CY2304NZ
Four Output PCI-X and General Purpose Buffer
Features
Functional Description
• One input to four output buffer/driver
The CY2304NZ is a low-cost buffer designed to distribute
high-speed clocks for PCI-X and other applications. The
device operates at 3.3V and outputs can run up to 140 MHz.
• General-purpose or PCI-X clock buffer
• Buffers all frequencies from DC to 140 MHz
Table 1. Function Table
• Output-to-output skew less than 100 ps
Inputs
• Space-saving 8-pin TSSOP package
Outputs
BUF_IN
OE
Output [1:4]
L
H
L
H
• 3.3V operation
L
L
H
H
L
L
L
H
• 60 ps typical output-output skew
Block Diagram
Pin Configuration
Logic
Control
OE
BUF_IN
8 TSSOP
Top View
OUTPUT1
OUTPUT2
BUF_IN
OE
1
8
2
7
OUTPUT3
OUTPUT1
GND
3
6
4
5
OUTPUT4
OUTPUT3
VDD
OUTPUT2
OUTPUT4
Pin Description for CY2304NZ
Signal
Pin
Description
VDD
6
3.3V voltage supply
GND
4
Ground
1
Input clock
BUF_IN
OUTPUT [1:4]
OE
3, 5, 7, 8
Outputs
2
Cypress Semiconductor Corporation
Document #: 38-07099 Rev. *C
Input pin for output enable, active HIGH.
•
3901 North First Street
•
San Jose, CA 95134
•
408-943-2600
Revised January 04, 2005
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