A1425 Allegro MicroSystems, A1425 Datasheet - Page 2

• Manufacturer Part Number: A1425
• Description: High Accuracy Analog Speed Sensor with Integrated Filter Capacitor and Dual Zero-Crossing Output Signal
• Manufacturer: Allegro MicroSystems

A1425-DS Rev. 0b
Preliminary - Subject to Change
Without Notice November 10, 2004
High Accuracy Analog Speed Sensor with Integrated Filter Capacitor and Dual Zero-Crossing Output Signal
V+
(Pin 1)
0.1 uF
VCC
Elements
Dual Hall
Amp
Hall
Regulator
Functional Block Diagram
Stage
Gain
Bandpass Filter Integrated
Tracking Capacitor
A1425
Comparators
Dual
Diagnostic
Circuitry
Logic
Allegro MicroSystems, Inc.
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com
GND
(Pin 4)
Test Pin
(Pin 3)
VOUT
(Pin 2)
2