参数资料
型号: AD7322BRUZ-REEL
厂商: Analog Devices Inc
文件页数: 36/37页
文件大小: 0K
描述: IC ADC 12BIT+SAR 2CHAN 14-TSSOP
标准包装: 2,500
位数: 12
采样率(每秒): 1M
数据接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 30mW
电压电源: 双 ±
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 14-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 14-TSSOP
包装: 带卷 (TR)
输入数目和类型: 2 个单端,单极;2 个单端,双极;1 个差分,单极;1 个差分,双极
配用: EVAL-AD7322CBZ-ND - BOARD EVALUATION FOR AD7322
Data Sheet
AD7322
Rev. B | Page 7 of 36
ABSOLUTE MAXIMUM RATINGS
TA = 25°C, unless otherwise noted
Table 4.
Parameter
Rating
VDD to AGND, DGND
0.3 V to +16.5 V
VSS to AGND, DGND
+0.3 V to 16.5 V
VDD to VCC
VCC 0.3 V to 16.5 V
VCC to AGND, DGND
0.3 V to +7 V
VDRIVE to AGND, DGND
0.3 V to +7 V
AGND to DGND
0.3 V to +0.3 V
Analog Input Voltage to AGND1
VSS 0.3 V to VDD + 0.3 V
Digital Input Voltage to DGND
0.3 V to +7 V
Digital Output Voltage to GND
0.3 V to VDRIVE + 0.3 V
REFIN to AGND
0.3 V to VCC + 0.3 V
Input Current to Any Pin
Except Supplies2
±10 mA
Operating Temperature Range
40°C to +85°C
Storage Temperature Range
65°C to +150°C
Junction Temperature
150°C
TSSOP Package
θJA Thermal Impedance
113.5°C/W
θJC Thermal Impedance
30°C/W
Pb-Free Temperature, Soldering
Reflow
260(0)°C
ESD
2.5 kV
1
If the analog inputs are driven from alternative VDD and VSS supply circuitry,
Schottky diodes should be placed in series with the AD7322’s VDD and VSS
supplies. See the Power Supply Configuration section.
2
Transient currents of up to 100 mA do not cause SCR latch-up.
Stresses above those listed under Absolute Maximum Ratings
may cause permanent damage to the device. This is a stress
rating only; functional operation of the device at these or any
other conditions above those indicated in the operational
section of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods may affect
device reliability.
ESD CAUTION
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