Block diagram and pin description

LPY503AL

4/12

Doc ID 15804 Rev 2

Table 2.

Pin description

Pin #

Pin name

Analog function

1

GND

0V supply voltage

2

FILTVDD

PLL filter connection pin #2

3

VCONT

PLL filter connection pin #1

4

OUTX

Not amplified output

5

4xINX

Input of 4x amplifier

6

4xOUTX

X rate signal output voltage (amplified)

7

Vref

Reference voltage

8

4xOUTZ

Z rate signal output voltage (amplified)

9

4xINZ

Input of 4x amplifier

10

OUTZ

Not amplified output

11

ST

Self-test (logic 0: normal mode; logic 1: self-test)

12

PD

Power-down (logic 0: normal mode; logic 1: power-down

mode)

13

HP

High pass filter reset (logic 0: normal operation mode;

logic1: external high pass filter is reset)

14,15

Res

Reserved. Connect to Vdd

16

Vdd

Power supply