Pin

Name

Description

1

LCSG

Load Current Decoder Sens Reference Ground

Zener Clamp

3,43

LCDI

Load Current Decoder Input

4,42

LCDO

Load Current Decoder Output

5,41

EAO

Error Amplifier Output for Current Mode PWM Modulator

6,40

EAI

Error Amplifier Input for Current Mode PWM Modulator

7,39

TSO

Tacho Signal Output

8,38

TSPO

Tacho Signal Processor Output

9,37

TSPI

Tacho Signal Processor Input

10,36

PWMN

Current Mode PWM Output Inverted

11,35

PWM

Current Mode PWM Output non Inverted

12,34

DIO

Direction Indicator Digital Open Collector Output. A Low Level is cw,

A High Level is ccw Operation of the Motor

13,33

PCO

Position Counter Digital Open Collector Output

14,32

PSO

Phase Selector Output for Signal Differentation

15,31

POSO

Positioning Output. The Output Becomes Activated via Position

Adress Decoder.

16,30

FTB

Analog Input from Position Encoder Phase B. Proposed Operation

Range is 2.8V + 1V.

17,29

FTA

Analog Input from Position Encoder Phase A. Proposed Operation

Range is 2.8V + 1V

18

REF

Master Current Reference

19

OSC

Oscillator

20,21

DAI

Decoder Logic Input for Latch Select + Reset

22

GND

Major and Logic Ground

23 to 28

LAI

Latch Adress Input

44

Supply Voltage

PIN FUNCTIONS

L6515

3/13