CAT811 Datasheet, PDF (5/11 Pages) Catalyst Semiconductor – 4-Pin Microprocessor Power Supply Supervisors

CAT811, CAT812
TYPICAL OPERATING CHARACTERISTICS
V_CC = Full range, T_A = -40°C to +85°C unless otherwise noted. Typical values at T_A = +25°C and V_CC = 5V for the
L/M/J versions, V_CC = 3.3V for the T/S versions, V_CC = 3V for the R version and V_CC = 2.5V for the Z version.
POWER-UP RESET TIMEOUT
VS. TEMPERATURE
260
240
220
V_CC=5V
200
180
V_CC=2.5V
160
-50
0
50
100 150
TEMPERATURE (°C)
SUPPLY CURRENT VS. TEMPERATURE
(NO LOAD, CAT8xxR/S/T/Z)
12
10
V_CC=5.5V
8
6
V_CC=3.6V
4
2
0
-50
0
50
100 150
TEMPERATURE (°C)
POWER-DOWN RESET DELAY VS. TEMPERATURE
(CAT8xxR/S/T/Z)
14
12
10
8
6
4
2
0
-50
0
50
100 150
TEMPERATURE (°C)
1.0002
NORMALIZED RESET THRESHOLD
VS. TEMPERATURE
1
0.9998
0.9996
0.9994
0.9992
0.999
0.9988
0 20 40 60
80 100 120
TEMPERATURE (°C)
© 2010 SCILLC. All rights reserved.
5
Characteristics subject to change without notice
Doc. No. MD-3005 Rev. U