CY29976AIT

CY29976
Document #: 38-07413 Rev. *B Page 7 of 9
]
AC Parameters
[7]
V
DD
= V
DDC
= 3.3V ±10%, T
A
= –40°C to +85°C
Parameter Description Conditions Min Typ. Max Unit
Tr/Tf TCLK Input Rise / Fall 3.0 ns
Fref Reference Input Frequency Note 8 Note 8 MHz
FrefDC Reference Input Duty Cycle 25 75 %
Fvco PLL VCO Lock Range 200 480 MHz
Tlock Maximum PLL lock Time 10 ms
Tr/Tf Output Clocks Rise/Fall Time
[9]
0.8V to 2.0V 0.15 1.2 ns
Fout Maximum Output Frequency Q (÷2) - 125 MHz
Q (÷4) 120
Q (÷6) 80
Q (÷8) 60
FoutDC Output Duty Cycle
[9]
45 55 %
tpZL, tpZH Output Enable Time
[9]
(all outputs) 2 10 ns
tpLZ, tpHZ Output Disable Time
[9]
(all outputs) 2 8 ns
TCCJ Cycle to Cycle Jitter
[9]
(peak to peak) ±100 ps
TSKEW Any Output to Any Output Skew
[9,10]
All outputs at same
frequency
350 ps
Outputs at different
frequencies
550 ps
Tpd Propagation
Delay
[10,11]
PECL_CLK
[12]
QFB =(÷8) –225 –25 175 ps
TCLK0/1 –130 270
Ordering Information
Part Number Package Name Package Type Production Flow
CY29976AI
[13]
A52 52-Pin TQFP Industrial, –40°C to +85°C
Pb-Free
CY29976AXI A52 52-Pin TQFP Industrial, –40°C to +85°C
CY29976AXIT A52 52-Pin TQFP – Tape and reel Industrial, –40°C to +85°C
Notes
7. Parameters are guaranteed by design and characterization. Not 100% tested in production.
8. Maximum and minimum input reference is limited by VC0 lock range.
9. Outputs loaded with 30 pF each.
10. 50Ω transmission line terminated into V
DD
/2.
11. Tpd is specified for a 50 MHz input reference. Tpd is the static phase error of the device and does not include jitter.
12. V
CMR
= 2.0V and V
PP
= 650μV. Tpd window varies with different V
CMR
and V
PP
values.
13. Not Recommended for new designs.
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CY29976
Document #: 38-07413 Rev. *B Page 8 of 9
Package Drawing and Dimensions
Figure 3. 52-Pin Thin Plastic Quad Flat Pack (10x10x1.4 mm) A52
51-85131-**
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Document #: 38-07413 Rev. *B Revised September 09, 2008 Page 9 of 9
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CY29976
© Cypress Semiconductor Corporation, 2002 - 2008. The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use
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Document Title: CY29976 3.3V, 125-MHz, Multi-Output Zero Delay Buffer
Document Number: 38-07413
REV ECN
Orig. of
Change
Submission
Date
Description of Change
** 114663 HWT 05/14/02 New Data Sheet
*A 122922 RBI 12/27/02 Add power up requirements to maximum ratings information.
*B 2562606 AESA 09/09/08 Updated template. Added Note “Not recommended for new designs.”
Added part number CY29976AXI and CY29976AXIT in ordering information
table.
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CY29976AIT

Mfr. #:
Manufacturer:
Cypress Semiconductor
Description:
Phase Locked Loops - PLL 3.3V,125MHz,LVPECL/ LVCMOS In,12 Out
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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