STA311B datasheet(98/102 Pages) STMICROELECTRONICS

98 / 102 page

Startup/shutdown pop noise removal

STA311B

98/102

DocID024340 Rev 1

10.3

User-defined delay time (0x82) and (0x83)

Bit

RST

Name

Description

3RW

Startup/shutdown pop noise disable

1: the startup/shutdown tristate sequence used to remove

the pop noise is disabled

0: the startup/shutdown tristate signal sequence used to

remove the pop noise is enabled. This feature is not

activated by default, and can be activated only if at least

one channel is in binary mode and the PWMs out speed

is equal to 384KHz.

Bit

RST

Name

Description

4RW

RL0

Set a tristate duration (same value for

startup/shutdown pop noise removal)

5RW

RL1

6RW

RL2

7RW

RL3

RL[3:0]

Tristate duration

0000

default duration equal to 116 ms

0001

default value x2

0010

default value x3

0011

default value x4

0100

default value x5

0101

default value x6

0110

default value x7

UDDT15

UDDT14

UDDT13

UDDT12

UDDT11

UDDT10

UDDT9

UDDT8

000

UDDT7

UDDT6

UDDT5

UDDT4

UDDT3

UDDT2

UDDT1

UDDT0

111

STA311B Datasheet(PDF) 98 Page - STMicroelectronics

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