ATS665LSGTN-T Allegro Microsystems Inc, ATS665LSGTN-T Datasheet - Page 10

• Manufacturer Part Number: ATS665LSGTN-T
• Description: IC SENSOR HALL GEAR TOOTH 4-SIP
• Manufacturer: Allegro Microsystems Inc
• Type: Special Purposer

Specifications of ATS665LSGTN-T

• Sensing Range: 70% of Air Gap Trip, 30% of Air Gap Release
• Voltage - Supply: 3.3 V ~ 24 V
• Current - Supply: 14mA
• Current - Output (max): 20mA
• Output Type: Digital, Open Collector
• Features: Gear Tooth Type
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 4-SIP
• Operating Supply Voltage (min): 3.3V
• Operating Supply Voltage (typ): 5/9/12/15/18V
• Operating Supply Voltage (max): 24V
• Output Current: 20mA
• Package Type: SIP Module(SG)
• Pin Count: 4
• Mounting: Through Hole
• Operating Temp Range: -40C to 150C
• Operating Temperature Classification: Automotive
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 620-1161-2

Start-up Detection
Since the IC powers-up in the off state (logic high output), the first
edge seen by the IC can be missed if the switching induced by that
edge reinforces the off state. Therefore, the first edge that can be
ATS665LSG
High over Tooth
Low over Tooth
True Zero Speed, High Accuracy, Gear Tooth Sensor IC
IC OUTPUT
IC OUTPUT
(Start-up over Rising Edge)
(Start-up over Rising Edge)
(Start-up over Falling Edge)
(Start-up over Falling Edge)
MAGNETIC PROFILE
MAGNETIC PROFILE
TARGET PROFILE
TARGET PROFILE
(Start-up over Valley)
(Start-up over Valley)
(Start-up over Tooth)
(Start-up over Tooth)
(High over Tooth)
(Low over Tooth)
MECHANICAL
MECHANICAL
guaranteed to induce an output transition is the second detected edge.
This device has accurate first electrical falling edge detection. The
tables below show various start-up schemes.
IC start-up location
IC start-up location
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
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