ATS692LSH datasheet(3/12 Pages) ALLEGRO

3 / 12 page

Two-Wire, Differential, Vibration Resistant

Sensor IC with Speed and Direction Output

ATS692LSH(RSNPH)

Allegro MicroSystems, LLC

115 Northeast Cutoff

Worcester, Massachusetts 01615-0036 U.S.A.

1.508.853.5000; www.allegromicro.com

OPERATING CHARACTERISTICS Valid at throughout full operating and temperature ranges; using Reference Target 60-0;

unless otherwise specified

Characteristic

Symbol

Test Conditions

Min.

Typ.1

Max.

Unit

General Electrical Characteristics

Supply Voltage2

VCC

Operating, TJ < TJ(max)

4.0

–

Under Voltage Lockout

VCC(UV)

VCC 0 → 5 V or 5 → 0 V

–

3.6

3.95

Reverse Supply Current3

IRCC

VCC = VRCC(max)

–

–10

Supply Zener Clamp Voltage

VZ(SUPPLY) ICC = ICC(max) + 3 mA, TA = 25ºC

–

Supply Current

ICC(LOW)

Low-current state (Running mode)

5.0

–

8.0

ICC(HIGH)

High-current state (Running mode)

12.0

–

16.0

ICC(SU)(LOW) Startup current level (Power-On mode)

5.0

–

8.5

ICC(SU)(HIGH) High-current state (Calibration)

12.0

–

16.5

Supply Current Ratio

ICC(HIGH) /

ICC(LOW)

Measured as ratio of high current to low current

1.9

–

Test Pins Zener Clamp Voltage4

VZ(TEST)

–6–

Output Stage

Output Slew Rate

SROUT

RL = 100 Ω, CL = 10 pF; ICC(HIGH) → ICC(LOW),

ICC(LOW) → ICC(HIGH), 10% to 90% points

7.0

–

mA / μs

Output Pulse Characteristics5

Pulse Width (Forward Rotation)

tw(FWD)

μs

Pulse Width (Reverse Rotation)

tw(REV)

104

μs

Pulse Width (Non-Direction)

tw(ND)

153

180

207

μs

General Operating Characteristics

Operate Point

BOP

% of peak-to-peak VPROC

–69–

Release Point

BRP

% of peak-to-peak VPROC

–31–

Operating Frequency (Forward

Rotation)

fFWD

–

kHz

Operating Frequency (Reverse

Rotation)6

fREV

0–7

kHz

Operating Frequency (Non-Direction

Pulses)6

fND

0–4

kHz

DAC Characteristics

Allowable User-Induced Offset

BOFFSET

Magnitude valid for both differential magnetic

channels

–60

–

Performance Characteristics

Air Gap Range

Using Allegro Reference Target 60-0

0.5

–

2.75

Vibration Immunity (Startup)

errVIB(SU) See figure 1

TTARGET

–

deg.

Vibration Immunity (Running Mode)

errVIB

See figure 1

TTARGET

–

deg.

Continued on the next page…

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