參數(shù)資料
型號: AD7689
廠商: Analog Devices, Inc.
英文描述: 16-Bit, 8-Channel, 250 kSPS PulSAR㈢ ADC.
中文描述: 16位,8通道,250 kSPS的PulSAR系列㈢ADC的。
文件頁數(shù): 3/20頁
文件大?。?/td> 2041K
代理商: AD7689
Preliminary Technical Data
AD7689
SPECIFICATIONS
VDD = 2.5 V to 5.5 V, VIO = 2.3 V to VDD, V
REF
= VDD, all specifications T
MIN
to T
MAX
, unless otherwise noted.
Table 2.
Parameter
Conditions/Comments
RESOLUTION
ANALOG INPUT
Voltage Range
Unipolar mode
Bipolar mode
Absolute Input Voltage
Positive input, unipolar and
bipolar mode
Negative or COM input, unipolar
mode
Negative or COM input, bipolar
mode
Analog Input CMRR
f
IN
= 250 kHz
Leakage Current at 25°C
Acquisition phase
Input Impedance
1
THROUGHPUT
Conversion Rate
VDD = 4.096V to 5.5
VDD = 2.5V to 4.096V
Transient Response
Full-scale step
ACCURACY
No Missing Codes
Integral Linearity Error
Differential Linearity Error
Transition Noise
REF = VDD = 5 V
Gain Error
3
Gain Error Match
Gain Error Temperature Drift
Offset Error
3
Offset Error Match
Offset Error Temperature Drift
Power Supply Sensitivity
VDD = 5 V
±
5%
AC ACCURACY
4
Dynamic Range
Signal-to-Noise
f
IN
= 20 kHz, VREF = 5V
f
IN
= 20 kHz, VREF = 2.5V
Signal-to-(Noise + Distortion)
f
IN
= 20 kHz, VREF = 5V
f
IN
= 20 kHz, VREF = 2.5V
Total Harmonic Distortion
f
IN
= 20 kHz
Spurious-Free Dynamic Range
f
IN
= 20 kHz
Channel-to-Channel Crosstalk
f
IN
= 100 kHz on adjacent
channel(s)
Intermodulation Distortion
6
SAMPLING DYNAMICS
3 dB Input Bandwidth
Selectable
Aperture Delay
VDD = 5V
1
See the Analog Inputs section.
2
LSB means least significant bit. With the 5 V input range, one LSB is 76.3 μV.
3
See the Terminology section. These specifications include full temperature range variation but not the error contribution from the external reference.
4
With V
REF
= 5 V, unless otherwise noted.
5
All specifications expressed in decibels are referred to a full-scale input FSR and tested with an input signal at 0.5 dB below full scale, unless otherwise specified.
6
f
IN1
= 21.4 kHz and f
IN2
= 18.9 kHz, with each tone at 7 dB below full scale.
Rev. PrC | Page 3 of 20
Min
16
0
V
REF
/2
0.1
Typ
Max
+V
REF
+V
REF
/2
V
REF
+ 0.1
Unit
Bits
V
V
0.1
+0.1
V
REF
/2 – 0.1
V
REF
/2
V
REF
/2 + 0.1
0
1
16
-2
1
30
5
TBD
1
±0.6
±0.25
0.5
±0.5
TBD
±0.3
±0.5
TBD
±0.3
±1
93.5
92.5
88.5
92.5
88.5
100
110
-117
250
200
1.8
+2
+1.5
+30
+5
dB
nA
kSPS
μ
s
Bits
LSB
2
LSB
LSB
LSB
LSB
ppm/°C
LSB
LSB
ppm/°C
ppm
dB
5
dB
dB
dB
dB
dB
dB
0.425
115
1.7
2.5
dB
MHz
ns
相關(guān)PDF資料
PDF描述
AD7699 16-Bit, 8-Channel, 250 kSPS PulSAR㈢ ADC.
ADA4851-4 Low Cost, High Speed, Rail-to-Rail, Output Op Amps
ADA4851-2 Low Cost, High Speed, Rail-to-Rail, Output Op Amps
ADA4899-1 Unity Gain Stable, Ultralow Distortion, 1 nV/ Hz Voltage Noise, High Speed Op Amp
ADA4899-1YCPZ-R2 Unity Gain Stable, Ultralow Distortion, 1 nV/ Hz Voltage Noise, High Speed Op Amp
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AD7689ACPZ 功能描述:IC ADC 16BIT 250KSPS 8CH 20LFCSP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:PulSAR® 標準包裝:1 系列:microPOWER™ 位數(shù):8 采樣率(每秒):1M 數(shù)據(jù)接口:串行,SPI? 轉(zhuǎn)換器數(shù)目:1 功率耗散(最大):- 電壓電源:模擬和數(shù)字 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:24-VFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:24-VQFN 裸露焊盤(4x4) 包裝:Digi-Reel® 輸入數(shù)目和類型:8 個單端,單極 產(chǎn)品目錄頁面:892 (CN2011-ZH PDF) 其它名稱:296-25851-6
AD7689ACPZRL7 功能描述:IC ADC 16BIT 250KSPS 8CH 20LFCSP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:PulSAR® 標準包裝:1,000 系列:- 位數(shù):16 采樣率(每秒):45k 數(shù)據(jù)接口:串行 轉(zhuǎn)換器數(shù)目:2 功率耗散(最大):315mW 電壓電源:模擬和數(shù)字 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應(yīng)商設(shè)備封裝:28-SOIC W 包裝:帶卷 (TR) 輸入數(shù)目和類型:2 個單端,單極
AD7689BCBZ-RL7 功能描述:16 Bit Analog to Digital Converter 8 Input 1 SAR 20-WLCSP (2.39x2.39) 制造商:analog devices inc. 系列:- 包裝:剪切帶(CT) 零件狀態(tài):有效 位數(shù):16 采樣率(每秒):250k 輸入數(shù):8 輸入類型:差分,個偽差分,單端 數(shù)據(jù)接口:SPI,DSP 配置:MUX-S/H-ADC 無線電 - S/H:ADC:1:1 A/D 轉(zhuǎn)換器數(shù):1 架構(gòu):SAR 參考類型:外部, 內(nèi)部 電壓 - 電源,模擬:2.3 V ~ 5.5 V 電壓 - 電源,數(shù)字:1.8 V ~ 5.5 V 特性:溫度傳感器 工作溫度:-40°C ~ 85°C 封裝/外殼:20-UFBGA,WLCSP 供應(yīng)商器件封裝:20-WLCSP(2.39x2.39) 標準包裝:1
AD7689BCPZ 功能描述:IC ADC 16BIT 250KSPS 8CH 20LFCSP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:PulSAR® 標準包裝:1 系列:microPOWER™ 位數(shù):8 采樣率(每秒):1M 數(shù)據(jù)接口:串行,SPI? 轉(zhuǎn)換器數(shù)目:1 功率耗散(最大):- 電壓電源:模擬和數(shù)字 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:24-VFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:24-VQFN 裸露焊盤(4x4) 包裝:Digi-Reel® 輸入數(shù)目和類型:8 個單端,單極 產(chǎn)品目錄頁面:892 (CN2011-ZH PDF) 其它名稱:296-25851-6
AD7689BCPZ 制造商:Analog Devices 功能描述:IC ADC 16BIT 250KSPS LFCSP-20