參數(shù)資料
型號(hào)： AD7713ARZ-REEL
廠商： Analog Devices Inc
文件頁數(shù)： 18/28頁
文件大小： 0K
描述： IC ADC 24BIT SIGMA-DELTA 24SOIC
標(biāo)準(zhǔn)包裝： 1,000
位數(shù)： 24
采樣率（每秒）： 205
數(shù)據(jù)接口： 串行
轉(zhuǎn)換器數(shù)目： 1
功率耗散（最大）： 5.5mW
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： 24-SOIC（0.295"，7.50mm 寬）
供應(yīng)商設(shè)備封裝： 24-SOIC W
包裝： 帶卷 (TR)
輸入數(shù)目和類型： 1 個(gè)單端，單極；1 個(gè)差分，單極；1 個(gè)差分，雙極
REV. D
AD7713
–25–
OTHER 24-BIT SIGNAL CONDITIONING ADCS AVAILABLE
FROM ANALOG DEVICES
AD7710
FEATURES
Charge Balancing
24 Bits No Missing Codes
0.0015% Nonlinearity
2-Channel Programmable Gain Front End
Gains from 1 to 128
Differential Inputs
Low-Pass Filter with Programmable Filter Cutoffs
Ability to Read/Write Calibration Coefficients
Bidirectional Microcontroller Serial Interface
Internal/External Reference Option
Single- or Dual-Supply Operation
Low Power (25 mW typ) with Power-Down Mode
(7 mW typ)
APPLICATIONS
Weigh Scales
Thermocouples
Smart Transmitters
Chromatography
AD7711
FEATURES
Charge Balancing ADC
24 Bits No Missing Codes
0.0015% Nonlinearity
2-Channel Programmable Gain Front End
Gains from 1 to 128
1 Differential Input
1 Single-Ended Input
Low-Pass Filter with Programmable Filter Cutoff
Ability to Read/Write Calibration Coefficients
RTD Excitation Current Sources
Bidirectional Microcontroller Serial Interface
Internal/External Reference Option
Single- or Dual-Supply Operation
Low Power (25 mW typ) with Power-Down Mode
(7 mW typ)
APPLICATIONS
RTD Transducers
Process Control
Smart Transmitters
Portable Industrial Instruments
FUNCTIONAL BLOCK DIAGRAM
CHARGING BALANCING A/D
CONVERTER
AUTO-ZEROED
–
MODULATOR
DIGITAL
FILTER
CLOCK
GENERATION
AD7710
MUX
AGND DGND
MCLK
OUT
MCLK
IN
AIN1(+)
AIN1(–)
AIN2(+)
AIN2(–)
REF
IN(+)
AVDD DVDD
AVDD
4.5 A
A = 1 – 128
VSS
AVDD
20 A
VBIAS
REF OUT
REF
IN(–)
SYNC
RTD
CURRENT
2.5V REFERENCE
PGA
SERIAL INTERFACE
CONTROL
REGISTER
OUTPUT
REGISTER
MODE SDATA
A0
DRDY
TFS
RFS
SCLK
FUNCTIONAL BLOCK DIAGRAM
CHARGING BALANCING A/D
CONVERTER
AUTO-ZEROED
–
MODULATOR
DIGITAL
FILTER
CLOCK
GENERATION
AD7711
MUX
AGND DGND
MCLK
OUT
MCLK
IN
AIN1(+)
AIN1(–)
AIN2
REF
IN(+)
AVDD DVDD
AVDD
4.5 A
A = 1 – 128
VSS
VBIAS
REF OUT
REF
IN(–)
SYNC
RTD2
RTD1
2.5V REFERENCE
PGA
AVDD
200 A
SERIAL INTERFACE
CONTROL
REGISTER
OUTPUT
REGISTER
MODE SDATA
A0
DRDY
TFS
RFS
SCLK
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參數(shù)描述
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