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CY2907 Datasheet, PDF (1/10 Pages) Cypress Semiconductor – Single-PLL General-Purpose EPROM Programmable Clock Generator
CY2907
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 (CY2907, CY2907I) or field-pro- Programming support available for all opportunities
grammable (CY2907F & CY2907FI) device options
Up to two configurable outputs
Provides clocking requirements from a single device
Low-skew, low-jitter, high-accuracy outputs
Meets critical industry standard timing requirements
Power management (Power-Down, OE)
Supports low-power applications
Frequency select option
Up to 16 user-selectable frequencies
Configurable 5V or 3.3V operation
Supports industry-standard design platforms
8-pin or 14-pin SOIC packages
Industry-standard packaging saves on board space
Selector Guide
Part Number
CY2907
CY2907I
CY2907F8
CY2907F14
CY2907F8I
CY2907F14I
Outputs
Input Frequency Range
Output Frequency Range
2
10 MHz–25 MHz (external crystal) 500 kHz–130 MHz (5V)
1 MHz–30 MHz (reference clock) 500 kHz–100 MHz (3.3V)
2
10 MHz–25 MHz (external crystal) 500 kHz–100 MHz (5V)
1 MHz–30 MHz (reference clock) 500 kHz–80 MHz (3.3V)
2
10 MHz–25 MHz (external crystal) 500 kHz–100 MHz (5V)
1 MHz–30 MHz (reference clock) 500 kHz–80 MHz (3.3V)
2
10 MHz–25 MHz (external crystal) 500 kHz–90 MHz (5V)
1 MHz–30 MHz (reference clock) 500 kHz–66.66 MHz (3.3V)
Specifics
Factory Programmable
Commercial Temperature
Factory Programmable
Industrial Temperature
Field Programmable
Commercial Temperature
Field Programmable
Industrial Temperature
Logic Block Diagram
OEA
OER
PD
XTALIN
OSC.
PLL
XTALOUT
Output
Multiplexer
and
Dividers
EPROM
Table
Configuration
EPROM
S0
and Test Logic
S1
S2
S3
CyClocks is a trademark of Cypress Semiconductor Corporation.
REFCLK
CLKA
Pin Configurations
Top View
14-Pin SOIC
S1 1
S2 2
S3 3
VSS 4
VSS 5
PD 6
XTALIN 7
14 S0
13 REFCLK
12 VDD
11 CLKA
10 OEA
9 OER
8 XTALOUT
8-Pin SOIC
S0 1
VSS
2
XTALIN 3
XTALOUT 4
8 REFCLK
7 VDD
6 CLKA
5 S1
Cypress Semiconductor Corporation • 3901 North First Street • San Jose • CA 95134 • 408-943-2600
Document #: 38-07137 Rev. **
Revised September 26, 2001
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