ADCS-2021 datasheet(7/8 Pages) HP

7 / 8 page

ADCS-2021 Pin Description

Pkg Pins

Signal Name

Type

Description

IMODE1

Input

If = 1, Half duplex UART slave interface mode

If = 0, Synchronous serial slave interface mode

IMODE0

Input

Always = 0

CLK

Input

System Clock

nRST_nSTBY

Input

Active low system reset input and stand-by mode input

19, 20, 21, 28, 29, 30, 1, 2, 3, 4

Data 9, Data 8,… Data 1, Data 0

Output

Parallel digitized pixel data out

DRDY

Output

Data valid for parallel digitized pixel data out

SDATA_TxD

Input/output open drain

Serial output data

SCLK_RxD

Input

Transfer clock / serial data input

nFRAME_nSYNC

Output

Signals end of frame

nROW

Output

Signals end of row

nIRQ_nCC

Output

Programmable interrupt request

5, 31, 24

VDD

Digital power supply

6, 32, 25

GND

Digital ground

PVDD

Array power supply

8, 23

AVDD

Analog power supply

7, 22, 15

AGND

Analog, array, and substrate ground

ADCS-1021 Pin Description

Pkg Pins (Location)

Signal Name

Type

Description

IMODE1

Input

If = 1, Half duplex UART slave interface mode

If = 0, Synchronous serial slave interface mode

IMODE0

Input

Always = 0

CLK

Input

System Clock

nRST_nSTBY

Input

Active low system reset input and stand-by mode input

19, 20, 21, 28, 29, 30, 1, 2

Data 7, Data 6,… Data 1, Data 0

Output

Parallel digitized pixel data out

DRDY

Output

Data valid for parallel digitized pixel data out

SDATA_TxD

Input/output open drain

Serial output data

SCLK_RxD

Input

Transfer clock / serial data input

nFRAME_nSYNC

Output

Signals end of frame

nROW

Output

Signals end of row

nIRQ_nCC

Output

Programmable interrupt request

5, 31, 24

VDD

Digital power supply

6, 32, 25

GND

Digital ground

PVDD

Array power supply

8, 23

AVDD

Analog power supply

7, 22, 15

AGND

Analog, array, and substrate ground

nTRISTATE

Input

Disables sensor tristate mode

No connect

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