CAT812 Catalyst Semiconductor, CAT812 Datasheet - Page 4

• Manufacturer Part Number: CAT812
• Description: 4-pin Microprocessor Voltage Supervisor
• Manufacturer: Catalyst Semiconductor

CAT811, CAT812
ELECTRICAL OPERATING CHARACTERISTICS (continued)
V
L/M/J versions, V
Notes:
(1) Production testing done at T
(2) RESET
(3) Glitches of 100ns or less typically will not generate a reset pulse
Doc. No. MD-3005 Rev. S
Parameter
Reset Threshold
Tempco
V
Delay
Reset Active
Timeout Period
RESET
Voltage Low
(Push-pull, active
LOW, CAT811)
RESET
Voltage High
(Push-pull, active
LOW, CAT811)
RESET Output
Voltage Low
(Push-pull, active
HIGH, CAT812)
RESET Output
Voltage High
(Push-pull active
HIGH, CAT812)
¯¯¯ Minimum
Pulse Width
¯¯¯ Glitch
Immunity
¯¯¯ to RESET
Propagation Delay
¯¯¯ Input
Threshold
¯¯¯ Pull-up
Resistance
¯¯¯¯¯¯ Output
¯¯¯¯¯¯ Output
MR
MR
MR
MR
MR
CC
CC
¯¯¯¯¯¯ output for the CAT811; RESET output for the CAT812
= Full range, T
to Reset
(2)
CC
A
= 3.3V for the T/S versions, V
= -40°C to +85°C unless otherwise noted. Typical values at T
Symbol
V
V
V
V
t
t
V
V
V
V
A
MR
MD
OH
OH
OL
OL
IH
IH
IL
IL
= +25˚C; limits over temperature guaranteed by design only.
Conditions
V
T
V
CAT811R/S/T/Z
V
CAT811J/L/M
V
V
CAT811R/S/T/Z
V
CAT811J/L/M
V
CAT812R/S/T/Z
V
CAT812J/L/M
1.8 V < V
I
Note 3
Note 2
V
V
SOURCE
CC
A
CC
CC
CC
CC
CC
CC
CC
CC
CC
= -40˚C to +85˚C
= V
= V
= V
> 1.0V, I
= V
= V
> V
> V
> V
> V
= 150µA
TH
TH min
TH min
TH max
TH max
TH max
TH max
TH (MAX)
IH (MAX)
CC
to (V
≤ V
, I
, I
SINK
, I
, I
, I
, I
, CAT811/812R/S/T/Z
SINK
SINK
, CAT811/812L/M/J
CC
SOURCE
SOURCE
SINK
SINK
TH
TH min
= 50µA
= 3V for the R version and V
- 100mV)
= 1.2mA
= 3.2mA
= 1.2mA
= 3.2mA
,
4
= 500µA
= 800µA
V
0.8V
0.8V
0.7V
CC
2.3V
Min
140
10
10
- 1.5
CC
CC
CC
CC
A
= +25°C and V
= 2.5V for the Z version.
Characteristics subject to change without notice
Typ
240
100
0.5
30
20
20
(1)
0.25V
© Catalyst Semiconductor, Inc.
Max
400
0.3
0.4
0.3
0.3
0.4
0.8
30
CC
CC
= 5V for the
ppm/˚C
Units
ms
kΩ
µs
µs
ns
µs
V
V
V
V
V