參數(shù)資料
型號(hào)： STM809LWX6F
廠商： 意法半導(dǎo)體
英文描述： Reset Circuit
中文描述： 復(fù)位電路
文件頁數(shù)： 12/18頁
文件大?。?/td> 255K
代理商： STM809LWX6F
STM809/810/811/812
12/18
Table 5. DC and AC Characteristics
Alter-
native
Note: 1. Valid for Ambient Operating Temperature: T
A
= –40 to 85°C; V
CC
= 1.2V to 5.5V (except where noted).
2. For Active High (RST); V
CC
= V
RST
(max)
3. RST output for STM810/812
4. “Glitches” of 100ns or less typically will not generate a RESET pulse.
Sym
Description
Test Condition
(1)
Min
Typ
Max
Unit
V
CC
Operating Voltage
T
A
= –40 to +85°C
T
A
= 0 to +70°C
V
CC
< 3.6V
V
CC
< 5.5V
V
CC
> V
RST
(max), STM8XXL/M
V
CC
> V
RST
(max), STM8XXR/S/T
V
CC
> V
RST
(max), STM8XXL/M
V
CC
> V
RST
(max), STM8XXR/S/T
STM8XXR/S/T only, I
OL
= 1.2mA
V
CC
= V
RST
(min)
STM8XXL/M only, I
OL
= 3.2mA
V
CC
= V
RST
(min)
I
OL
= 50μA; V
CC
> 1.0V
STM8XXR/S/T only, I
OH
= 500
μ
A
STM8XXL/M only, I
OH
= 800
μ
A
I
OH
= 150μA,
1.8V < V
CC
< V
RST
(min)
1.2
5.5
V
1.0
5.5
V
I
CC
V
CC
Supply Current
5.5
10
μA
7
15
μA
V
IH
MR Input High Voltage
2.2
V
0.7V
CC
V
V
IL
MR Input Low Voltage
0.8
V
0.25V
CC
V
V
OL
RST Output Low Voltage
(Active High
(2)
or Low)
0.3
V
0.4
V
V
OL
RST Output Low Voltage
0.3
V
V
OH
RST Output High Voltage
0.8V
CC
V
0.8V
CC
V
RST Output High Voltage
0.8V
CC
V
RESET Thresholds
V
RST
Reset Threshold
STM8XXL
25°C
4.56
4.50
4.31
4.25
3.04
3.00
2.89
2.85
2.59
2.55
4.63
4.70
4.75
4.45
4.50
3.11
3.15
2.96
3.00
2.66
2.70
V
V
V
V
V
V
V
V
V
V
–40 to 85°C
25°C
–40 to 85°C
25°C
–40 to 85°C
25°C
–40 to 85°C
25°C
–40 to 85°C
STM8XXM
4.38
STM8XXT
3.08
STM8XXS
2.93
STM8XXR
2.63
V
RST
Temperature
Coefficient
V
CC
= 3.3V
45
ppm/
C
V
CC
to RST Delay
V
CC
= V
RST
to (V
RST
–
100mV)
STM8XXL/M
40
μs
STM8XXR/S/T
20
μs
Push-Button RESET Input
t
MLMH
t
MR
MR Pulse Width
10
μs
t
MLRL
t
MRD
MR to RST Output Delay
(3)
0.5
μs
MR Glitch Immunity
(4)
MR Pull-up Resistance
100
ns
10
20
30
k
ms
t
rec
RST Pulse Width
140
210
280
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