Connection Diagram

12-Pin LLP Package

3mm x 3mm x 0.8mm

NS Package Number SDF12A

30069302

Note 1: The actual physical placement of the package marking will vary from part to part. The package marking placeholder "XXXXX" is a code for the die

traceability. "YYYYY" identifies the device (part number, voltage option, etc.). See the Order Information table below for the device ID codes.

Pin Descriptions

Pin

Name

Description

10

V

IN

Input voltage connection.

3

V

OUT

Charge pump regulated output.

12

C1−

Flying capacitor connections.

11

C1+

2

C2+

1

C2−

4

GND

Ground connection.

6

I

SINK

Regulated current sink input.

8

SDA

Serial data I/O pin.

7

Strobe

Manual flash enable pin. Flash will remain on for the duration that the Strobe pin is held high

or when the Flash Timeout occurs, whichever comes first.

5

TX

Transmission pulse Flash interrupt pin. High = RF PA pulse active, LED current reduced to

Torch level, Low = RF PA pulse off, LED at full programmed current level.

9

SCL

Serial clock pin.

Ordering Information

Order Number

Package Description

Package Marking

Supplied as Tape and Reel (Units)

LM2759SD

No-Pullback

LLP-12

ZXYTT

L2759

1000 units, tape and reel

LM2759SDX

4500 units, tape and reel

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