参数资料
型号: AD7739BRUZ
厂商: Analog Devices Inc
文件页数: 27/32页
文件大小: 0K
描述: IC ADC 24BIT 8-CH 24-TSSOP
标准包装: 62
位数: 24
采样率(每秒): 15.1k
数据接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 100mW
电压电源: 模拟和数字
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 24-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 24-TSSOP
包装: 管件
输入数目和类型: 8 个单端,单极;8 个单端,双极;4 个差分,单极;4 个差分,双极
产品目录页面: 779 (CN2011-ZH PDF)
配用: EVAL-AD7739EBZ-ND - BOARD EVAL FOR AD7739
AD7739
Data Sheet
Rev. A | Page 4 of 32
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
REFERENCE INPUTS
REFIN(+) to REFIN() Voltage1, 9
2.475
2.5
2.525
V
NOREF Trigger Voltage
0.5
V
NOREF bit in channel status register
REFIN(+), REFIN() Common-Mode/
Absolute Voltage1
0
AVDD
V
Reference Input DC Current10
400
μA
SYSTEM CALIBRATION1, 11
Full-Scale Calibration Limit
+1.05 × FS
V
Zero-Scale Calibration Limit
1.05 × FS
V
Input Span
0.8 × FS
2.1 × FS
V
LOGIC INPUTS
Input Current
±1
μA
Input Current CS
±10
μA
CS = DVDD
40
μA
CS = DGND, internal pull-up resistor
Input Capacitance
5
pF
1.4
2
V
DVDD = 5 V
0.8
1.4
V
DVDD = 5 V
VT+ – VT–1
0.3
0.85
V
DVDD = 5 V
0.95
2
V
DVDD = 3 V
0.4
1.1
V
DVDD = 3 V
VT+ – VT–1
0.3
0.85
V
DVDD = 3 V
MCLK IN ONLY
Input Current
±10
μA
Input Capacitance
5
pF
VINL Input Low Voltage
0.8
V
DVDD = 5 V
VINH Input High Voltage
3.5
V
DVDD = 5 V
VINL Input Low Voltage
0.4
V
DVDD = 3 V
VINH Input High Voltage
2.5
V
DVDD = 3 V
LOGIC OUTPUTS12
VOL Output Low Voltage
0.4
V
ISINK = 800 μA, DVDD = 5 V
VOH Output High Voltage
4.0
V
ISOURCE = 200 μA, DVDD = 5 V
VOL Output Low Voltage
0.4
V
ISINK = 100 μA, DVDD = 3 V
VOH Output High Voltage
DVDD 0.6
V
ISOURCE = 100 μA, DVDD = 3 V
Floating State Leakage Current
±1
μA
Floating State Leakage Capacitance
3
pF
P0, P1 INPUTS/OUTPUTS
Levels referenced to analog supplies
Input Current
±10
μA
VINL Input Low Voltage
0.8
V
AVDD = 5 V
VINH Input High Voltage
3.5
V
AVDD = 5 V
VOL Output Low Voltage
0.4
V
ISINK = 8 mA, AVDD = 5 V
VOH Output High Voltage
4.0
V
ISOURCE = 200 μA, AVDD = 5 V
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