CY7B9945V-2AXC Cypress Semiconductor Corp, CY7B9945V-2AXC Datasheet - Page 10

• Manufacturer Part Number: CY7B9945V-2AXC
• Description: CY7B9945V-2AXC
• Manufacturer: Cypress Semiconductor Corp
• Series: RoboClock™r
• Type: Clock Buffer, Fanout Distributionr

Specifications of CY7B9945V-2AXC

• Pll: Yes
• Input: LVPECL, LVTTL
• Output: LVTTL
• Number Of Circuits: 1
• Ratio - Input:output: 4:10
• Differential - Input:output: Yes/No
• Frequency - Max: 200MHz
• Divider/multiplier: Yes/Yes
• Voltage - Supply: 2.97 V ~ 3.63 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 52-LQFP
• Frequency-max: 200MHz
• Number Of Elements: 1
• Supply Current: 250mA
• Pll Input Freq (min): 24MHz
• Pll Input Freq (max): 200MHz
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: 0C to 70C
• Package Type: TQFP
• Output Frequency Range: 24 to 200MHz
• Operating Supply Voltage (min): 2.97V
• Operating Supply Voltage (max): 3.63V
• Operating Temperature Classification: Commercial
• Pin Count: 52
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 428-2909; CY7B9945V-2AXC

Document #: 38-07336 Rev. *E
Document History Page
Document Title: CY7B9945V RoboClock
Document Number: 38-07336
REV.
*A
*B
*C
*D
*E
**
ECN NO.
124645
128464
272075
111747
116572
119078
See ECN
03/04/02
09/05/02
10/16/02
03/20/03
07/25/03
Issue
Date
Change
Orig. of
HWT
HWT
CTK
RGL
RGL
RGL

New Data Sheet
Added TTB Features
Corrected the following items in the Electrical Characteristics table:
I
FS[0:2],IF[0:3],FBDS[0:1] and FBFO to 2F[0:1],[1:2]DS[0:1],FBFO
Common Mode Range (V
Corrected typo TQFP to LQFP in Features
Corrected typo LQFP to TQFP in Features
Minor Change: Fixed the Typical Outputs (Fig. 1) diagram
Added clock input frequency (f
IIL
High-speed Multi-phase PLL Clock Buffer
,I
IIH
,I
IIM
specifications from: three-level input pins excluding FBFO to
COM
Description of Change
in
) from V
) specifications in the switching characteristics table.
CC
to V
CC
–0.2
RoboClock
CY7B9945V
Page 10 of 10

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