Atmel SAM4S Series, Preliminary Data Sheet

Page: 1120 / 1163

1120
11100B–ATARM–31-Jul-12
SAM4S Series [Preliminary]
42.9 Analog Comparator Characteristics
Table 42-38. Analog Outputs
Parameter Conditions Min Typ Max Units
Voltage Range
(1/6) x
V
ADVREF
(5/6) x
V
ADVREF
V
Slew Rate
Channel Output Current versus Slew Rate
(IBCTL for DAC0 or DAC1, noted IBCTLCHx)
R
LOAD
= 10k
Ω
/0pF < C
LOAD
< 50 pF
IBCTLCHx = 00
IBCTLCHx = 01
IBCTLCHx = 10
IBCTLCHx = 11
2.7
5.3
8
10.7
V/µs
Output Channel Current
Consumption
No resistive load
IBCTLCHx = 00
IBCTLCHx = 01
IBCTLCHx = 10
IBCTLCHx = 11
0.23
0.45
0.67
0.89
mA
Settling Time R
LOAD
= 10k
Ω
/0pF < C
LOAD
< 50pF, 0.5 µs
R
LOAD
Output Load Resistor 10 k
Ω
C
LOAD
Output Load Capacitor 30 50 pF
Analog Comparator Characteristics
Parameter Conditions Min Typ Max Units
Voltage Range
The Analog Comparator is supplied by
VDDIN
1.62 3.3 3.6 V
Input Voltage Range GND + 0.2 VDDIN - 0.2 V
Input Offset Voltage 20 mV
Current Consumption
On VDDIN
Low Power Option (ISEL = 0)
High Speed Option (ISEL = 1)
25
170
µA
Hysteresis
HYST = 0x01 or 0x10
HYST = 0x11
15
30
50
90
mV
Settling Time
Given for overdrive > 100 mV
Low Power Option
High Speed Option
1
0.1
µs