參數(shù)資料
型號: SPAK56F8346FV60
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 數(shù)字信號處理
英文描述: 16-BIT, 240 MHz, OTHER DSP, PQFP144
封裝: 20 X 20 MM, 0.50 MM PITCH, 1.40 MM HEIGHT, PLASTIC, LQFP-144
文件頁數(shù): 48/156頁
文件大?。?/td> 2219K
代理商: SPAK56F8346FV60
Analog-to-Digital Converter (ADC) Parameters
MOTOROLA
56F8346 Technical Data
141
Preliminary
10.16 Analog-to-Digital Converter (ADC) Parameters
Table 10-25 ADC Parameters
Characteristic
Symbol
Min
Typ
Max
Unit
Input voltages
VADIN
VREFL
VREFH
V
Resolution
RES
12
12
Bits
Integral Non-Linearity 1
1.
INL measured from Vin = .1VREFH to Vin = .9VREFH
10% to 90% Input Signal Range
INL
+/- 1
+/- 2.4
+/- 3.2
LSB2
Differential Non-Linearity
DNL
> -1
+/- 0.7
< +1
LSB2
Monotonicity
GUARANTEED
ADC internal clock
fADIC
0.5
5MHz
Conversion range
RAD
VREFL
VREFH
V
ADC channel power-up time
tADPU
56
16
tAIC cycles
2
2.
ADC clock cycles
ADC reference circuit power-up time
tVREF
——
25
ms
Conversion time
tADC
6
tAIC cycles
4
Sample time
tADS
1
tAIC cycles
4
Input capacitance
CADI
5
pF
Input injection current3, per pin
3.
The current that can be injected or sourced from an unselected ADC signal input without inpacting the performance of
the ADC. This allows the ADC to operate in noisy industrial environments where inductive flyback is possible.
IADI
——
3mA
Input injection current, total
IADIT
——
20
mA
VREFH current
IVREFH
1.2
3
mA
ADCA current
IADCA
25
mA
ADCB current
IADCB
25
mA
Quiescent current
IADCQ
010
mA
Calibrated Gain Error (transfer gain)
EGAINC
1
——
Calibrated Offset Voltage
VOFFSETC
0
mV
Uncalibrated Gain Error
EGAIN
.99
.996 to 1.004
1.01
Uncalibrated Offset Voltage
VOFFSET
+/- 12
+/- 30
mV
Crosstalk between channels
-60
dB
Common Mode Voltage
Vcommon
(VREFH - VREFLO) / 2
V
Signal-to-noise ratio
SNR
64.6
db
Signal-to-noise plus distortion ratio
SINAD
59.1
db
Total Harmonic Distortion
THD
60.6
db
Spurious Free Dynamic Range
SFDR
61.1
db
Effective Number Of Bits
ENOB
9.6
bit
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