Spread Spectrum Clock
www.DataSheet4U.com
HD151TS305RP
Spread Spectrum Clock for EMI Solution
REJ03D0021–0900Z Rev.9.00 Jul. 07, 2004
Descri...
Description
www.DataSheet4U.com
HD151TS305RP
Spread Spectrum Clock for EMI Solution
REJ03D0021–0900Z Rev.9.00 Jul. 07, 2004
Description
The HD151TS305 is a high-performance Spread Spectrum Clock modulator. It is suitable for low EMI solution.
Features
Supports 60 MHz to 160 MHz operation. (Designed @ SSCCLKOUT = 72 MHz) 1 copy of finx4 clock out with Spread Spectrum Modulation @3.3 V 1 copy of reference clock @3.3 V Programmable Spread Spectrum Modulation (±0.25%, ±0.5%, ±1.5% Central Spread Modulation and Spread Spectrum disable mode) SOP-8pin
Key Specifications
Supply Voltages: VDD = 3.3 V ±0.165 V 0 to 70°C (Ta) Operating Range 50 ± 5% Outputs Clock Duty Cycle Cycle to Cycle jitter = ±250ps typ. Ordering Information
Part Name HD151TS305RPEL Package Type SOP-8 pin (JEDEC) Package Code FP-8DC RP Package Abbreviation Taping Abbreviation (Quantity) EL (2,500 pcs / Reel)
Note: Please consult the sales office for the above package availability.
Block Diagram
VDD GND
CLKOUT (12MHz typ.) XIN OSC XOUT R=1 MΩ 1/n SSC Modulator 1/m Synthesizer SSCCLKOUT (48MHz typ.)
R=100 kΩ
SEL0
R=100 kΩ
SEL1
Mode Control
Rev.9.00 Jul. 07, 2004 page 1 of 9
HD151TS305RP
Pin Arrangement
SSCCLKOUT
1
8
SEL1
VDD
2
7
CLKOUT
GND
3
6
SEL0
XIN
4
5
XOUT
(Top view)
SSC Function Table
SEL1 :0 00 01 10 11 ±0.5% ±1.5% SSC OFF ±0.25% Spread Percentage
Note: ±0.25% SSC is selected for default by internal pull-up resistors.
Clock Frequency Table
XIN(MHz) 15 40 60
*1 *1
SSCCL...
Similar Datasheet