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參數(shù)資料
| 型號： | AD7468BRT |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | ADC |
| 英文描述： | 1.8 V, Micro-Power, 8/10/12-Bit ADCs in 6 Lead SOT-23 |
| 中文描述： | 1-CH 8-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO6 |
| 封裝： | MO-178AB, SOT-23, 6 PIN |
| 文件頁數(shù)： | 19/24頁 |
| 文件大小： | 327K |
| 代理商： | AD7468BRT |
–4–
REV. PrF
PRELIMINARY TECHNICAL DATA
AD7467–SPECIFICATIONS1
(VDD = 1.6 V to 3.6 V, fSCLK = 3.4 MHz, fSAMPLE = 100 kSPS unless otherwise noted;
TA = TMIN to TMAX, unless otherwise noted.)
NOTES
1Temperature ranges as follows: B Versions: –40°C to +85°C.
2See Terminology.
3Sample tested at 25°C to ensure compliance.
4See Power Consumption section.
Specifications subject to change without notice.
AD7468–SPECIFICATIONS1 (VDD = 1.6 V to 3.6 V, fSCLK = 3.4 MHz, fSAMPLE = 100 kSPS unless otherwise noted;
TA = TMIN to TMAX, unless otherwise noted.)
Parameter
B Version
1, 2 Unit
Test Conditions/Comments
DYNAMIC PERFORMANCE
fIN =30 kHz Sine Wave
Signal-to-Noise + Distortion (SINAD)
2
49
dB min
Total Harmonic Distortion (THD)
2
–65
dB max
Peak Harmonic or Spurious Noise (SFDR)2
–65
dB max
Intermodulation Distortion (IMD)
2
fa = 29.1 kHz, fb = 29.9 kHz
Second Order Terms
–68
dB typ
Third Order Terms
–68
dB typ
Aperture Delay
10
ns typ
Aperture Jitter
30
ps typ
Full Power Bandwidth
T B D
MHz typ
@ 3 dB
Full Power Bandwidth
T B D
MHz typ
@ 0.1 dB
DC ACCURACY
Resolution
8
Bits
Integral Nonlinearity
±0.5
LSB max
Differential Nonlinearity
±0.5
LSB max
GuaranteedNoMissedCodesto8Bits
Offset Error
±0.5
LSB max
Gain Error
±0.5
LSB max
Total Unadjusted Error (TUE)
±0.5
LSB max
Parameter
B Version
1, 2
Unit
Test Conditions/Comments
LOGIC OUTPUTS
Output High Voltage, VOH
VDD – 0.2
V min
ISOURCE = 200 A;
Output Low Voltage, VOL
0.2
V max
ISINK = 200 A
Floating-State Leakage Current
±10
A max
Floating-State Output Capacitance
3
10
pF max
Output Coding
Straight (Natural) Binary
CONVERSION RATE
Conversion Time
3.52
s max
12 SCLK Cycles with SCLK at 3.4 MHz
Throughput Rate
275
kSPS max
See Serial Interface Section
POWER REQUIREMENTS
V DD
1.6/3.6
V min/max
I DD
Digital I/Ps = 0 V or VDD
Normal Mode (Static)
T B D
A typ
VDD = 2.7V to 3.6V, SCLK On or Off
TBD
A typ
VDD = 1.6V to 2.5V, SCLK On or Off
Normal Mode (Operational)
200
A max
VDD = 3V, fSAMPLE=100 KSPS
150
A max
VDD = 2.5V, fSAMPLE=100 KSPS
90
A max
VDD = 1.8V, fSAMPLE=100 KSPS
Power-Down
0.5
A max
SCLK Off
T B D
A max
SCLK On
Power Dissipation
4
Normal Mode (Operational)
0.6
mW max
VDD= 3V, fSAMPLE=100KSPS
0.38
mW max
VDD= 2.5V, fSAMPLE=100KSPS
0.17
mW max
VDD= 1.8V, fSAMPLE=100KSPS
Power-Down
T B D
W max
VDD= 3V, SCLK Off
T B D
W max
VDD= 2.5V, SCLK Off
T B D
W max
VDD= 1.8V, SCLK Off
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| AD7468BRT-R | 制造商:AD 制造商全稱:Analog Devices 功能描述:1.6 V, Micropower 12-/10-/8-Bit ADCs |
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| AD7468BRT-REEL | 制造商:AD 制造商全稱:Analog Devices 功能描述:1.6 V, Micropower 12-/10-/8-Bit ADCs |
| AD7468BRT-REEL7 | 制造商:AD 制造商全稱:Analog Devices 功能描述:1.6 V, Micropower 12-/10-/8-Bit ADCs |
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