AK7740ET Просмотр технического описания (PDF) - Asahi Kasei Microdevices

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AK7740ET

24bit 2ch ADC + 24bit 4ch DAC with Audio DSP

Asahi Kasei Microdevices 

[ASAHI KASEI]

[AK7740ET]

5. Absolute Maximum Rating

(AVSS, BVSS, DVSS = 0 V: All voltages indicated are relative to the ground)

Item

Symbol

min

max

Unit

Power supply voltage

Analog (AVDD)

VA

-0.3

4.6

V

Digital (DVDD)

VD

-0.3

4.6

V

|AVSS (BVSS)-DVSS|

Note 1) ∆GND

0.3

V

Input current (except for power supply pin ) IIN

-

±10

mA

Analog input voltage

AINL+,AINL-,AINR+,AINR-,AINL1, VINA

-0.3

VA+0.3

V

AINR1,AINL2,AINR2,AINL3,AINR3,

AINL4,AINR4,VREFH

Digital input voltage

VIND

-0.3

VD+0.3

V

Operating ambient temperature

Ta

-10

70

°C

Storage temperature

Tstg

-65

150

°C

Note 1) AVSS(BVSS) should be at the same level as DVSS

WARNING: Operation at or beyond these limits may result in permanent damage of the device.

Normal operation is not guaranteed when these limits are exceeded

6. Recommended Operating Conditions

(AVSS, BVSS, DVSS = 0 V: All voltages indicated are relative to the ground.)

Items

Symbol min

typ

max Unit

Power supply voltage

AVDD

VA

3.0

3.3

3.6

V

DVDD

VD

3.0

3.3

VA

V

Reference voltage (VREF)

VREFH Note 1)

VRH

VA

V

Note 1) VREFH normally connects to AVDD.

Note: The analog input voltage and output voltage are proportional to VREFH voltage.

<Pre-E-01>

-7-

2006/10

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