Clock Generator
www.DataSheet4U.com
HD151TS301RP
Clock Generator for Printer
ADE-205-603D (Z) Rev. 4 Sep. 2001 Description
The HD151TS...
Description
www.DataSheet4U.com
HD151TS301RP
Clock Generator for Printer
ADE-205-603D (Z) Rev. 4 Sep. 2001 Description
The HD151TS301RP is a high-performance clock generator. It is specifically designed for printer.
Features
Supports 20 MHz to 50 MHz operation. (Designed for 24 MHz and 48 MHz) 1 copy of clock out with spread spectrum modulation @3.3 V 1 copy of reference clock @3.3 V Programmable spread spectrum modulation (–0.5%, –1.0%, –2.0% and –3.0% down spread modulation.) SOP-8pin
Key Specifications
Supply voltages : VDD = 3.3 V±0.165 V Ta = 0 to 70°C operating range Clock output duty cycle = 50±5%
HD151TS301RP
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 Spread Percentage –1.0% –3.0% –2.0% –0.5%
Note: –3.0% spread percentage is selected @ default.
Rev.4, Sep. 2001, page 2 of 8
HD151TS301RP
Pin Descriptions
Pin name GND VDD CLKOUT SSCCLKOUT XIN XOUT SEL0 SEL1 No. 3 2 7 1 4 5 6 8 Type Ground Power Output Output Input Output Input Input Description GND pins Power supplies pins. Nominal 3.3 V. Normal 3.3 V reference clock output. Spread spectrum modulated clock output. Oscillator input. Oscillator output. SSC mode select pin. LVCMOS level input. Internal pull–up resistors (typically 100 kΩ). SSC mode select pin. LVCMOS level input. Internal pull–down resistors (typically 100 kΩ).
Block Diagram
VDD GND
CLKOUT XIN OSC XOUT 1/n SSC Modulator SEL0 Mode Control SEL1 ...
Similar Datasheet