參數(shù)資料
型號: DSP56F807VF80
廠商: Freescale Semiconductor
文件頁數(shù): 39/60頁
文件大?。?/td> 0K
描述: IC DSP 80MHZ 60K FLASH 160-BGA
標準包裝: 126
系列: 56F8xx
核心處理器: 56800
芯體尺寸: 16-位
速度: 80MHz
連通性: CAN,EBI/EMI,SCI,SPI
外圍設(shè)備: POR,PWM,WDT
輸入/輸出數(shù): 32
程序存儲器容量: 136KB(68K x 16)
程序存儲器類型: 閃存
RAM 容量: 6K x 16
電壓 - 電源 (Vcc/Vdd): 3 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 16x12b
振蕩器型: 外部
工作溫度: -40°C ~ 85°C
封裝/外殼: 160-BGA
包裝: 托盤
56F807 Technical Data Technical Data, Rev. 16
44
Freescale Semiconductor
3.11 Analog-to-Digital Converter (ADC) Characteristics
Table 3-16 ADC Characteristics
Operating Conditions: VSS = VSSA = 0 V, VDD = VDDA = 3.0–3.6 V, VREF = VDD-0.3V, ADCDIV = 4, 9, or 14, (for optimal performance),
ADC clock = 4MHz, 3.0–3.6 V, TA = –40° to +85°C, CL ≤ 50pF, fOP = 80MHz
Characteristic
Symbol
Min
Typ
Max
Unit
ADC input voltages
VADCIN
01
1.
For optimum ADC performance, keep the minimum VADCIN value > 25mV. Inputs less than 25mV may convert to a digital
output code of 0.
VREF
2
2.
VREF must be equal to or less than VDDA and must be greater than 2.7V. For optimal ADC performance, set VREF to
VDDA-0.3V.
V
Resolution
RES
12
12
Bits
Integral Non-Linearity3
3.
Measured in 10-90% range.
INL
+/- 2.5
+/- 4
LSB4
4.
LSB = Least Significant Bit.
Differential Non-Linearity
DNL
+/- 0.9
+/- 1
LSB4
Monotonicity
GUARANTEED
ADC internal clock5
5.
Guaranteed by characterization.
fADIC
0.5
5
MHz
Conversion range
RAD
VSSA
—VDDA
V
Conversion time
tADC
—6
tAIC cycles
6
6.
tAIC = 1/fADIC
Sample time
tADS
—1
tAIC cycles
6
Input capacitance
CADI
—5
pF6
Gain Error (transfer gain)5
EGAIN
0.93
1.00
1.08
Total Harmonic Distortion5
THD
60
64
Offset Voltage5
VOFFSET
-90
-25
+10
mV
Signal-to-Noise plus Distortion5
SINAD
55
60
Effective Number of Bits5
ENOB
9
10
bit
Spurious Free Dynamic Range5
SFDR
65
70
dB
Bandwidth
BW
100
KHz
ADC Quiescent Current (each dual ADC)
IADC
—50
mA
VREF Quiescent Current (each dual ADC)
IVREF
—12
16.5
mA
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