Datasheet > AD7292

AD7292

更新时间： 2022-02-26 12:08:25

品牌	Logo	应用领域
亚德诺 - ADI		/
页数	文件大小	规格书
41页	734K
描述
10-Bit Monitor and Control System with ADC,DACs, Temperature Sensor, and GPIOs

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AD7292 数据手册

Data Sheet

AD7292

GENERAL SPECIFICATIONS

AV_DD= 4.75 V to 5.25 V, DV_DD= 1.8 V to 5.25 V, V_REF= 1.25 V internal, V_DRIVE= 1.8 V to 5.25 V, A_GND= 0 V, T_A= −40°C to +125°C,

unless otherwise noted.

Table 3.

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

LOGIC INPUTS

Input High Voltage, V_IH

0.7 × V_DRIVE

0.8 × V_DRIVE

µA

V_DRIVE= 2.3 V to 5.25 V

V_DRIVE= 1.8 V to 1.95 V

V_DRIVE= 2.3 V to 5.25 V

V_DRIVE= 1.8 V to 1.95 V

Input Low Voltage, V_IL

0.3 × V_DRIVE

0.2 × V_DRIVE

Input Leakage Current, I_IN

Input Capacitance, C_IN

Input Hysteresis, V_HYST

GPIO OUTPUTS

I_SINK/I_SOURCE

Output High Voltage, V_OH

Output Low Voltage, V_OL

POWER REQUIREMENTS

AV_DD

0.05 × V_DRIVE

1.6

DV_DD− 0.2

I_SINK/I_SOURCE= 1.6 mA

0.4

4.75

1.8

5.25

DV_DD

V_DRIVE

Static Current

I_AVDD

I_DVDD

4.2

5.4

1.3

0.35

0.65

0.12

4.97

I_DRIVE

Total Static Current

Dynamic Current

I_AVDD

I_DVDD

I_DRIVE

AV_DD+ DV_DD+ V_DRIVE

6.45

0.65

0.12

7.22

8.5

1.3

0.35

Total Dynamic Current

AV_DD+ DV_DD+ V_DRIVE, DAC outputs loaded

and converting at full scale, continuous

conversion on ADC inputs

Power Dissipation

Static

Dynamic

37.9

34.125

50.925

TEMPERATURE SENSOR SPECIFICATIONS

AV_DD= 4.75 V to 5.25 V, DV_DD= 1.8 V to 5.25 V, V_REF= 1.25 V internal, V_DRIVE= 1.8 V to 5.25 V, A_GND= 0 V, T_A= −40°C to +125°C,

unless otherwise noted.

Table 4.

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

INTERNAL TEMPERATURE SENSOR

Operating Range

Accuracy

−40

+125

°C

T_A= −40°C to +125°C

T_A= 0°C to +125°C

T_A= 25°C

0.5

0.03125

1.25

1.5

Resolution

Update Rate

Digital filter enabled

Rev. A | Page 5 of 40

1...3 4 567 8 9...41

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