MK2746-01G

MK2746-01G Datasheet

MK2746-01

Part	Datasheet
MK2746-01G	MK2746-01G (pdf)

Related Parts	Information
MK2746-01GTR	MK2746-01GTR

PDF Datasheet Preview
USB-DVR CLOCK SOURCE DATASHEET MK2746-01 The MK2746-01 is a low cost, low jitter, high performance clock synthesizer for USB-DVR based applications. Using analog Phase Locked Loop PLL techniques, the device accepts a 27 MHz fundamental mode crystal or clock input to produce multiple output clocks for USB and Video applications. IDT manufacturers the largest variety of DVD, set top box, and multimedia clock synthesizers for all applications. • Packaged in 16 pin TSSOP • Operating voltage of V • Provides three fixed outputs of 27 MHz, MHz Video , and 24 MHz USB . • Advanced, low power, sub-micron CMOS process • Available in RoHS 5 green or RoHS 6 green and lead free compliant package NOTE EOL for non-green parts to occur on 5/13/10 per PDN U-09-01 Block Diagram VDD 4 PLL / Clock Circuit 27 MHz crystal or clock X1/ICLK Clock Buffer/ Crystal Ocsillator External crystal capacitors may be required 4 GND 24.576M Video decoder clock.. 24M USB Clock 27M Video Clock IDT USB-DVR CLOCK SOURCE MK2746-01 USB-DVR CLOCK SOURCE CLOCK SYNTHESIZER Pin Assignment X1/ICLK 24.576M 16 pin 173 mil TSSOP Pin Descriptions Pin Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Pin Name X2 X1/ICLK VDD GND 24M VDD OE 24.576M GND VDD GND VDD 27M Pin Type Input Power Output Power Input Output Power Output Pin Description Connect to a 27 MHz fundamental mode crystal. Leave open for clock input. Connect to a 27 MHz fundamental mode crystal or clock. Connect to V. Connect to ground. 24MHz USB clock output Internal pull-down to low when OE is low. Connect to V. Output enable OE high enables outputs . Internal pull-up. MHz clock output. Internal pull-down to low when OE is low. Connect to ground. Connect to V. Connect to ground. Connect to ground. Connect to V. 27 MHz clock output. Internal pull-down to low when OE is low. 27 MHz clock output. Internal pull-down to low when OE is low. 27 MHz clock output. Internal pull-down to low when OE is low. External Component Selection The MK2746-01 requires a minimum number of external components for proper operation. capacitors should be mounted on the component side of the PCB. Avoid the use of vias in the decoupling circuit. Ordering Information Symbol A A1 A2 b C D E E1 e L α SEATING PLANE aaa C Millimeters Inches BASIC Basic BASIC Basic Part / Order Number MK2746-01G* MK2746-01GT* MK2746-01GLF MK2746-01GLFT Marking MK2746-01G MK2746-01G 274601GL Shipping Packaging Tubes Tape and Reel Tubes Tape and Reel Package 16 pin TSSOP 16 pin TSSOP 16 pin TSSOP 16 pin TSSOP Temperature 0 to +70° C 0 to +70° C 0 to +70° C 0 to +70° C *NOTE EOL for non-green parts to occur on 5/13/10 per PDN U-09-01 Parts that are ordered with a "LF" suffix to the part number are the Pb-Free configuration and are RoHS compliant. While the information presented herein has been checked for both accuracy and reliability, Integrated Device Technology IDT assumes no responsibility for either its use or for the infringement of any patents or other rights of third parties, which would result from its use. No other circuits, patents, or licenses are implied. This product is intended for use in normal commercial applications. Any other applications such as those requiring extended temperature range, high reliability, or other extraordinary environmental requirements are not recommended without additional processing by IDT. IDT reserves the right to change any circuitry or specifications without notice. IDT does not authorize or warrant any IDT product for use in life support devices or critical medical instruments. IDT USB-DVR CLOCK SOURCE MK2746-01 USB-DVR CLOCK SOURCE CLOCK SYNTHESIZER Innovate with IDT and accelerate your future networks. Contact: For Sales 800-345-7015 408-284-8200 Fax 408-284-2775 For Tech Support Corporate Headquarters Integrated Device Technology, Inc. 2006 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice. IDT and the IDT logo are trademarks of Integrated Device Technology, Inc. Accelerated Thinking is a service mark of Integrated Device Technology, Inc. All other brands, product names and marks are or may be trademarks or registered trademarks used to identify products or services of their respective owners. Printed in USA

PDF Datasheet Preview

USB-DVR CLOCK SOURCE

DATASHEET

MK2746-01

The MK2746-01 is a low cost, low jitter, high performance clock synthesizer for USB-DVR based applications. Using analog Phase Locked Loop PLL techniques, the device accepts a 27 MHz fundamental mode crystal or clock input to produce multiple output clocks for USB and Video applications.

IDT manufacturers the largest variety of DVD, set top box, and multimedia clock synthesizers for all applications.
• Packaged in 16 pin TSSOP
• Operating voltage of V
• Provides three fixed outputs of 27 MHz, MHz

Video , and 24 MHz USB .
• Advanced, low power, sub-micron CMOS process
• Available in RoHS 5 green or RoHS 6 green and lead
free compliant package

NOTE EOL for non-green parts to occur on 5/13/10 per PDN U-09-01

Block Diagram

VDD 4

PLL / Clock Circuit
27 MHz crystal or clock

X1/ICLK

Clock Buffer/

Crystal Ocsillator

External crystal capacitors may be required
4 GND
24.576M Video decoder clock.. 24M USB Clock
27M Video Clock

IDT USB-DVR CLOCK SOURCE

MK2746-01 USB-DVR CLOCK SOURCE

CLOCK SYNTHESIZER

Pin Assignment

X1/ICLK
24.576M
16 pin 173 mil TSSOP

Pin Descriptions

Pin Number
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Pin Name

X2 X1/ICLK

VDD GND 24M VDD OE 24.576M GND VDD GND VDD 27M

Pin Type

Input Power Output Power Input Output Power Output

Pin Description

Connect to a 27 MHz fundamental mode crystal. Leave open for clock input. Connect to a 27 MHz fundamental mode crystal or clock. Connect to V. Connect to ground. 24MHz USB clock output Internal pull-down to low when OE is low. Connect to V. Output enable OE high enables outputs . Internal pull-up. MHz clock output. Internal pull-down to low when OE is low. Connect to ground. Connect to V. Connect to ground. Connect to ground. Connect to V. 27 MHz clock output. Internal pull-down to low when OE is low. 27 MHz clock output. Internal pull-down to low when OE is low. 27 MHz clock output. Internal pull-down to low when OE is low.

External Component Selection

The MK2746-01 requires a minimum number of external components for proper operation.
capacitors should be mounted on the component side of the PCB. Avoid the use of vias in the decoupling circuit.
Ordering Information

Symbol A A1 A2 b C D E E1 e L α

SEATING PLANE
aaa C

Millimeters

Inches

BASIC

Basic

BASIC

Basic

Part / Order Number

MK2746-01G* MK2746-01GT* MK2746-01GLF MK2746-01GLFT

Marking

MK2746-01G MK2746-01G
274601GL

Shipping Packaging

Tubes Tape and Reel

Tubes Tape and Reel

Package
16 pin TSSOP 16 pin TSSOP 16 pin TSSOP 16 pin TSSOP

Temperature
0 to +70° C 0 to +70° C 0 to +70° C 0 to +70° C
*NOTE EOL for non-green parts to occur on 5/13/10 per PDN U-09-01

Parts that are ordered with a "LF" suffix to the part number are the Pb-Free configuration and are RoHS compliant.

While the information presented herein has been checked for both accuracy and reliability, Integrated Device Technology IDT assumes no responsibility for either its use or for the infringement of any patents or other rights of third parties, which would result from its use. No other circuits, patents, or licenses are implied. This product is intended for use in normal commercial applications. Any other applications such as those requiring extended temperature range, high reliability, or other extraordinary environmental requirements are not recommended without additional processing by IDT. IDT reserves the right to change any circuitry or specifications without notice. IDT does not authorize or warrant any IDT product for use in life support devices or critical medical instruments.

IDT USB-DVR CLOCK SOURCE

MK2746-01 USB-DVR CLOCK SOURCE

CLOCK SYNTHESIZER

Innovate with IDT and accelerate your future networks. Contact:

For Sales
800-345-7015 408-284-8200 Fax 408-284-2775

For Tech Support

Corporate Headquarters

Integrated Device Technology, Inc.
2006 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice. IDT and the IDT logo are trademarks of Integrated Device Technology, Inc. Accelerated Thinking is a service mark of Integrated Device Technology, Inc. All other brands, product names and marks are or may be trademarks or registered trademarks used to identify products or services of their respective owners. Printed in USA

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived MK2746-01G Datasheet file may be downloaded here without warranties.

Datasheet ID: MK2746-01G 637469