Cirrus-logic CS4207 Manual de usuario descargar pdf (Pagina 10)

10 DS880F4

CS4207

1.2 Digital I/O Pin Characteristics

Input and output levels and associated power supply voltage are shown in the table below. Logic levels

should not exceed the corresponding power supply voltage.

Notes:

1. SDI output functionality also requires the VA and VL_IF rails to be at nominal levels.

Power

Supply

Pin Name

SW/(HW)

I/O Driver Receiver

VL_HD

RESET# Input - 1.5 V - 3.3 V

SDO Input - 1.5 V - 3.3 V

BITCLK Input - 1.5 V - 3.3 V

SDI (Note 1) Input/Output 1.5 V - 3.3 V 1.5 V - 3.3 V

SYNC Input - 1.5 V - 3.3 V

VA SENSE_A Input - 3.3 V - 5.0 V

VL_IF

GPIO1/

DMIC_SDA2

Input/Output 3.3 V 3.3 V

GPIO2 Input/Output 3.3 V 3.3 V

GPIO3 Input/Output 3.3 V 3.3 V

SPDIF_IN Input - 3.3 V

SPDIF_OUT Output 3.3 V -

GPIO0/

DMIC_SDA1

Input/Output 3.3 V 3.3 V

DMIC_SCL Output 3.3 V -

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 147 148

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Cirrus-logic CS4207 Manual de usuario Pagina 10