TDA7546 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TDA7546

Multichip module for TMC tuner applications

STMicroelectronics 

Software specifications

6.2

Data byte specification

Table 12. Addr 0 charge pump control

MSB

LSB

d7 d6 d5 d4 d3 d2 d1 d0

Function

0

0

0

0 High current = 0mA

0

0

0

1 High current = 0.5mA

0

0

1

0 High current = 1mA

0

0

1

1 High current = 1.5mA

-

-

-

--

1

1

1

1 High current = 7.5mA

0

0

Low current = 0μA

0

1

Low current = 50μA

1

0

Low current = 100μA

1

1

Low current = 150μA

0

Select low current

1

Select high current

0

Lock detector disable

1

Lock detector enable

Table 13. Addr 1 PLL counter 1 (LSB)

MSB

LSB

d7 d6 d5 d4 d3 d2 d1 d0

0

0

0

0

0

0

0

0 LSB = 0

0

0

0

0

0

0

0

1 LSB = 1

0

0

0

0

0

0

1

0 LSB = 2

-

-

-

-

-

-

-

--

1

1

1

1

1

1

0

0 LSB = 252

1

1

1

1

1

1

0

1 LSB = 253

1

1

1

1

1

1

1

0 LSB = 254

1

1

1

1

1

1

1

1 LSB = 255

Function

Table 14. Addr 2 PLL counter 2 (MSB)

MSB

LSB

d7 d6 d5 d4 d3 d2 d1 d0

0

0

0

0

0

0

0

0 MSB = 0

0

0

0

0

0

0

0

1 MSB = 256

0

0

0

0

0

0

1

0 MSB = 512

Function

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TDA7546

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