STM706T/S/R; STM706P; STM708T/S/R
Alter-
native
Test Condition
(1)
V
CC
= V
RST
(max),
I
SINK
= 3.2mA
I
SINK
= 50碌A(chǔ), V
CC
= 1.0V,
T
A
= 0擄C to 85擄C
I
SINK
= 100碌A(chǔ), V
CC
= 1.2V
Output High Voltage (RST,
RST, WDO)
V
OH
Output High Voltage (PFO)
Power-fail Comparator
V
PFI
t
PFD
PFI Input Threshold
PFI to PFO Propagation Delay
PFI Falling
(STM70xP/R, V
CC
= 3.0V;
STM70xS/T, V
CC
= 3.3V)
1.20
1.25
2
1.30
V
碌s
I
SOURCE
= 1mA,
V
CC
= V
RST
(max)
I
SOURCE
= 75碌A(chǔ),
V
CC
= V
RST
(max)
2.4
0.8V
CC
Sym
V
OL
Description
Output Low Voltage (PFO,
RST, RST, WDO)
Min
Typ
Max
0.3
0.3
0.3
Unit
V
V
V
V
V
V
OL
Output Low Voltage (RST)
Reset Thresholds
STM706P/70xR
V
RST
Reset Threshold
(3)
STM70xS
STM70xT
Reset Threshold Hysteresis
t
rec
RST Pulse Width
140
2.55
2.85
3.00
2.63
2.93
3.08
20
200
280
2.70
3.00
3.15
V
V
V
mV
ms
Push-button Reset Input
t
MLMH
t
MR
V
RST
(max) < V
CC
< 3.6V
MR Pulse Width
4.5V < V
CC
< 5.5V
V
RST
(max) < V
CC
< 3.6V
MR to RST Output Delay
4.5V < V
CC
< 5.5V
250
ns
150
750
ns
ns
500
ns
t
MLRL
t
MRD
Watchdog Timer (STM706T/S/R and STM706P)
STM706P/70xR,
V
CC
= 3.0V
Watchdog Timeout Period
STM70xS/70XT,
V
CC
= 3.3V
4.5V < V
CC
< 5.5V
WDI Pulse Width
V
RST
(max) < V
CC
< 3.6V
100
ns
Note: 1. Valid for Ambient Operating Temperature: T
A
= 鈥?0 to 85擄C; V
CC
= V
RST
(max) to 5.5V (except where noted).
2. V
CC
(min) = 1.0V for T
A
= 0擄C to +85擄C.
3. For V
CC
falling.
t
WD
1.12
1.60
2.24
s
50
ns
20/26