参数资料
型号: EVAL-AD7991EBZ
厂商: Analog Devices Inc
文件页数: 4/28页
文件大小: 0K
描述: BOARD EVAL FOR AD7991
标准包装: 1
ADC 的数量: 1
位数: 12
采样率(每秒): 1M
数据接口: 串行
输入范围: 0 ~ Vdd
在以下条件下的电源(标准): 4.4mW @ 5.5V,3.4MHz
工作温度: -40°C ~ 125°C
已用 IC / 零件: AD7991
已供物品: 板,缆线,CD
产品目录页面: 780 (CN2011-ZH PDF)
相关产品: AD7991YRJZ-1RL-ND - IC ADC 12BIT 4CH I2C SOT23-8
AD7991YRJZ-0RL-ND - IC ADC 12BIT 4CH I2C SOT23-8
AD7991YRJZ-1500RL7DKR-ND - IC ADC 12BIT 4CH SAR I2C SOT23-8
AD7991YRJZ-0500RL7DKR-ND - IC ADC 12BIT 4CH SAR I2C SOT23-8
AD7991YRJZ-1500RL7CT-ND - IC ADC 12BIT 4CH SAR I2C SOT23-8
AD7991YRJZ-0500RL7CT-ND - IC ADC 12BIT 4CH SAR I2C SOT23-8
AD7991YRJZ-1500RL7TR-ND - IC ADC 12BIT 4CH SAR I2C SOT23-8
AD7991YRJZ-0500RL7TR-ND - IC ADC 12BIT 4CH SAR I2C SOT23-8
AD7991/AD7995/AD7999
Rev. B | Page 12 of 28
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
06
46
1-
00
3
SCL 1
SDA 2
VIN0 3
VIN1 4
VDD
8
GND
7
VIN3/VREF
6
VIN2
5
AD7991/
AD7995/
AD7999
TOP VIEW
(Not to Scale)
Figure 3. SOT-23 Pin Configuration
Table 7. Pin Function Descriptions
Pin
No.
Mnemonic
Description
1
SCL
Digital Input. Serial bus clock. External pull-up resistor required.
2
SDA
Digital I/O. Serial bus bidirectional data. Open-drain output. External pull-up resistor required.
3
VIN0
Analog Input 1. Single-ended analog input channel. The input range is 0 V to VREF.
4
VIN1
Analog Input 2. Single-ended analog input channel. The input range is 0 V to VREF.
5
VIN2
Analog Input 3. Single-ended analog input channel. The input range is 0 V to VREF.
6
VIN3/VREF
Analog Input 4. Single-ended analog input channel. The input range is 0 V to VREF. Can also be used to input an
external VREF signal.
7
GND
Analog Ground. Ground reference point for all circuitry on the AD7991/AD7995/AD7999. All analog input signals
should be referred to this AGND voltage.
8
VDD
Power Supply Input. The VDD range for the AD7991/AD7995/AD7999 is from 2.7 V to 5.5 V.
Table 8. I2C Address Selection
Part Number
I2C Address
AD7991-0
010 1000
AD7991-1
010 1001
AD7995-0
010 1000
AD7995-1
010 1001
AD7999-1
010 1001
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