Switching characteristics, Start-up, Cs5490 – Cirrus Logic CS5490 User Manual
Page 13

CS5490
DS982F3
13
SWITCHING CHARACTERISTICS
• Min / Max characteristics and specifications are guaranteed over all
Recommended Operating Conditions
• Typical characteristics and specifications are measured at nominal supply voltages and T
A
= 25°C.
• VDDA = +3.3V ±10%; GNDA = 0V. All voltages with respect to 0V.
• Logic Levels: Logic 0 = 0V, Logic 1 = VDDA.
Notes:
13.
Specified using 10% and 90% points on waveform of interest. Output loaded with 50pF.
14.
Oscillator start-up time varies with crystal parameters. This specification does not apply when using an external clock source.
Parameter
Symbol Min Typ
Max
Unit
Rise Times
DO
Any Digital Output Except DO
t
rise
-
-
-
50
1.0
-
µs
ns
Fall Times
DO
Any Digital Output Except DO
t
fall
-
-
-
50
1.0
-
µs
ns
Start-up
Oscillator Start-up Time
XTAL = 4.096 MHz (Note 14)
t
ost
-
60
-
ms
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