STV7733 datasheet(4/28 Pages) STMICROELECTRONICS

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Pin description

STV7733

4/28

Pin description

Table 1.

STV7733 pin description

Pin name

Pin type

(I/O)

Pin description

Power

supplies

HVDD

Output buffer - high-voltage supply

MVDD

Output buffer - medium voltage supply

VSSP

Output buffer - ground level

VDD

Logic power supply

VSSL

Logic ground

VSSS

Chip substrate level

Input logic

block

DBA[1:2]

Input data bus, 2-bit serial interface

DBB[1:2]

Input data bus, 2-bit serial interface

DBC[1:2]

Input data bus, 2-bit serial interface

DBD[1:2]

Input data bus, 2-bit serial interface

SCLK

Data shift clock

DIR

Shift clock direction

/CS

Chip select (0 = select, 1 = un-select)

/DL

Data latch. Shift register data is transferred to the

driver outputs at the falling edge of this pulse.

Power output

control

AOC1

“All-output” control (all HVDD, all MVDD, all VSSP,

data through mode) selection pin

AOC2

“All-output” control (all HVDD, all MVDD, all VSSP,

data through mode) selection pin

POE

Power output enable

Power

outputs

OUT1to OUT320

High-voltage power outputs

Test

STBTEST

Must be grounded

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