AD7718–SPECIFICATIONS1 (AV DD
參數(shù)資料
型號(hào): AD7718BRU-REEL7
廠商: Analog Devices Inc
文件頁(yè)數(shù): 43/44頁(yè)
文件大?。?/td> 0K
描述: IC ADC 24BIT R-R 8/10CH 28-TSSOP
標(biāo)準(zhǔn)包裝: 1
位數(shù): 24
采樣率(每秒): 1.37k
數(shù)據(jù)接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 3.84mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 28-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 28-TSSOP
包裝: 剪切帶 (CT)
輸入數(shù)目和類型: 5 個(gè)差分,單極;5 個(gè)差分,雙極;10 偽差分,單極;10 偽差分,雙極
配用: EVAL-AD7718EBZ-ND - BOARD EVALUATION FOR AD7718
其它名稱: AD7718BRU-REEL7CT
REV. 0
–8–
AD7718–SPECIFICATIONS1 (AV
DD = 2.7 V to 3.6 V or 4.75 V to 5.25 V, DVDD = 2.7 V to 3.6 V or 4.75 V to 5.25 V, REFIN(+) =
2.5 V ; REFIN(–) = AGND; AGND = DGND = 0 V; XTAL1/XTAL2 = 32.768 kHz Crystal Input Buffer Enabled. All specifications TMIN to TMAX unless otherwise noted.)
AD7708
Parameter
B Grade
Unit
Test Conditions
LOGIC INPUTS (Continued)
SCLK Only (Schmitt-Triggered Input)
2
VT(+)
1.4/2
V min/V max
DVDD = 5 V
VT(–)
0.8/1.4
V min/V max
DVDD = 5 V
VT(+)–VT(–)
0.3/0.85
V min/V max
DVDD = 5 V
VT(+)
0.95/2
V min/V max
DVDD = 3 V
VT(–)
0.4/1.1
V min/V max
DVDD = 3 V
VT(+)–VT(–)
0.3/0.85
V min/V max
DVDD = 3 V
XTAL1 Only
2
VINL, Input Low Voltage
0.8
V max
DVDD = 5 V
VINH, Input High Voltage
3.5
V min
DVDD = 5 V
VINL, Input Low Voltage
0.4
V max
DVDD = 3 V
VINH, Input High Voltage
2.5
V min
DVDD = 3 V
Input Currents
±10
A max
Logic Input = DVDD
–70
A max
Logic Input = DGND, Typical –40
A @ 5 V
and –20
A at 3 V
Input Capacitance
10
pF typ
All Digital Inputs
LOGIC OUTPUTS (Excluding XTAL2)
5
VOH, Output High Voltage
2
DVDD – 0.6
V min
DVDD = 3 V, ISOURCE = 100
A
VOL, Output Low Voltage
2
0.4
V max
DVDD = 3 V, ISINK = 100
A
VOH, Output High Voltage
2
4V min
DVDD = 5 V, ISOURCE = 200
A
VOL, Output Low Voltage
2
0.4
V max
DVDD = 5 V, ISINK = 1.6 mA
Floating State Leakage Current
±10
A max
Floating State Output Capacitance
±10
pF typ
Data Output Coding
Binary
Unipolar Mode
Offset Binary
Bipolar Mode
SYSTEM CALIBRATION
2
Full-Scale Calibration Limit
1.05
× FS
V max
Zero-Scale Calibration Limit
–1.05
× FS
V min
Input Span
0.8
× FS
V min
2.1
× FS
V max
START-UP TIME
From Power-On
300
ms typ
From Power-Down Mode
1
ms typ
300
ms typ
Oscillator Powered Down
POWER REQUIREMENTS
Power Supply Voltages
AVDD and DVDD can be operated independently of each other.
AVDD–AGND
2.7/3.6
V min/max
AVDD = 3 V nom
4.75/5.25
V min/max
AVDD = 5 V nom
DVDD–DGND
2.7/3.6
V min/max
DVDD = 3 V nom
4.75/5.25
V min
DVDD = 5 V nom
DIDD (Normal Mode)
0.55
mA max
DVDD = 3 V, 0.43 mA typ
0.65
mA
DVDD = 5 V, 0.5 mA typ
AIDD (Normal Mode)
1.1
mA
AVDD = 3 V or 5 V, 0.85 mA typ
DIDD (Power-Down Mode)
10
A max
DVDD = 3 V, 32.768 kHz Osc. Running
2
A max
DVDD = 3 V, Oscillator Powered Down
30
A max
DVDD = 5 V, 32.768 kHz Osc. Running
8
A max
DVDD = 5 V, Oscillator Powered Down
AIDD (Power-Down Mode)
1
A max
AVDD = 3 V or 5 V
Power Supply Rejection (PSR)
Input Range =
±2.56 V, AIN = 1 V
Chop Disabled
70
dB min
95 dB typ
Chop Enabled
100
dB typ
NOTES
1Temperature range is –40
°C to +85°C.
2Not production tested, guaranteed by design and/or characterization data at release.
3Following a self-calibration this error will be in the order of the noise for the programmed gain and update selected. A system calibration will completely
remove this error.
4Recalibration at any temperature will remove these errors.
5I/O Port Logic Levels are with respect to AV
DD and AGND.
Specifications are subject to change without notice.
相關(guān)PDF資料
PDF描述
AD7719BRZ IC ADC 16BIT 24BIT DUAL 28SOIC
AD7720BRU IC MODULATOR SIGMA-DELTA 28TSSOP
AD7721AR IC ADC 16BIT SIGMA-DELTA 28-SOIC
AD7722ASZ IC ADC 16BIT 195KSPS 44-MQFP
AD7723BSZ-REEL IC ADC 16BIT SIGMA-DELTA 44MQFP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AD7718BRUZ 功能描述:IC ADC 24BIT R-R 8/10CH 28-TSSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)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(gè)單端,單極 產(chǎn)品目錄頁(yè)面:892 (CN2011-ZH PDF) 其它名稱:296-25851-6
AD7718BRUZ-REEL7 功能描述:IC ADC 24BIT R-R 8/10CH 28-TSSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)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(gè)單端,單極
AD7718BRZ 功能描述:IC ADC 24BIT R-R 8/10CH 28SOIC RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)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(gè)單端,單極 產(chǎn)品目錄頁(yè)面:892 (CN2011-ZH PDF) 其它名稱:296-25851-6
AD7718BRZ-REEL 功能描述:IC ADC 24BIT R-R 8/10CH 28SOIC RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)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(gè)單端,單極
AD7718BRZ-REEL7 功能描述:IC ADC 24BIT R-R 8/10CH 28SOIC RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)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(gè)單端,單極