The temperature range of the Y version is 40°C to +125°C. Unless ot" />
參數(shù)資料
型號: AD7991YRJZ-1500RL7
廠商: Analog Devices Inc
文件頁數(shù): 22/28頁
文件大?。?/td> 0K
描述: IC ADC 12BIT 4CH SAR I2C SOT23-8
產(chǎn)品變化通告: AD7991,5,9 Offset Error Change 17/Sept/2010
設(shè)計資源: Using AD8599 as an Ultralow Distortion Driver for the AD7991 (CN0043)
標(biāo)準(zhǔn)包裝: 1
位數(shù): 12
采樣率(每秒): 1M
數(shù)據(jù)接口: I²C,串行
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 4.68mW
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: SOT-23-8
供應(yīng)商設(shè)備封裝: SOT-23-8
包裝: 標(biāo)準(zhǔn)包裝
輸入數(shù)目和類型: 4 個單端,單極
產(chǎn)品目錄頁面: 780 (CN2011-ZH PDF)
配用: EVAL-AD7991EBZ-ND - BOARD EVAL FOR AD7991
其它名稱: AD7991YRJZ-1500RL7DKR
AD7991/AD7995/AD7999
Rev. B | Page 3 of 28
SPECIFICATIONS
The temperature range of the Y version is 40°C to +125°C. Unless otherwise noted, VDD = 2.7 V to 5.5 V, VREF = 2.5 V, fSCL = 3.4 MHz,
and TA = TMIN to TMAX.
Table 2.
Y Version
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
DYNAMIC PERFORMANCE2, 3
section, fIN = 10 kHz sine wave for fSCL
from 1.7 MHz to 3.4 MHz
fIN = 1 kHz sine wave for fSCL up to 400 kHz
Signal-to-Noise and Distortion (SINAD)4
69.5
70
dB
Signal-to-Noise Ratio (SNR)4
70
71
dB
Total Harmonic Distortion (THD)4
75.5
dB
Peak Harmonic or Spurious Noise (SFDR)4
77.5
dB
Intermodulation Distortion (IMD)4
fa = 11 kHz, fb = 9 kHz for fSCL from
1.7 MHz to 3.4 MHz
fa = 5.4 kHz, fb = 4.6 kHz for fSCL up
to 400 kHz
Second-Order Terms
92
dB
Third-Order Terms
88
dB
Channel-to-Channel Isolation4
90
dB
fIN = 10 kHz
Full-Power Bandwidth4
14
MHz
@ 3 dB
1.5
MHz
@ 0.1 dB
DC ACCURACY2, 5
Resolution
12
Bits
Integral Nonlinearity4
±1
LSB
±0.5
LSB
Differential Nonlinearity4
±0.9
LSB
Guaranteed no missed codes to 12 bits
±0.5
LSB
Offset Error4
±1
±7
LSB
Offset Error Matching
±0.5
LSB
Offset Temperature Drift
4.43
ppm/°C
Gain Error4
±2
LSB
Gain Error Matching
±0.7
LSB
Gain Temperature Drift
0.69
ppm/°C
ANALOG INPUT
Input Voltage Range
0
VREF
V
VREF = VIN3/VREF or VDD
DC Leakage Current
±1
μA
Input Capacitance
34
pF
Channel 0 to Channel 2—during
acquisition phase
4
pF
Channel 0 to Channel 2—outside
acquisition phase
35
pF
Channel 3—during acquisition phase
5
pF
Channel 3—outside acquisition phase
REFERENCE INPUT
VREF Input Voltage Range
1.2
VDD
V
DC Leakage Current
±1
μA
VREF Input Capacitance
5
pF
Outside conversion phase
35
pF
During conversion phase
Input Impedance
69
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