a2f500m3b-1csh484 Actel Corporation, a2f500m3b-1csh484 Datasheet - Page 76

• Manufacturer Part Number: a2f500m3b-1csh484
• Description: Actel
• Manufacturer: Actel Corporation

SmartFusion DC and Switching Characteristics
Main and Lower Power Crystal Oscillator
Table 2-81 • Electrical Characteristics of the Main Crystal Oscillator
Table 2-82 • Electrical Characteristics of the Low Power Oscillator
2- 64
PSRRXTAL
Parameter
IDYNXTAL
ISTBXTAL
PSRRXTAL Power supply noise tolerance
VIHXTAL
VILXTAL
Parameter
IDYNXTAL Operating current
ISTBXTAL Standby current of crystal oscillator
VIHXTAL
VILXTAL
Startup time
The tables below describes the electrical characteristics of the main and low power crystal oscillator.
Operating frequency
Output duty cycle
Output jitter
Power supply noise tolerance
Input logic level High
Input logic level Low
Operating frequency
Output duty cycle
Output jitter
Operating current
Standby current of crystal oscillator
Input logic level High
Input logic level Low
Startup time
Description
Description
32 KHz
Test load used: 20 pF
RC
0.032–0.2
Using external crystal
Using ceramic resonator
Using RC Network
With 10 MHz crystal
RC
0.032–0.2
0.2–2.0
2.0–20.0
0.2–2.0
2.0–20.0
R e visio n 3
Condition
Condition
90% of VCC
Min.
0.032
0.032
VCC
Min.
90%
0.5
of
Typ.
2.5
32
0.5
50
50
10
Typ.
0.6
0.6
0.6
0.6
0.5
50
50
10
10% of VCC
Max.
VCC
Max.
10%
20
of
8
4
Units
RMS
Units
KHz
RMS
Vp-p
Vp-p
MHz
MHz
MHz
µA
µA
%
ps
mA
mA
mA
mA
µs
µs
µs
µs
s
%
µA
V
V
ps
V
V