
FM811/812
REV. 1.5.1 7/15/02
3
P
Absolute Maximum Ratings
Stresses above those listed under ABSOLUTE MAXIMUM RATINGS may cause permanent device failure. Functionality at or
above these limits is not implied. Exposure to absolute maximum ratings for extended periods may affect device reliability.
Operating ranges define those limits between which the functionality of the device is guaranteed.
Electrical Characteristics
V
CC
= 5V for FM81_L/M/J, V
unless otherwise noted.
CC
= 3.3V for FM81_S/T, V
CC
= 3V for FM81_R, T
A
= Operating Temperature Range,
Parameter
Symbol
V
CC
MR
V
CC
, MR
RESET, RESET
V
CC
T
A
Ratings
-0.3 to 6.0
-0.3 to (V
Units
V
V
mA
mA
V/μs
C
C
C
mW
Terminal Voltage
CC
+ 0.3)
Input Current
Output Current
Rate of Rise
Operating Temperature Range
Storage Temperature Range
Lead Temperature Range
Power Dissipation (T
20
20
100
-40 to +85
-65 to +150
300
320
A
= +70C)
Parameter
Conditions
Min.
1.4
1.6
Typ.
Max.
5.5
5.5
15
10
4.86
4.52
4.18
3.19
3.00
2.70
560
Units
V
Operating Voltage Range
T
T
FM811L/M/J, FM812L/M/J
V
CC
< 3.6V, FM811R/S/T, FM812R/S/T
FM811L, FM812L
FM811M, FM812M
FM811J, FM812J
FM811T, FM812T
FM811S, FM812S
FM811R, FM812R
A
A
= 0C to 70C
= -40C to 85C
Supply Current, I
CC
9
6
μA
Reset Voltage Threshold,
V
TH
4.40
4.18
3.90
2.97
2.79
2.49
140
- 1.5
0.8 x V
4.63
4.38
4.00
3.08
2.93
2.63
240
V
Reset Time-out Period, t
RESET Output Voltage, V
R
ms
V
OH
I
I
V
V
V
V
85C
1.8V < V
I
SINK
I
SINK
SOURCE
SOURCE
= V
= V
> 1.4V, I
> 1.6V, I
= 800μA, FM811L/M/J
= 500μA, FM811R/S/T
Min., I
SINK
TH
Min., I
SINK
SINK
= 50μA, T
SINK
= 50μA, T
V
CC
CC
RESET Output Voltage, V
OL
CC
CC
CC
CC
TH
= 3.2mA, FM811L/M/J
= 1.2mA, FM811R/S/T
= 0C to 70C
= -40C to
A
A
0.4
0.3
0.3
0.3
V
RESET Output Voltage, V
RESET Output Voltage, V
OH
CC
< V
TH
Min., I
SOURCE
= 150μA
0.8 x V
CC
V
V
OL
= 3.2mA, FM810L/M/J
= 1.2mA, FM810R/S/T
0.4
0.35
MR Minimum Pulse Width
MR to Reset Delay
MR Input Threshold, V
10
μs
μs
V
0.5
IH
V
FM81_R/S/T
V
CC
> V
FM81_R/S/T
CC
> V
TH
Max., FM81_L/M/J
2.3
0.7 x V
CC
MR Input Threshold, V
IL
TH
Max., FM81_L/M/J
0.8
0.25xV
CC
MR Pull-Up Resistance
MR Glitch Immunity
10
20
100
30
k
ns