TDA7421N datasheet(25/38 Pages) STMICROELECTRONICS

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TDA7421N

6.0 PLL DATA BYTE SPECIFICATION

6.1 CHARGE PUMP CONTROL

6.2 PLL COUNTER 1 (LSB)

MSB

LSB

FUNCTION

High current = 0mA

High current = 0.5mA

High current = 1.0mA

High current = 1.5mA

High current = 2.0mA

High current = 2.5mA

High current = 3.0mA

High current = 3.5mA

High current = 4.5mA

High current = 5.0mA

High current = 5.5mA

High current = 6.0mA

High current = 6.5mA

High current = 7.0mA

High current = 7.5mA

Low current = 0

µA

Low current = 15

µA

Low current = 100

µA

Low current = 115

µA

Select low Current

Select high Current

Select loop filter 1

Select loop filter 2

LPIN1/2 CURRH

Subaddress = 00H

MSB

LSB

FUNCTION

000

LSB = 0

000

LSB = 1

000

LSB = 2

all combinations allowed

LSB = 252

LSB = 253

LSB = 254

LSB = 255

PC7

PC6

PC5

PC4

PC3

PC2

PC1

PC0

Bit name

Subaddress = 01H

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