參數(shù)資料
型號: S568013MFA00E
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 數(shù)字信號處理
英文描述: 0-BIT, 8 MHz, OTHER DSP, PQFP32
封裝: ROHS COMPLIANT, LQFP-32
文件頁數(shù): 18/125頁
文件大?。?/td> 1702K
代理商: S568013MFA00E
56F8013/56F8011 Data Sheet, Rev. 11
114
Freescale Semiconductor
10.14 Analog-to-Digital Converter (ADC) Parameters
Table 10-19 ADC Parameters1
1. All measurements were made at VDD = 3.3V, VREFH = 3.3V, and VREFL = ground
Parameter
Symbol
Min
Typ
Max
Unit
DC Specifications
Resolution
RES
12
12
Bits
ADC internal clock
fADIC
0.1
5.33
MHz
Conversion range
RAD
VREFL
—VREFH
V
ADC power-up time2
2. Includes power-up of ADC and VREF
tADPU
—6
13
tAIC cycles
3
3. ADC clock cycles
Recovery from auto standby
tREC
—0
1
tAIC cycles
3
Conversion time
tADC
—6
tAIC cycles
3
Sample time
tADS
—1
tAIC cycles
3
Accuracy
Integral non-linearity4
(Full input signal range)
4. INL measured from VIN = VREFL to VIN = VREFH
INL
+/- 3
+/- 5
LSB5
Differential non-linearity
DNL
+/- .6
+/- 1
LSB5
Monotonicity
GUARANTEED
Offset Voltage Internal Ref
VOFFSET
+/- 4
+/- 9
mV
Offset Voltage External Ref
VOFFSET
+/- 6
+/- 12
mV
Gain Error (transfer gain)
EGAIN
.998 to 1.002
1.01 to .99
ADC Inputs6 (Pin Group 3)
Input voltage (external reference)
VADIN
VREFL
—VREFH
V
Input voltage (internal reference)
VADIN
VSSA
—VDDA
V
Input leakage7
IIA
—0
+/- 2
μA
VREFH current
IVREFH
—0
μA
Input injection current8, per pin
IADI
——
3
mA
Input capacitance
CADI
—pF
Input impedance
XIN
—Ohms
AC Specifications
Signal-to-noise ratio
SNR
60
65
dB
Total Harmonic Distortion
THD
60
64
dB
Spurious Free Dynamic Range
SFDR
61
66
dB
Signal-to-noise plus distortion
SINAD
58
62
dB
Effective Number Of Bits
ENOB
10.0
Bits
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