stm1818r STMicroelectronics, stm1818r Datasheet - Page 19

• Manufacturer Part Number: stm1818r
• Description: Low Power Reset Circuit
• Manufacturer: STMicroelectronics

STM1810/1811/1812/1813/1815/1816/1817/1818
Table 9.
1. Valid for Ambient Operating Temperature: T
2. The STM1811/1813/1816/1818 have an internal pull-up resistor which may sink 1 mA of current.
t
C
PBRST
V
Sym
V
V
V
I
I
I
t
t
V
OUT
CC
OH
RST
RD
OL
PB
OH
CC
IH
IL
native
Alter-
t
rec
DC and AC characteristics
Operating Voltage
V
Input High Voltage
Input Low Voltage
Output High Voltage
RST Output Source
Current
RST Output Source
Current
RST Output Sink Current
RST Output Sink Current
Output Capacitance
Reset Threshold
V
RST Pulse Width
Push-button Detect to RST
Push-button RST Time-out
Internal Pull-up Resistance
CC
CC
Supply Current
to RST Delay
Description
Push-Button Reset Detect (STM1813, STM1818)
(2)
A
= –40 °C to 105 °C; V
(STM1810/1811/1813/1815/1816/1818)
V
CC
Reset Thresholds
V
V
STM181xM
STM181xS
STM181xR
STM181xL
STM181xT
V
V
CC
CC
V
CC
OUT
CC
V
RST
= (V
(STM1810/STM1815)
(STM1812/STM1817)
V
V
V
T
STM1813/1818 only
STM1813/1818 only
2.7 V, Reset not asserted,
= 0.4 V, (STM1812/1817)
Test Condition
RST
From Rising Edge
T
A
CC
CC
0 < I
2.7 V, Reset asserted,
(V
STM1813/1818
STM1811/1816
STM1813/1818
A
= –40 to +105 °C
(max), Reset not asserted
TH
V
= 0 to +105 °C
= 3.6 V, No load
= 5.5 V, No load
TH
V
OUT
(min), Reset asserted
OH
CC
+ 100 mV) falling to
CC
– 200 mV)
Rising
< 500 µA
= 0.4 V
= 1.2 V to 5.5 V (except where noted).
–40 to 105 °C
–40 to 105 °C
–40 to 105 °C
–40 to 105 °C
–40 to 105 °C
(1)
25 °C
25 °C
25 °C
25 °C
25 °C
DC and AC parameters
– 0.5
4.50
4.25
2.98
2.80
2.47
V
V
Min
100
100
1.0
1.2
0.7
1.5
3.5
3.1
10
10
CC
CC
– 0.1
4.62
4.37
3.06
2.88
2.55
V
Typ Max Unit
350
350
150
150
5.5
5.5
4
9
2
CC
4.75
4.49
3.15
2.97
2.64
200
200
5.5
5.5
0.4
7.5
7.5
10
16
10
5
19/25
mA
mA
ms
ms
µA
µA
µA
µA
pF
k
k
µs
µs
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V