a2f500m3b-1csh484 Actel Corporation, a2f500m3b-1csh484 Datasheet - Page 94

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

SmartFusion DC and Switching Characteristics
Table 2-92 • ADC Specifications (continued)
Figure 2-43 • ADC Input Model
2- 82
Specification
Full power bandwidth
Analog settling time
Input capacitance
Input resistance
Input leakage current
Power supply rejection ratio
ADC power supply operational current
requirements
Note:
All 3.3 V supplies are tied together and varied from 3.0 V to 3.6 V. 1.5 V supplies are held constant.
2
At –3 dB; –1 dBFS input
To 0.1% of final value (with 1 Kohm source
impedance and with ADC load)
Switched
capacitor)
Cs: Static capacitance
Rin: Series resistance
Rsh:
switched capacitance effects
–40°C to +100°C
DC
VCC33ADCx
VCC15A
Cst
CM[n] input
TM[n] input
ADC[n] input
Rin
Shunt
capacitance
Test Conditions
resistance,
R e visio n 3
(Figure 2-43
(Figure
(ADC
Csw
exclusive
(Figure
2-43)
)
sample
2-43)
of
Rsh
Min.
300
10
Typ.
12
52
2
3
3
3
2
1
Max.
2.5
15
2
Units
KHz
MΩ
mA
mA
KΩ
µA
dB
µs
pF
pF
pF
pF