AD8561
Typical Performance Characteristics
(V+ = +5 V, V– = 0 V, T = +25 C unless otherwise noted)
A
5
+125 C
OUTPUT VOLTAGE – Volts
4
–40 C
3
+25 C
2
V
S
= 5V, SINGLE SUPPLY
NUMBER OF COMPARATORS
PROPAGATION DELAY – ns
400
15
T
A
= +25 C
10
500
20
V
S
= 5V, SINGLE SUPPLY
STEP SIZE = 100mV
CAPACITANCE LOAD = 10pF
300
200
1
5
100
0
–2.5 –2.0 –1.5 –1.0 –0.5 0
0.5 1.0 1.5
DIFFERENTIAL INPUT VOLTAGE – mV
0
–5 –4 –3 –2 –1 0 1 2 3
INPUT VOLTAGE – mV
4
5
0
0
10
20
30
OVERDRIVE – mV
40
50
Figure 1. Output Voltage vs. Differen-
tial Input Voltage
Figure 2. Typical Distribution of Input
Offset Voltage
Figure 3. Propagation Delay vs.
Overdrive
20
V
S
= 5V, SINGLE SUPPLY
STEP SIZE = 100mV
OVERDRIVE LOAD = 5mV
15
t
PD
–
FALLING EDGE
10
t
PD
+
FALLING EDGE
5
40
V
S
= 5V, SINGLE SUPPLY
T
A
= +25 C
OVERDRIVE = 10mV
CAPACITANCE LOAD = 10pF
30
STEP SIZE = 800mV
20
400mV
200mV
10
100mV
20
SINGLE SUPPLY,
T
A
= +25 C
STEP SIZE = 100mV
OVERDRIVE = 5mV
CAPACITANCE LOAD = 10pF
PROPAGATION DELAY – ns
PROPAGATION DELAY – ns
PROPAGATION DELAY – ns
2
15
10
5
0
0
20
30
40
10
LOAD CAPACITANCE – pF
50
0
0
0.5
1
1.5
SOURCE RESISTANCE – k
0
4.5
4.75
5
5.25
SUPPLY VOLTAGE – Volts
5.5
Figure 4. Propagation Delay vs. Load
Capacitance
Figure 5. Propagation Delay vs.
Source Resistance
Figure 6. Propagation Delay vs. Posi-
tive Supply Voltage
20
V
S
= +5V, SINGLE SUPPLY
STEP SIZE = 100mV
OVERDRIVE = 5mV,
LOAD CAPACITANCE = 10pF
20
+25 C
PROPAGATION DELAY – ns
15
–40 C
10
TIME – ns
+125 C
4
PROPAGATION DELAY – ns
15
3
10
2
HOLD TIME
SET-UP TIME
5
5
V
S
= 5V
STEP SIZE = 100mV
OVERDRIVE = 5mV
LOAD CAPACITANCE = 10pF
0
2
3
4
1
COMMON-MODE VOLTAGE – Volts
5
1
0
–50
0
–25
0
25
75
50
TEMPERATURE – C
100
125
0
–50
–25
0
25
50
75
TEMPERATURE – C
100
125
Figure 7. Propagation Delay vs.
Temperature
Figure 8. Propagation Delay vs. V
CM
Figure 9. Latch Setup-and-Hold Time
vs. Temperature
REV. 0
–5–
AD [ ANALOG DEVICES ]
