CY2303
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CY2303SXI (pdf) |
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CY2303SXIT |
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CY2303 Phase-Aligned Clock Multiplier • 3-multiplier configuration 1x, 2x, 4x Ref • 10 MHz to MHz operating range reference input from 10 MHz to MHz • Phase Alignment • 80 ps typical period jitter • Output enable pin • 3.3V operation • 5V Tolerant input • 8-pin 150-mil SOIC package • Commercial and Industrial Temperature available Selector Guide Part Number CY2303SXC CY2303SXI Outputs 3 Input Frequency Range 10 MHz 10 MHz Functional Description The CY2303 is a 3 output 3.3V phase-aligned system clock designed to distribute high-speed clocks in PC, workstation, datacom, telecom, and other high-performance applications. The part allows user to obtain 1x, 2x, and 4x Ref output frequencies on respective output pins. The CY2303 has an on-chip PLL, which locks to an input clock presented on the REFIN pin. The PLL feedback is internally connected to the REF output. The input-to-output skew is guaranteed to be less than ±200 ps, and output-to-output skew is guaranteed to be less than 200 ps. Multiple CY2303 devices can accept the same input clock and distribute it in a system. In this case, the skew between the outputs of two devices is guaranteed to be less than 400 ps. The CY2303 is available in commercial and industrial temperature ranges. Output Frequency Range 10 MHz 10 MHz Specifics Commercial Temperature Industrial Temperature Logic Block Diagram REFIN OE FBK x1 PLL x2 REF REFx2 REFx4 • San Jose, CA 95134-1709 • 408-943-2600 [+] Feedback CY2303 Pinouts Figure CY2303 - 8-pin SOIC Top View REF 1 GND 2 REFIN 3 N/C 4 8 OE 7 VDD 6 REFx4 5 REFx2 Pin Description Signal[1] REFIN REFx2 REFx4 Description REF output 1x Reference input Ground Input reference frequency, 5V tolerant input No Connect 2x Reference input 4x Reference input 3.3V Supply Output Enable weak pull up Maximum Ratings Supply Voltage to Ground to +7.0V DC Input Voltage Except Ref to VDD + 0.5V DC Input Voltage to 7V Storage Temperature to +150°C Ordering Information Ordering Code Pb-free CY2303SXC CY2303SXCT CY2303SXI CY2303SXIT Package Type 8-Pin 150-mil SOIC 8-Pin 150-mil SOIC - Tape and Reel 8-Pin 150-mil SOIC 8-Pin 150-mil SOIC - Tape and Reel Operating Range Commercial Industrial Page 5 of 7 [+] Feedback CY2303 Package Diagram Figure 8-Pin 150-Mil SOIC S8 8 Lead 150 Mil SOIC - S08 PIN 1 ID DIMENSIONS IN INCHES[MM] MIN. MAX. PIN 1 ID IS OPTIONAL, ROUND ON SINGLE LEADFRAME RECTANGULAR ON MATRIX LEADFRAME REFERENCE JEDEC MS-012 PACKAGE WEIGHT 0.07gms PART # S08.15 STANDARD PKG. SZ08.15 LEAD FREE PKG. SEATING PLANE X 45° 0°~8° 51-85066-*C Page 6 of 7 [+] Feedback CY2303 Document History Page Document Title CY2303 Phase-Aligned Clock Multiplier Document Number 38-07249 Orig. of Submission Change Description of Change 110514 01/07/02 Change from Spec number 38-01036 to 38-07249 121852 12/14/02 Power up requirements added to Operating Conditions Information 390413 08/10/05 Added Lead-free devices Added typical values for jitter 2568533 AESA 09/23/08 Updated template. Removed part number CY2303SC and CY2303SI from Selector Guide table. Removed part number CY2303SC, CY2303SCT, CY2303SI, and CY2303SIT. Sales, Solutions, and Legal Information Worldwide Sales and Design Support |
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