fIN
參數(shù)資料
型號: AD7823YRZ-REEL
廠商: Analog Devices Inc
文件頁數(shù): 4/11頁
文件大小: 0K
描述: IC ADC 8BIT SRL 2.7-5.5V 8SOIC
產品變化通告: Product Discontinuance 27/Oct/2011
標準包裝: 2,500
位數(shù): 8
采樣率(每秒): 200k
數(shù)據接口: 串行
轉換器數(shù)目: 1
功率耗散(最大): 17.5mW
電壓電源: 單電源
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應商設備封裝: 8-SOIC
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 2 個偽差分,單極
–2–
REV. C
AD7823–SPECIFICATIONS
Parameter
Y Version
Unit
Test Conditions/Comments
DYNAMIC PERFORMANCE
fIN = 30 kHz, fSAMPLE = 133 kHz
Signal to (Noise + Distortion) Ratio
1, 2
48
dB min
Total Harmonic Distortion
1
–70
dB typ
Peak Harmonic or Spurious Noise
1
–70
dB typ
Intermodulation Distortion
2
fa = 48 kHz, fb = 48.5 kHz
2nd Order Terms
–77
dB typ
3rd Order Terms
–77
dB typ
DC ACCURACY
Resolution
8
Bits
Relative Accuracy
1
±0.5
LSB max
Differential Nonlinearity (DNL)
1
±0.5
LSB max
Gain Error
1
±1LSB max
Offset Error
1
±1LSB max
Total Unadjusted Error
1
±1LSB max
Minimum Resolution for Which
No Missing Codes Are Guaranteed
8
Bits
ANALOG INPUT
Input Voltage Range
0
V min
VREF
V max
Input Leakage Current2
±1
A max
Input Capacitance
2
15
pF max
REFERENCE INPUTS2
VREF Input Voltage Range
1.2
V min
VDD
V max
Input Leakage Current
±1
A max
Input Capacitance
20
pF max
LOGIC INPUTS
2
VINH, Input High Voltage
2.0
V min
VINL, Input Low Voltage
0.4
V max
Input Current, IIN
±1
A max
Typically 10 nA, VIN = 0 V to VDD
Input Capacitance, CIN
8
pF max
LOGIC OUTPUTS
Output High Voltage, VOH
2.4
V min
ISOURCE = 200
A
Output Low Voltage, VOL
0.4
V max
ISINK = 200
A
High Impedance Leakage Current
±1
A max
High Impedance Capacitance
15
pF max
CONVERSION RATE
Conversion Time
4
s typ
Track/Hold Acquisition Time1
100
ns max
See DC Acquisition Section
POWER SUPPLY
VDD
2.7–5.5
Volts
For Specified Performance
IDD
3.5
mA max
Sampling at 133 kSPS and Logic
Inputs @ VDD or 0 V. VDD = 5 V
Power Dissipation
17.5
mW max
Nominal Supplies
Power-Down Mode
IDD
1
A max
Power Dissipation
5
W max
Nominal Supplies
Automatic Power Down
VDD = 3 V
1 kSPS Throughput
54
W max
10 kSPS Throughput
540
W max
50 kSPS Throughput
2.7
mW max
NOTES
1See Terminology.
2Sample tested during initial release and after any redesign or process change that may affect this parameter.
Specifications subject to change without notice.
(GND = 0 V, VREF = VDD. All specifications –40 C to +125 C unless otherwise noted.)
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