IDT23S09T-1DC8 IDT, Integrated Device Technology Inc, IDT23S09T-1DC8 Datasheet

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IDT23S09T-1DC8

Manufacturer Part Number
IDT23S09T-1DC8
Description
IC CLK BUFFER ZD 2.5V 16-SOIC
Manufacturer
IDT, Integrated Device Technology Inc
Type
Zero Delay Bufferr
Datasheet

Specifications of IDT23S09T-1DC8

Pll
Yes with Bypass
Input
LVTTL
Output
LVTTL
Number Of Circuits
1
Ratio - Input:output
1:9
Differential - Input:output
No/No
Frequency - Max
133MHz
Divider/multiplier
No/No
Voltage - Supply
2.3 V ~ 2.7 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
16-SOIC
Frequency-max
133MHz
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
23S09T-1DC8
FEATURES:
• Phase-Lock Loop Clock Distribution
• 10MHz to 133MHz operating frequency
• Distributes one clock input to one bank of five and one bank of
• Separate output enable for each output bank
• Output Skew < 250ps
• Low jitter <200 ps cycle-to-cycle
• No external RC network required
• Operates at 2.5V V
• Spread spectrum compatible
• Available in SOIC package
FUNCTIONAL BLOCK DIAGRAM
The IDT logo is a registered trademark of Integrated Device Technology, Inc.
COMMERCIAL TEMPERATURE RANGE
IDT23S09T
2.5V ZERO DELAY CLOCK BUFFER, SPREAD SPECTRUM COMPATIBLE
c
four outputs
2003 Integrated Device Technology, Inc.
DD
REF
S2
S1
9
1
8
2.5V ZERO DELAY
CLOCK BUFFER, SPREAD
SPECTRUM COMPATIBLE
PLL
Control
Logic
1
DESCRIPTION:
designed to address high-speed clock distribution applications. The zero
delay is achieved by aligning the phase between the incoming clock and
the output clock, operable within the range of 10 to 133MHz.
accepts one reference input, and drives two banks of four low skew clocks.
All parts have on-chip PLLs which lock to an input clock on the REF pin.
The PLL feedback is on-chip and is obtained from the CLKOUT pad. In
the absence of an input clock, the IDT23S09T enters power down, and
the outputs are tri-stated. In this mode, the device will draw less than 12µA.
The IDT23S09T is a 16-pin version of the IDT23S05T. The IDT23S09T
The IDT23S09T is a high-speed phase-lock loop (PLL) clock buffer,
COMMERCIAL TEMPERATURE RANGE
16
10
2
11
3
14
15
6
7
CLKOUT
CLKA1
CLKA2
CLKA3
CLKA4
CLKB1
CLKB2
CLKB3
CLKB4
IDT23S09T
MAY 2010
DSC 6396/8

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IDT23S09T-1DC8 Summary of contents

Page 1

... All parts have on-chip PLLs which lock to an input clock on the REF pin. The PLL feedback is on-chip and is obtained from the CLKOUT pad. In the absence of an input clock, the IDT23S09T enters power down, and the outputs are tri-stated. In this mode, the device will draw less than 12µA. ...

Page 2

... IDT23S09T 2.5V ZERO DELAY CLOCK BUFFER, SPREAD SPECTRUM COMPATIBLE PIN CONFIGURATION REF 1 2 CLKA1 CLKA2 GND 6 CLKB1 CLKB2 SOIC TOP VIEW APPLICATIONS: • SDRAM • Telecom • Datacom • PC Motherboards/Workstations • Critical Path Delay Designs PIN DESCRIPTION Pin Name Pin Number ...

Page 3

... IDT23S09T 2.5V ZERO DELAY CLOCK BUFFER, SPREAD SPECTRUM COMPATIBLE FUNCTION TABLE ( NOTES HIGH Voltage Level LOW Voltage Level 2. This output is driven and has an internal feedback for the PLL. The load on this ouput can be adjusted to change the skew between the REF and the output. ...

Page 4

... IDT23S09T 2.5V ZERO DELAY CLOCK BUFFER, SPREAD SPECTRUM COMPATIBLE ZERO DELAY AND SKEW CONTROL All outputs should be uniformly loaded in order to achieve Zero I/O Delay. Since the CLKOUT pin is the internal feedback for the PLL, its relative loading can affect and adjust the input/output delay. ...

Page 5

... IDT23S09T 2.5V ZERO DELAY CLOCK BUFFER, SPREAD SPECTRUM COMPATIBLE TEST CIRCUIT V DD 0.1 F OUTPUTS V DD 0.1 F GND Test Circuit for All Parameters SWITCHING WAVEFORMS Duty Cycle Timing 0.7V 0.7V 1.7V 1.7V Output t3 All Outputs Rise/Fall Time CLK OUT C LOAD GND Output ...

Page 6

... IDT23S09T 2.5V ZERO DELAY CLOCK BUFFER, SPREAD SPECTRUM COMPATIBLE ORDERING INFORMATION XXXXX XX X IDT Device Type Package Process Part / Order Number Shipping Packaging 23S09T-1DCG Tubes 23S09T-1DCG8 Tape and Reel CORPORATE HEADQUARTERS 6024 Silver Creek Valley Road San Jose, CA 95138 Blank Commercial (0 ...

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