HD151TS301RP Datasheet, PDF (3/8 Pages) Hitachi Semiconductor – Clock Generator for Printer

Pin Descriptions
Pin name
No.
GND
3
VDD
2
CLKOUT
7
SSCCLKOUT 1
XIN
4
XOUT
5
SEL0
6
SEL1
8
HD151TS301RP
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
XIN
OSC 1/m
Synthesizer
1/2
XOUT
1/n
SEL0
SEL1
SSC Modulator
Mode Control
CLKOUT
SSCCLKOUT
Rev.4, Sep. 2001, page 3 of 8