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