CY29940AXC Cypress Semiconductor Corp, CY29940AXC Datasheet - Page 4
![IC CLK BUFF 1:18 200MHZ 32LQFP](/photos/6/51/65111/428-32-tqfp_sml.jpg)
CY29940AXC
Manufacturer Part Number
CY29940AXC
Description
IC CLK BUFF 1:18 200MHZ 32LQFP
Manufacturer
Cypress Semiconductor Corp
Type
Fanout Buffer (Distribution), Multiplexerr
Datasheet
1.CY29940AXI.pdf
(7 pages)
Specifications of CY29940AXC
Package / Case
32-LQFP
Number Of Circuits
1
Ratio - Input:output
1:18
Differential - Input:output
Yes/No
Input
LVCMOS, LVPECL, LVTTL
Output
LVCMOS, LVTTL
Frequency - Max
200MHz
Voltage - Supply
2.375 V ~ 3.465 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Frequency-max
200MHz
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Multiply / Divide Factor
1:18
Number Of Clock Inputs
2
Output Logic Level
LVCMOS, LVTTL
Supply Voltage (max)
3.465 V
Supply Voltage (min)
2.375 V
Maximum Operating Temperature
+ 70 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CY29940AXC
Manufacturer:
Cypress
Quantity:
359
Company:
Part Number:
CY29940AXC
Manufacturer:
CYPRESS
Quantity:
648
Company:
Part Number:
CY29940AXC
Manufacturer:
Cypress Semiconductor Corp
Quantity:
10 000
Company:
Part Number:
CY29940AXC-1
Manufacturer:
Cypress Semiconductor Corp
Quantity:
10 000
Company:
Part Number:
CY29940AXC-1T
Manufacturer:
Cypress Semiconductor Corp
Quantity:
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Company:
Part Number:
CY29940AXCT
Manufacturer:
Cypress Semiconductor Corp
Quantity:
10 000
Part Number:
CY29940AXCT
Manufacturer:
CYPRESS/赛普拉斯
Quantity:
20 000
Document #: 38-07283 Rev. *D
PECL_CLK
PECL_CLK
Figure 3. Propagation Delay (TPD) Test Reference
LVCMOS_CLK
Figure 4. LVCMOS Propagation Delay (TPD) Test
Q
Q
Figure 1. LVCMOS_CLK CY29940 Test Reference for V
Z = 50 ohm
Differential
t
Generator
Figure 2. PECL_CLK CY29940 Test Reference for V
PD
t
Pulse
PD
V
Reference
Z = 50 ohm
PP
Generator
Pulse
Zo = 50 ohm
Zo = 50 ohm
Zo = 50 ohm
VTT
GND
R
VCC
VCC /2
GND
VCC
T
VCC /2
R
GND
VCC
V
= 50 ohm
VCC /2
T
CMR
= 50 ohm
CY29940 DUT
VTT
CY29940 DUT
Figure 6. Output-to-Output Skew tsk(0)
Figure 5. Output Duty Cycle (FoutDC)
CC
CC
= 3.3V and V
Zo = 50 ohm
= 3.3V and V
t
P
R
Zo = 50 ohm
DC = tP / T0 x 100%
T
= 50 ohm
R
T
T0
= 50 ohm
CC
CC
VTT
= 2.5V
= 2.5V
VTT
t
SK(0)
GND
VCC
CY29940
VCC /2
Page 4 of 7
VCC
GND
VCC
GND
VCC /2
VCC /2
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