5
6
16
t
AIC
cycles
3
ADC reference circuit power-up time
4
t
VREF
25
ms
Conversion time
t
ADC
6
t
AIC
cycles
3
Sample time
t
ADS
1
t
AIC
cycles
3
Input capacitance
C
ADI
5
pF
Input injection current
5
, per pin
I
ADI
3
mA
Input injection current, total
I
ADIT
20
mA
V
REFH
current
I
VREFH
1.2
3
mA
ADC A current
I
ADCA
25
mA
ADC B current
I
ADCB
25
mA
Quiescent current
I
ADCQ
0
10
μ
A
Uncalibrated Gain Error (ideal = 1)
E
GAIN
+/- .004
+/- .01
Uncalibrated Offset Voltage
V
OFFSET
+/- 15
+/- 35
mV
Calibrated Absolute Error
6
AE
CAL
See
Figure 10-22
LSBs
Calibration Factor 1
7
CF1
0.010380
Calibration Factor 2
7
CF2
-31.7
Crosstalk between channels
-60
dB
Common Mode Voltage
V
common
(V
REFH
- V
REFLO
) / 2
V
Signal-to-noise ratio
SNR
64.6
db
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