ad8468 Analog Devices, Inc., ad8468 Datasheet - Page 6

• Manufacturer Part Number: ad8468
• Description: Rail-to-rail, Fast, Low Power 2.5 V To 5.5 V, Single-supply Ttl/cmos Comparator
• Manufacturer: Analog Devices, Inc.

AD8468
TYPICAL PERFORMANCE CHARACTERISTICS
V
CC
Figure 4. Propagation Delay vs. Input Overdrive at V
= 2.5 V, T
–0.5
–1.0
Figure 3. Input Bias Current vs. Input Common-Mode Voltage
1.5
1.0
0.5
–1
–2
–3
–4
–5
60
55
50
45
40
35
30
25
20
0
5
4
3
2
1
0
–1.0
–1.0 –0.5
0
RISE DELAY
A
–0.5
V
CC
= 25°C, unless otherwise noted.
Figure 5. Load Current (mA) vs. V
–40°C
= 2.5V
+25°C
FALL DELAY
0
V
+125°C
0
CC
= 5.5V
0.5
0.5
50
V
RISE DELAY
CM
1.0
V
CC
1.0
AT V
OD (mV)
FALL DELAY
V
V
= 5.5V
OUT
CC
1.5
CC
= 2.5V
(V)
1.5
(2.5V)
2.0
SOURCE
100
2.0
SINK
2.5
OH
/V
CC
2.5
OL
3.0
= 2.5 V and 5.5 V
3.0
3.5
150
3.5
4.0
Rev. PrA | Page 6 of 12
Figure 6. Propagation Delay vs. Input Common-Mode Voltage
38.0
37.8
37.6
37.4
37.2
37.0
36.8
36.6
36.4
36.2
36.0
0.5V/DIV
1V/DIV
0.5
Figure 7. 1 MHz Output Voltage Waveform V
Figure 8. 1 MHz Output Voltage Waveform V
1.0
Preliminary Technical Data
PROPAGATION DELAY RISE
PROPAGATION DELAY FALL
V
Q
Q
1.5
CM
AT V
CC
(2.5V)
2.0
CC
CC
2.5
10ns/DIV
10ns/DIV
= 2.5 V
= 5.5 V
3.0