參數(shù)資料
型號： TC1270SERCTR
廠商： Microchip Technology Inc.
英文描述： 4-Pin Reset Monitors
中文描述： 4引腳復位監(jiān)控器
文件頁數(shù)： 2/14頁
文件大?。?/td> 609K
代理商： TC1270SERCTR
TC1270/TC1271
DS21381D-page 2
2007 Microchip Technology Inc.
1.0
ELECTRICAL
CHARACTERISTICS
Absolute Maximum Ratings
Supply Voltage (V
CC
to GND) .............................+6.0V
RESET, Reset ............................-0.3V to (V
CC
+ 0.3V)
Input Current, V
CC
..............................................20 mA
Output Current, RESET, Reset...........................20 mA
Operating Temperature Range.............-40°C to +85°C
Storage Temperature Range..............-65°C to +150°C
Stresses above those listed under “Absolute
Maximum Ratings” may cause permanent damage to
the device. These are stress ratings only and functional
operation of the device at these or any other conditions
above those indicated in the operation sections of the
specifications is not implied. Exposure to Absolute
Maximum Rating conditions for extended periods may
affect device reliability.
ELECTRICAL SPECIFICATIONS
Electrical Characteristics:
V
CC
= 5V for L/M versions, V
CC
= 3.3V for T/S versions, V
CC
= 3V for R version, V
CC
= 2.0V for F
version. Unless otherwise noted, T
A
= -40°C to +85°C. Typical values are at T
A
= +25°C.
(Note 1)
.
Symbol
Parameter
Min
Typ
Max
Units
Test Conditions
V
CC
I
CC
V
CC
Range
Supply Current
1.2
—
5.5
V
—
7
15
μA
V
CC
> V
TH
, for L/M/R/S/T/F
V
CC
< V
TH
, for L/M/R/S/T
V
CC
< V
TH
, for F
TC127_L; T
A
= +25°C
T
A
= -40°C to +85°C
TC127_M; T
A
= +25°C
T
A
= -40°C to +85°C
TC127_T; T
A
= +25°C
T
A
= -40°C to +85°C
TC127_S; T
A
= +25°C
T
A
= -40°C to +85°C
TC127_R; T
A
= +25°C
T
A
= -40°C to +85°C
TC127_F; T
A
= +25°C
T
A
= -40°C to +85°C
—
10
15
μA
—
6
12
μA
V
TH
Reset Threshold
4.54
4.50
4.63
—
4.72
4.75
V
V
4.30
4.25
4.38
—
4.46
4.50
V
V
3.03
3.00
3.08
—
3.14
3.15
V
V
2.88
2.85
2.93
—
2.98
3.00
V
V
2.58
2.55
2.63
—
2.68
2.70
V
V
1.71
1.70
1.75
—
1.79
1.80
V
V
Reset Threshold Tempco
—
30
—
ppm/°C
V
CC
to Reset Delay
—
—
20
5
—
—
μs
V
CC
= V
TH
to V
TH
– 125 mV;
L/M/R/S/T/F
t
RP
Reset Active Time-out Period
140
280
560
ms
V
CC
= V
TH(MAX)
t
MR
MR Minimum Pulse Width
10
—
—
μs
MR Glitch Immunity
—
0.1
—
μs
t
MD
V
IH
MR to Reset Propagation Delay
—
0.5
—
μs
MR Input Threshold
2.3
—
—
V
V
CC
> V
TH(MAX)
, TC127_L/M
V
CC
> V
TH(MAX)
, TC127_R/S/T/F
V
CC
> V
TH(MAX)
, TC127_L/M
V
CC
> V
TH(MAX)
, TC127_R/S/T/F
0.7 V
CC
—
—
—
V
V
V
k
Ω
V
V
IL
—
0.8
—
—
0.15 V
CC
40
MR Pull-up Resistance
10
20
V
OH
Reset Output Voltage High
(TC1271)
0.8 V
CC
—
—
I
SOURCE
= 150 μA;
V
CC
≤
V
TH(MIN)
Note
1:
2:
Production testing done at T
A
= +25°C, over temperature limits ensured by design.
RESET output for TC1270, Reset output for TC1271.
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