参数资料
型号: AD7609BSTZ-RL
厂商: Analog Devices Inc
文件页数: 32/36页
文件大小: 0K
描述: IC DAS W/ADC 18BIT 8CH 64LQFP
标准包装: 1,500
类型: 数据采集系统(DAS),ADC
分辨率(位): 18 b
采样率(每秒): 200k
数据接口: DSP,MICROWIRE?,并联,QSPI?,串行,SPI?
电压电源: 模拟和数字
电源电压: 2.3 V ~ 5 V,4.75 V ~ 5.25 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 64-LQFP
供应商设备封装: 64-LQFP(10x10)
包装: 带卷 (TR)
Data Sheet
AD7609
Rev. A | Page 5 of 36
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
ANALOG INPUT
Differential Input Voltage Ranges
VIN = Vx+ (Vx)
RANGE = 1; ±10 V
20
+20
V
RANGE = 0; ±5 V
10
+10
V
Absolute Voltage Input
±10 V range, see the Analog Input Clamp
10
+10
V
±5 V range, see the Analog Input Clamp
5
+5
V
Common-Mode Input Range
4
±5
+4
V
CMRR
70
dB
Analog Input Current
10 V, see Figure 28
5.4
A
2.5
A
Input Capacitance7
5
pF
Input Impedance
1
REFERENCE INPUT/OUTPUT
Reference Input Voltage Range
2.475
2.5
2.525
V
DC Leakage Current
±1
A
Input Capacitance7
REF SELECT = 1
7.5
pF
Reference Output Voltage
REFIN/REFOUT
2.49/
2.505
V
Reference Temperature Coefficient
±10
ppm/°C
LOGIC INPUTS
Input High Voltage (VINH)
0.7 × VDRIVE
V
Input Low Voltage (VINL)
0.3 × VDRIVE
V
Input Current (IIN)
±2
A
Input Capacitance (CIN)7
5
pF
LOGIC OUTPUTS
Output High Voltage (VOH)
ISOURCE = 100 A
VDRIVE 0.2
V
Output Low Voltage (VOL)
ISINK = 100 A
0.2
V
Floating-State Leakage Current
±1
±20
A
Floating-State Output Capacitance7
5
pF
Output Coding
Twos complement
CONVERSION RATE
Conversion Time
All eight channels included
4
s
Track-and-Hold Acquisition Time
1
s
Throughput Rate
Per channel, all eight channels included
200
kSPS
POWER REQUIREMENTS
AVCC
4.75
5.25
V
VDRIVE
2.3
5.25
V
ITOTAL
Digital inputs = 0 V or VDRIVE
Normal Mode (Static)
16
22
mA
Normal Mode (Operational)8
fSAMPLE = 200 kSPS
20
28.5
mA
Standby Mode
5
8
mA
Shutdown Mode
2
11
A
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