CY29940AI

CY29940
Document #: 38-07283 Rev. *C Page 4 of 7
Figure 1. LVCMOS_CLK CY29940 Test Reference for V
CC
= 3.3V and V
CC
= 2.5V
Figure 2. PECL_CLK CY29940 Test Reference for V
CC
= 3.3V and V
CC
= 2.5V
Figure 3. Propagation Delay (TPD) Test Reference
Figure 4. LVCMOS Propagation Delay (TPD) Test
Reference
Figure 5. Output Duty Cycle (FoutDC)
Figure 6. Output-to-Output Skew tsk(0)
Pulse
Generator
Z = 50 ohm
Zo = 50 ohm
VTT
Zo = 50 ohm
VTT
RT = 50 ohm
R
T = 50 ohm
CY29940 DUT
Differential
Pulse
Generator
Z = 50 ohm
Zo = 50 ohm
Zo = 50 ohm
VTT
RT = 50 ohm
CY29940 DUT
Zo = 50 ohm
RT = 50 ohm
VTT
tPD
PECL_CLK
PECL_CLK
VPP
Q
VCMR
VCC
GND
VCC /2
tPD
LVCMOS_CLK
Q
VCC
GND
VCC /2
VCC
GND
VCC /2
VCC
GND
VCC /2
tP
T0
DC = tP / T0 x 100%
tSK(0)
VCC
GND
VCC /2
VCC
GND
VCC /2
CY29940
Document #: 38-07283 Rev. *C Page 5 of 7
Ordering Information
Part Number Package Type Production Flow
CY29940AI 32 Pin LQFP Industrial, –40°C to +85°C
CY29940AIT 32 Pin LQFP – Tape and Reel Industrial, –40°C to +85°C
CY29940AC 32 Pin LQFP Commercial, 0°C to 70°C
CY29940ACT 32 Pin LQFP – Tape and Reel Commercial, 0°C to 70°C
Lead-free
CY29940AXI 32 Pin LQFP Industrial, –40°C to +85°C
CY29940AXIT 32 Pin LQFP – Tape and Reel Industrial, –40°C to +85°C
CY29940AXC 32 Pin LQFP Commercial, 0°C to 70°C
CY29940AXCT 32 Pin LQFP – Tape and Reel Commercial, 0°C to 70°C
CY29940
Document #: 38-07283 Rev. *C Page 6 of 7
© Cypress Semiconductor Corporation, 2006. The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use
of any circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be
used for medical, life support, life saving, critical control or safety applications, unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its
products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress
products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.
Package Drawing and Dimensions
All product and company names mentioned in this document may be the trademarks of their respective owners.
32-Lead Thin Plastic Quad Flatpack 7 x 7 x 1.4 mm A32.14
51-85088-*B

CY29940AI

Mfr. #:
Manufacturer:
Cypress Semiconductor
Description:
IC CLK BUFFER 1:18 200MHZ 32TQFP
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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