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參數(shù)資料
| 型號(hào)： | MAX822TUS-T |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | 4-Pin レP Voltage Monitors with Pin-Selectable Power-On Reset Timeout Delay |
| 中文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO4 |
| 封裝： | TO-253, SOT-143, 4 PIN |
| 文件頁(yè)數(shù)： | 3/8頁(yè) |
| 文件大?。?/td> | 77K |
| 代理商： | MAX822TUS-T |
M
4-Pin μP Voltage Monitors with Pin-S elec table
Power-On Reset T imeout Delay
_______________________________________________________________________________________
3
Note 1:
RESET
output for MAX821; RESET output for MAX822.
Note 2:
During reset active timeout period only.
Note 3:
Guaranteed by design.
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= full range, T
A
= -40°C to +125°C, unless otherwise noted. Typical values are at T
A
= +25°C.)
0.3
0.4
pF
20
SRT Input Capacitance
(Note 3) (see
Setting
the Reset Timeout Delay
section)
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
MAX821R/S/T/U only, I
SINK
= 1.2mA,
V
CC
= V
TH(MIN)
MAX821L/M/P only, I
SINK
= 3.2mA,
V
CC
= V
TH(MIN)
Internal
CONDITIONS
0.3
V
OL
0.3
I
SINK
= 50μA
0.3
0.4
MAX822R/S/T only, I
SINK
= 1.2mA,
V
CC
= V
TH(MAX)
I
SOURCE
= 150μA, 1.4V
≤
V
CC
≤
V
TH(MIN)
MAX822L/M only, I
SINK
= 3.2mA,
V
CC
= V
TH(MAX)
V
0.8V
V
OH
RESET
Output Voltage
(MAX821)
V
CC
-1.5
MAX821R/S/T/U only, I
SOURCE
= 500μA,
V
CC
≥
V
TH(MAX)
MAX821L/M/P only, I
SOURCE
= 800μA,
V
CC
≥
V
TH(MAX)
0.6
-40
RESET TIMEOUT PERIOD
vs. TEMPERATURE
0.7
M
TEMPERATURE (°C)
R
40
60
80
0.9
0.8
-20
20
100
1.0
0
SRT = GND
30
-40
RESET TIMEOUT PERIOD
vs. TEMPERATURE
32
31
M
TEMPERATURE (
°
C)
R
40
60
80
35
34
33
-20
20
100
36
0
SRT = V
CC
150
-40
RESET TIMEOUT PERIOD
vs. TEMPERATURE
160
155
M
TEMPERATURE (
°
C)
R
40
60
80
175
170
165
-20
20
100
180
0
SRT = UNCONNECTED
V
OL
V
V
OH
RESET Output Voltage
(MAX822)
0.8V
CC
__________________________________________Typic al Operating Charac teristic s
(T
A
= +25°C, unless otherwise noted.)
T
A
= 0°C to +70°C,
V
CC
≥
1V
T
A
= -40°C to +85°C,
V
CC
≥
1.2V
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