Datasheet 搜索 > AD转换器 > ADI（亚德诺） > AD7709BRUZ 数据手册 > AD7709BRUZ 数据手册 3/32 页
器件3D模型￥ 32.265
AD7709BRUZ 数据手册 - ADI（亚德诺）
制造商:
ADI（亚德诺）
分类:
AD转换器
封装:
TSSOP-24
描述:
ANALOG DEVICES AD7709BRUZ 模数转换器, Σ-Δ, 16 bit, 2.7 V, 5.25 V, TSSOP
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
导航目录
AD7709BRUZ数据手册
Page:
of 32 Go
若手册格式错乱，请下载阅览PDF原文件
REV. A
–3–
AD7709
SPECIFICATIONS
1
(V
DD
= 2.7 V to 3.6 V or 4.75 V to 5.25 V, REFIN(+) = 2.5 V; REFIN(–) = GND; GND = 0 V; XTAL1/XTAL2 =
32.768 kHz Crystal; all specifications T
MIN
to T
MAX
, unless otherwise noted.)
Parameter AD7709A, AD7709B Unit Test Conditions
ADC CHANNEL SPECIFICATION
Output Update Rate 5.4 Hz min 0.732 ms Increments
105 Hz max
ADC CHANNEL
No Missing Codes
2
16 Bits min 20 Hz Update Rate
Resolution 13 Bits p-p ± 20 mV Range, 20 Hz Update Rate
16 Bits p-p ± 2.56 V Range, 20 Hz Update Rate
Output Noise and Update Rates See Tables II to V
Integral Nonlinearity
2
± 30 ppm of FSR max Typically 2 ppm
FSR
REFIN
GAIN
=
¥21024.
Offset Error ± 3 mV typ
Offset Error Drift vs. Temperature ± 10 nV/∞C typ
Full-Scale Error
3
± 0.75 LSB typ B Grade, V
DD
= 4 V
± 0.2 % of FS typ A Grade
Gain Drift vs. Temperature ± 0.5 ppm/∞C typ
Power Supply Rejection (PSR) 85 dB typ Input Range = ± 2.56 V
100 dB typ on ± 20 mV Range
ANALOG INPUTS
Differential Input Voltage Ranges
±¥1 024. REFIN
GAIN
V nom REFIN = REFIN(+) – REFIN(–)
GAIN = 1 to 128
ADC Range Matching ± 2 mV typ Input Voltage = 19 mV on All Ranges
Absolute AIN1–AIN4 Voltage Limits
2
GND + 100 mV V min
V
DD
– 100 mV V max
AIN1–AIN4 Analog Input Current
DC Input Current
2
± 1 nA max
DC Input Current Drift ± 5 pA /∞C typ
Absolute AINCOM Voltage Limits
2
GND – 30 mV V min
V
DD
+ 30 mV V max
AINCOM Analog Input Current Pseudo-Differential Mode of Operation
DC Input Current ± 125 nA/V typ Input Current Varies with Input Range
DC Input Current Drift ± 2 pA/V/∞C typ
Normal-Mode Rejection
2, 4
@ 50 Hz 100 dB min
50 Hz ± 1Hz, 16.65 Hz Update Rate, SF = 82
@ 60 Hz 100 dB min 60 Hz ± 1 Hz, 20 Hz Update Rate, SF = 68
Common-Mode Rejection
@ DC 100 dB typ Input Range = ± 2.56 V, AIN = 1 V
110 dB typ on ± 20 mV Range
@ 50 Hz
2
100 dB min 50 Hz ± 1 Hz, Range = ± 2.56 V, AIN = 1 V
@ 60 Hz
2
100 dB min 60 Hz ± 1 Hz, Range = ± 2.56 V, AIN = 1 V
REFERENCE INPUTS
(REFIN1 and REFIN2)
REFIN Voltage 2.5 V nom REFIN = REFIN(+) – REFIN(–)
REFIN Voltage Range
2
1V min
V
DD
V max
Absolute REFIN Voltage Limits
2
GND – 30 mV V min
V
DD
+ 30 mV V max
Average Reference Input Current 0.5 mA/V typ
Average Reference Input Current Drift ± 0.01 nA/V/∞C typ
Normal-Mode Rejection
2, 4
@ 50 Hz 100 dB min 50 Hz ± 1 Hz, SF = 82
@ 60 Hz 100 dB min 60 Hz ± 1 Hz, SF = 68
Common-Mode Rejection
@ DC 110 dB typ Input Range = ± 2.56 V, AIN = 1 V
@ 50 Hz 110 dB typ 50 Hz ± 1 Hz, Range = 2.56 V, AIN = 1 V
@ 60 Hz 110 dB typ 60 Hz ± 1 Hz, Range = 2.56 V, AIN = 1 V
See Notes on page 5.
器件 Datasheet 文档搜索
AiEMA 数据库涵盖高达 72,405,303 个元件的数据手册，每天更新 5,000 多个 PDF 文件
