SM3600AP

SEIKO NPC CORPORATION - 2

PINOUT

PIN DESCRIPTION

No.

Name

I/O

*1

Description

1

CE

I

Chip enable (High: Normal operating mode, Low: standby mode)

2

VREF

O

3

SET

I

Auto-bias function input. When SET goes Low → High,

the voltage on OUT is adjusted to VDD/2 using the auto-bias function.

4

VSS

S

Ground

5

OUT

O

6

G1

O

Low-pass filter capacitor connection

A low-pass filter is formed by connecting a capacitor between G1 and OUT

pins.

7

TEST

O

Test output. Leave open for normal operation

8

VDD

S

Supply voltage (normally 5V)

*1. I: Input pin

O: Output pin

S: Supply pin

BLOCK DIAGRAM

Magnetic

Sensor

Offset

Correction

Circuit

AMP

VREF

VSS

TEST

VDD

CE

SET

VREF

OUT

G1

AMP

+

–

Magnetic

Sensor

100kΩ

100kΩ

CE 1

VREF 2

SET 3

VSS 4

8 VDD

7 TEST

6 G1

5 OUT

Top View

DIP8