Rainbow-electronics DS1870 Uživatelský manuál stáhnout pdf (Strana 8)

DS1870

LDMOS RF Power-Amplifier Bias

Controller

8 _____________________________________________________________________

Pin Description

PIN NAME FUNCTION

Potentiometer 1 Low Terminal

Potentiometer 1 Wiper Terminal

Potentiometer 2 Wiper Terminal

Potentiometer 2 Low Terminal

Drain Current 1 Monitor Input

Drain Current 2 Monitor Input

Drain Voltage Monitor Input

8 GND Ground

9 FAULT

Fault Output. This open-collector output is active high when one of the enabled alarms is outside its

programmable limit value.

10 A

11 A

12 A

C Address Inputs. These inputs determine the slave address of the device. The slave address in

binary is 1010A

13 SCL Serial Clock Input. I

C clock input.

14 SDA Serial Data Input/Output. Bidirectional I

C data pin.

15 H

COM

Potentiometer High Terminal. Common to potentiometers 1 and 2.

16 V

Power Input

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 27 28

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Rainbow-electronics DS1870 Uživatelský manuál Strana 8