CY2071A Datasheet, PDF (1/8 Pages) Cypress Semiconductor – Single-PLL General-Purpose EPROM Programmable Clock Generator

CY2071A
Single-PLL General-Purpose
EPROM Programmable Clock Generator
Features
Benefits
Single phase-locked loop architecture
Generates a custom frequency from an external source
EPROM programmability
Easy customization and fast turnaround
Factory-programmable (CY2071A, CY2071AI) or field- Programming support available for all opportunities
programmable (CY2071AF, CY2071AFI) device options
Up to three configurable outputs
Generates three related frequencies from a single device
Low-skew, low-jitter, high-accuracy outputs
Meets critical industry standard timing requirements
Internal loop filter
Alleviates the need for external components
Power management (OE)
Supports low-power applications
Frequency select options
3 outputs with 2 user selectable frequencies
Configurable 5V or 3.3V operation
Supports industry standard design platforms
8-pin 150-mil SOIC package
Industry-standard packaging saves on board space
i
Selector Guide
Part Number
CY2071A
CY2071AI
CY2071AF
CY2071AFI
Outputs
Input Frequency Range
3
10 MHz–25 MHz (external crystal)
1 MHz–30 MHz (reference clock)
3
10 MHz–25 MHz (external crystal)
1 MHz–30 MHz (reference clock)
3
10 MHz–25 MHz (external crystal)
1 MHz–30 MHz (reference clock)
3
10 MHz–25 MHz (external crystal)
1 MHz–30 MHz (reference clock)
Output Frequency Range
500 kHz–130 MHz (5V)
500 kHz–100 MHz (3.3V)
500 kHz–100 MHz (5V)
500 kHz–80 MHz (3.3V)
500 kHz–100 MHz (5V)
500 kHz–80 MHz (3.3V)
500 kHz–90 MHz (5V)
500 kHz–66.6 MHz (3.3V)
Specifics
Factory Programmable
Commercial Temperature
Factory Programmable
Industrial Temperature
Field Programmable
Commercial Temperature
Field Programmable
Industrial Temperature
Logic Block Diagram for CY2071A
XTALIN
XTALOUT
REFERENCE
OSCILLATOR
PLL
Block
EPROM-
Configurable
Multiplexer
and Divide
Logic
CLKA
CLKB
CLKC
OE / FS
Pin Configuration
CLKA
GND
XTALIN
XTALOUT
8-pin SOIC
Top View
1
8
2
7
3
6
4
5
OE/FS
VDD
CLKC
CLKB
Cypress Semiconductor Corporation • 3901 North First Street • San Jose • CA 95134 • 408-943-2600
Document #: 38-07139 Rev. *A
Revised December 14, 2002