SLEW-RATE-

LIMITED SEGMENT

DRIVERS FOR

REDUCED EMI

8 DIGITSDIG 0-DIG 7

SEG A-G7 SEGMENTS

LEGACY LED DRIVER8 DIGIT/7 SEGMENT

4-WIREINTERFACE

-40°C TO +125°C TEMPERATURE RANGE

IS STANDARDFOR NEW PRODUCTS!

7 SEGMENTS

14 DIGITS

8 DIGIT/14 OR 16 SEGMENT OR14 OR 16 DIGIT/7 SEGMENT

SERIALINTERFACE

KBD

2.5V TO 5.5V

ALERT

SERIALINTERFACE

DISPLAY LED DRIVER/I/O EXPANDER

5 OR 8 DIGIT/7 SEGMENT3.3V

3.0V TO 5.5V

SEG0–SEG8

INPUT1/INPUT2

IRQ

OPTIONAL KEYSCANAND DEBOUNCE FOR UP TO 8 KEYS WITH IRQ OUTPUT(MAX6959)

64-STEP DIGITALBRIGHTNESS CONTROL

0

2

4

6

1

3

5

7

4.5 DIGIT/9 SEGMENT

SERIALINTERFACE

2.7V TO 5.5V

14O0–O13

10O14–O24

4 DIGIT/5 x 7 MATRIX

SERIALINTERFACE

LOWER

VOLT

AGES

5 x 7 MATRIX

LARGERDISPLAYS

SMALLER

DISPLAYS

STATIC

DISPLAYS

24

2

TRANSITIONIRQ

OFFON KEYINPUTS

RELAYDRIVE

LED DISPLAY DRIVERS SIMPLIFY SOFTWARE, SPEED DEVELOPMENT, AND SAVE POWERInterface Directly to Main µP with Integrated Multiplex Engine, Digital Brightness Control,

Blink, and Fonts—Eliminate the Need for a Separate Front-Panel µC

28-DIP/SSO40-DIP/36-SSOP

40-DIP/36-SSOP

—

104 fixed plus 24 user-definable characters

20 or 28

128

Static (any type)

16 digit/7 segment + DP 8 digit/14 or 16 segment + DP

2.7 to 5.5

2.7 to 5.5

400k I2C/26M SPI

26M SPI/400k I2C

MAX6956/MAX6957

MAX6954/MAX6955

40-DIP/36-SSOP

16-QSOP16-QSOP

Package

104 fixed plus 24 user-definable characters

Hex

Hex

Fonts

140

64

40

Total No. of LEDs

4 digit/5 x 7 matrix

8 digit/7 segment + DP

5 digit/7 segment + DP

Display Type

2.7 to 5.5

2.7 to 5.5

2.7 to 5.5

Supply (V)

26M SPI/400k I2C‡

26M SPI

26M SPITM

Interface(Hz)

MAX6952/MAX6953

MAX6951

MAX6950

Part

16-DIP/QSOPHex36/324.5 digit/7 segment + DP3 to 5.5400k I2CMAX6958/MAX6959

24-PDIP/SOCode 8648 digit/7 segment + DP4 to 5.510M, 4-wire serialMAX7219‡I2C is a trademark of Philips. Purchase of I2C components from Maxim Integrated Products, Inc., or one of its sublicensed Associated Companies, conveys a license under the Philips I2C Patent Rights to use these components in an I2C system, provided that the system conforms to the I2C Standard Specification as defined by Philips.SPI is a trademark of Motorola, Inc.

Automotive and industrial equip., panel meters

Audio/video, set-top boxes, white goods

Audio/video and industrialequip., message boards

Panel meters, set-top boxes,white goods, cell phones

Applications

Audio/video and industrialequip., vending machines

Panel meters

www.maxim-ic.com

1-800-777-2776

D I S T R I B U T I O N

1-888-MAXIM-IC 1-800-332-8638

FREE Display Design Guide—Sent Within 24 Hours!CALL TOLL FREE 1-800-998-8800 (6:00 a.m.–6:00 p.m. PT)

For a Design Guide or Free Sample

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© 2005 Maxim Integrated Products, Inc. All rights reserved.