CAT853 Datasheet, PDF (3/9 Pages) Catalyst Semiconductor – 3-Pin Microprocessor Power Supply Supervisors

CAT853, CAT863, CAT859, CAT869
TYPICAL OPERATING CHARACTERISTICS
V_CC = Full range, T_A = -40ºC to +85ºC unless otherwise noted. Typical values at T_A = +25ºC, V_CC=3.3V for T/S versions,
and V_CC = 5V for the M version.
POWER-UP RESET TIMEOUT
VS. TEMPERATURE
260
SUPPLY CURRENT VS. TEMPERATURE
(NO LOAD)
12
240
220
200
180
160
-50
VCC=5V
VCC=2.5V
0
50
100 150
TEMPERATURE (°C)
10
8
6
4
2
0
-50
V_CC=5.5V
V_CC=3.6V
0
50
100 150
TEMPERATURE (°C)
POWER-DOWN RESET DELAY
VS. TEMPERATURE
14
12
10
8
6
4
2
0
-50
0
50
100 150
TEMPERATURE (°C)
NORMALIZED RESET THRESHOLD
VS. TEMPERATURE
1.0002
1
0.9998
0.9996
0.9994
0.9992
0.999
0.9988
0 20 40 60
80 100 120
TEMPERATURE (°C)
© 2007 by Catalyst Semiconductor, Inc.
3
Characteristics subject to change without notice
Doc No. 3026, Rev. B