DS8911 Datasheet, PDF (5/10 Pages) National Semiconductor (TI) – Sound Up-Conversion Frequency Synthesizer

AC Electrical Characteristics (Note 2)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
t_r
20%–80% Rise Time
200
ns
t_f
80%–20% Fall Time
200
ns
DATA_SU
Data Setup Time
100
ns
DATA_H
Data Hold Time
100
V_CC1 e 4 5V to 5 5V
ns
EN_SU
Enable Setup Time
100
ns
EN_H
Enable Hold Time
100
ns
EN_PWa
Enable Positive Pulse Width
200
ns
CLK_PWa
Clock Positive Pulse Width
200
ns
CLK_PWb
Clock Negative Pulse Width
200
ns
VCO f_max
VCO Max Frequency
See Typical Wiring Diagram
20
225
MHz
OSC f_max
Reference Oscillator
Max Frequency
V_CCM e 3 5V
12
MHz
Timing Diagram
MICROWIRE^TM Bus Format
TL F 7398 – 10
TL F 7398 – 19
5