ATS657 查看數據表（PDF） - Allegro MicroSystems
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ATS657 Datasheet PDF : 15 Pages
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ATS657
Dynamic, Self-Calibrating, Threshold-Detecting, Differential
Speed and Direction Hall-Effect Gear Tooth Sensor IC
Selection Guide
Part Number
Packing*
ATS657LSHTN-T
800 pieces per 13-in. reel
*Contact Allegro® for additional packing options
Absolute Maximum Ratings
Characteristic
Supply Voltage
Reverse Supply Voltage
Operating Ambient Temperature
Maximum Junction Temperature
Storage Temperature
Symbol
Notes
Rating
Unit
See Power Derating curve; proper operation
at VSUPPLY = 24 V requires circuit configuration
VSUPPLY
with a series 100 Ω load resistor. Please refer
to figure 7. Voltage between pins 1 and 4 of
24
V
greater than 22 V may partially turn on the ESD
protection Zener diode in the IC.
VRCC
TA
TJ(max)
Tstg
Range L
–18
V
–40 to 150
ºC
165
ºC
–65 to 170
ºC
Pin-out Diagram
12 3 4
Terminal List
Number
Name
1
VCC
2
NC
3
NC
4
GND
Function
Connects power supply to chip
No connection
Float or tie to GND
Ground terminal
Allegro MicroSystems, Inc.
2
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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