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AK7752

Audio/Hands Free DSP with Stereo CODEC

Asahi Kasei Microdevices 

[AK7752]

(2) DC Characteristics

(Ta=-40°C ~ 85°C; AVDD, DVDD=3.0 ~ 3.6V)

Parameter

Symbol

min

typ

max

Units

High Level Input Voltage

(Note 17)

Low Level Input Voltage

(Note 17)

SCL, SDA High Level Input Voltage

SCL, SDA Low Level Input Voltage

High Level Output Voltage Iout=-100μA (Note 18)

Low Level Output Voltage Iout=100μA

SDA Low Level Output Voltage Iout=3mA

Input Leak Current

(Note 19)

Input Leak Current (pull-down pin) (Note 20)

Input Leak Current (XTI pin)

VIH

VIL

VIH

VIL

VOH

VOL

VOL

Iin

Iid

Iix

80%VDD

V

20%VDD

V

70%VDD

VDD-0.5

V

30%VDD

V

V

0.5

V

0.4

V

±10

μA

22

μA

26

μA

Note 17. SCL and SDA pins are not included. (SI, SCLK pins are included)

Note 18. SDA pin is not included.

Note 19. Pull-down pins and XTI pin are not included.

Note 20. EESO, DLINE_IN, DEXT_IN / JX3, JX2, JX1, JX0, EESEL, I2CSEL, TESTI2 and TESTI1 (Typ150kΩ)

(3) Current Consumption

(Ta=25°C; AVDD, DVDD=3.0~3.6V (typ = 3.3V, max = 3.6V)

Parameter

min

typ

Power Supply Current (Note 21)

AVDD

10

DVDD

90

AVDD + DVDD

100

max

Units

mA

mA

165

mA

Note 21. The current of DVDD changes depending on the system frequency and contents of the DSP program.

MS0578-E-01-PB

- 11 -

2007/09

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