TMD2672

DIGITAL PROXIMITY DETECTOR

TAOS149C − AUGUST 2012

3

The LUMENOLOGY

r Company

r

r

Copyright

E 2012, TAOS Inc.

www.taosinc.com

Terminal Functions

TERMINAL

TYPE

DESCRIPTION

NAME

NO.

TYPE

DESCRIPTION

GND

3

Power supply ground. All voltages are referenced to GND.

INT

7

O

Interrupt — open drain (active low).

LDR

6

O

LED driver input for proximity IR LED, constant current source LED driver.

LEDA

4

LED anode.

LEDK

5

LED cathode. Connect to LDR pin when using internal LED driver circuit.

SCL

2

I

SDA

8

I/O

1

Supply voltage.

Available Options

DEVICE

ADDRESS

LEADS

INTERFACE DESCRIPTION

ORDERING NUMBER

TMD26721

0x39

Module−8

TMD26721

TMD26723

0x39

Module−8

TMD26723

0x29

Module−8

TMD26725

0x29

Module−8

TMD26727

3.8 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Input terminal voltage

−0.5 V to 3.8 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Output terminal voltage (except LDR)

−0.5 V to 3.8 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Output terminal voltage (LDR)

3.8 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Output terminal current (except LDR)

−1 mA to 20 mA

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

−40

°C to 85°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ESD tolerance, human body model

2000 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not

implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.

NOTES: 1. All voltages are with respect to GND.

Recommended Operating Conditions

MIN

NOM

MAX

UNIT

2.6

3

3.6

V

−3

3

%

−30

85

°C

NOTE 2: While the device is operational across the temperature range, functionality will vary with temperature. Specifications are stated only

at 25

°C unless otherwise noted.