CMP4014444 Datasheet, PDF (6/8 Pages) Analog Devices – 23 ns and 65 ns Low Voltage Comparators

CMP401/CMP402
110
+V_AN = +V_DIG
100
–V_AN = 0V TO –5V
R_S 50⍀, C_L = 15pF
90
T_A = 25؇C
80
70
60
+P_DELAY
50
–P_DELAY
40
30
1
2
3
4
5
6
POSITIVE SUPPLY VOLTAGE – V
TPC 10. CMP402 Propagation Delay
vs. Supply Voltage – 20 mV OD
1200
1000
800
+V_AN = +V_DIG
–V_AN = 0V TO –5V
R_S 50⍀, C_L = 15pF
T_A = 25؇C
–SLEW
600
+SLEW
400
200
0
1
2
3
4
5
6
POSITIVE SUPPLY VOLTAGE – V
TPC 13. CMP401/CMP402 Slew Rate
vs. Positive Supply Voltage
50
45
40
35
+P_DELAY
30
–P_DELAY
25
20
15
10
+V_AN = +V_DIG = 5V
–V_AN = 0V TO –5V
5
R_S = 50⍀, T_A = 25؇C
0
0
100 200 300 400 500
CAPACITIVE LOAD – pF
TPC 11. CMP401 Propagation Delay
vs. Capacitive Load
80
+V_AN = +V_DIG
70
–V_AN = 0V TO –5V
R_S 50⍀, C_L = 15pF
60
T_A = 25؇C
50
40
+P_DELAY
30
–P_DELAY
20
10
0
1
2
3
4
5
6
SUPPLY VOLTAGE – V
TPC 14. CMP401 Propagation Delay
vs. Supply Voltage
2.5
2.0
2.0
1.6
5V
1.5
1.2
1
0.8
0.5
0
–75 –50 –25 0 25 50 75 100 125 150
TEMPERATURE – ؇C
TPC 16. CMP401/CMP402 Input
Offset Voltage vs. Temperature
0.4
3V
0.0
–75 –50 –25 0 25 50 75 100 125 150
TEMPERATURE – ؇C
TPC 17. CMP401 Digital Supply
Current vs. Temperature
90
80
70
+P_DELAY
60
50
–P_DELAY
40
30
20
+V_AN = +V_DIG = 5V
–V_AN = 0V TO –5V
10
R_S 50⍀, T_A = 25؇C
0
0
100 200 300 400 500
CAPACITIVE LOAD – pF
TPC 12. CMP402 Propagation Delay
vs. Capacitive Load
1000
T_A = 25؇C
100
– RAIL
10
+ RAIL
1
0.1
1
10
100 1000 10000 100000
LOAD CURRENT – µA
TPC 15. CMP401/CMP402 Delta Out-
put Swing from Power Supplies vs.
Load Current
2.0
1.6
5V
1.2
0.8
0.4
3V
0.0
–75 –50 –25 0 25 50 75 100 125 150
TEMPERATURE – ؇C
TPC 18. CMP402 Digital Supply
Current vs. Temperature
–6–
REV. A