CY2304NZ_05 Datasheet, PDF (1/5 Pages) Cypress Semiconductor – Four Output PCI-X and General Purpose Buffer

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