CY28439-2 Datasheet (PDF), Stock and Price, SpectraLinear Generator, Distributor

CY28439-2 Clock Generator

Pin No. 6,56 1,5 3 Name VDD_PCI VSS_PCI FS_E/PCI4 Type PWR GND 3.3V power supply for outputs. Ground for outputs. Description I,O, 3.3V-tolerant input for CPU frequency selection/33-MHz clock. PU,SE Refer to DC Electrical Specifications table for Vil_FS and Vih_FS specifications. O, SE 33 MHz clock.

Features

• Compliant to Intel£ CK410
• Supports Intel Prescott and Tejas CPU
• Selectable CPU frequencies
• Differential CPU clock pairs
• 100 MHz differential SRC clocks (two selectable between Fixed and Overclocking)
• 96 MHz differential dot clock
• 48 MHz USB clocks
• 33 MHz PCI clock
• Dial-A-Frequency£
• Watchdog
• Two independent overclocking PLLs
• Low-voltage frequency select input
• I2C support with readback capabilities
• Ideal Lexmark Spread Spectrum profile for maximum electromagnetic interference (EMI) reduction
• 3.3V power supply
• 56-pin SSOP and TSSOP packages CPU SRC x2 x6 PCI x9 REF.

No.	Part #	Manufacture	Description
1	CY28439-2	Cypress Semiconductor	Clock Generator
2	CY28439	Cypress Semiconductor	Clock Generator
3	CY28439	SpectraLinear	Clock Generator
4	CY28435	Cypress Semiconductor	Clock Generator
5	CY28437	SpectraLinear	Clock Generator
6	CY28400	Silicon Laboratories	100MHz Differential Buffer
7	CY28400	Cypress Semiconductor	100-MHz Differential Buffer
8	CY28400-2	Silicon Laboratories	100MHz Differential Buffer
9	CY28401	Silicon Laboratories	100MHz Differential Buffer
10	CY28401	Cypress Semiconductor	100-MHz Differential Buffer
11	CY28404	Cypress Semiconductor	CK409-COMPLIANT CLOCK SYNTHESIZER
12	CY28405	Cypress Semiconductor	CK409-Compliant Clock Synthesizer
13	CY28408	Cypress Semiconductor	Clock Synthesizer
14	CY28409	Cypress Semiconductor	Clock Synthesizer
15	CY28410	SpectraLinear	Clock Generator

CY28439-2 Clock Generator

CY28439-2 Clock Generator

Features

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