參數(shù)資料
型號(hào): AD8598
廠商: Analog Devices, Inc.
英文描述: Dual 7 ns Single Supply Comparator(雙單電源比較器)
中文描述: 雙7納秒單電源比較器(雙單電源比較器)
文件頁(yè)數(shù): 5/11頁(yè)
文件大?。?/td> 128K
代理商: AD8598
AD8598
–5–
REV. A
Typical Performance Characteristics
(V+ = +5 V, V– = 0 V, T
A
= +25
8
C unless otherwise noted)
DIFFERENTIAL INPUT VOLTAGE – mV
O
5
4
0
2
2.5
2
2.0
1.5
2
1.5
2
1.0
2
0.5
0
0.5
1.0
3
2
1
V
S
= +5V, SINGLE SUPPLY
+125
8
C
+25
8
C
2
40
8
C
Figure 1. Output Voltage vs. Differen-
tial Input Voltage
LOAD CAPACITANCE – pF
P
20
15
00
10
50
20
30
40
10
5
V
S
= +5V, SINGLE SUPPLY
STEP SIZE = 100mV
OVERDRIVE LOAD = 5mV
t
PD
2
FALLING EDGE
t
+
FALLING EDGE
Figure 4. Propagation Delay vs. Load
Capacitance
TEMPERATURE –
8
C
P
20
15
0–50
–25
50
0
25
10
5
V
= +5V, SINGLE SUPPLY
STEP SIZE = 100mV
OVERDRIVE = 5mV,
LOAD CAPACITANCE = 10pF
75
100
125
Figure 7. Propagation Delay vs.
Temperature
INPUT VOLTAGE – mV
N
500
400
0
2
5
5
0
1
2
3
4
300
200
100
2
4
2
3
2
2
2
1
Figure 2. Typical Distribution of Input
Offset Voltage
SOURCE RESISTANCE – k
V
P
40
30
00
0.5
2
1
1.5
20
10
V
S
= +5V, SINGLE SUPPLY
OVERDRIVE = 10mV
CAPACITANCE LOAD = 10pF
T
A
= +25
8
C
100mV
400mV
200mV
STEP SIZE = 800mV
Figure 5. Propagation Delay vs.
Source Resistance
COMMON-MODE VOLTAGE – Volts
P
20
15
00
1
5
2
3
4
10
5
V
S
= +5V
STEP SIZE = 100mV
OVERDRIVE = 5mV
LOAD CAPACITANCE = 10pF
+25
8
C
2
40
8
C
+125
8
C
Figure 8. Propagation Delay vs. V
CM
OVERDRIVE – mV
P
20
15
00
10
50
20
30
40
10
5
V
S
= +5V, SINGLE SUPPLY
STEP SIZE = 100mV
CAPACITANCE LOAD = 10pF
T
A
= +25
8
C
Figure 3. Propagation Delay vs.
Overdrive
SUPPLY VOLTAGE – Volts
P
20
15
04.5
4.75
5.5
5
5.25
10
5
T
A
= +25
8
C
SINGLE SUPPLY
STEP SIZE = 100mV
OVERDRIVE = 5mV
CAPACITANCE LOAD = 10pF
Figure 6. Propagation Delay vs. Posi-
tive Supply Voltage
TEMPERATURE –
8
C
T
4
3
0–50
–25
125
0
25
50
75
100
2
1
HOLD TIME
SETUP TIME
Figure 9. Latch Setup-and-Hold Time
vs. Temperature
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