TB62725N View Datasheet(PDF) - Marktech Optoelectronics

Part Name

Description

Manufacturer

TB62725N

8BIT CONSTANT CURRENT LED DRIVER WITH OPERATING VOLTAGE OF 3.3V

Marktech Optoelectronics 

TOSHIBA

T B 6 2 7 2 5 P / F / FN

TERMINAL DISCRIPTION

PIN No.

PIN NAME

1

GND

2

SERIAL-IN

3

CLOCK

4

/LATCH

FUNCTION

GND terminal for control logic.

Input terminal of a serial-data for shift-register

Input terminal of a clock for data shift to up-edge.

Input terminal of a data strobe. Latches passes data with "H" level input of

LATCH-terminal, and hold data with "L" level input.

5~12

OUT0 to 7

Output terminals.

13

/ENABLE

Input terminal of output enable. All outputs (OUT0 to 7) do off with "H" level input

of ENABLE-terminal, and do on with "L" level input.

14

SERIAL-OUT Output terminal of a serial-data for next SERIAL-IN terminal.

15

R-EXT

Input terminal of connects with a resister for to set up all output current.

16

VDD

5V Supply voltage terminal

EQUIVALENT CIRCUIT OF INPUTS AND OUTPUTS

1. /ENABLE Terminal

VDD

R(UP)

2. /LATCH Terminal

VDD

/ENABLE

/LATCH

GND

3. CLOCK,SERIAL-IN Terminal

VDD

GND

R(DOWN)

4. SERIAL-OUT Terminal

VDD

CLOCK,

SERIAL - IN

GND

5. OUT0 to 7 Terminal

8th DATA

GND

OUT 0 to 7

SERIAL - OUT

GND

marktech

optoelectronics

120 Broadway • Menands, New York 12204

Toll Free: (800) 98-4LEDS• Fax: (518) 432-7454

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