參數(shù)資料
型號(hào): MAX691A
廠商: Maxim Integrated Products, Inc.
英文描述: Microprocessor Supervisory Circuits(帶看門狗復(fù)位、片選和支持備用電池的復(fù)位器)
中文描述: 微處理器監(jiān)控電路
文件頁數(shù): 5/16頁
文件大小: 164K
代理商: MAX691A
M
Mic roproc essor S upervisory Circ uits
_______________________________________________________________________________________
5
36
26
-60
120
150
V
CC
SUPPLY CURRENT
vs. TEMPERATURE
(NORMAL OPERATING MODE)
34
M
TEMPERATURE (°C)
VBATT to V
ON-RESISTANCE
vs. TEMPERATURE
V
C
μ
A
30
30
28
-30
0
90
32
60
V
= 5V
VBATT = 2.8V
PFI, CE IN = 0V
0
-60
120
150
BATTERY SUPPLY CURRENT
vs. TEMPERATURE
(BATTERY-BACKUP MODE)
2
M
TEMPERATURE (°C)
V
CC
to V
ON-RESISTANCE
vs. TEMPERATURE
B
μ
A
30
1
0.5
-30
0
90
1.5
60
V
= 5V
VBATT = 2.8V
NOLOAD
120
-60
120 150 180
CHIP-ENABLE ON-RESISTANCE
vs. TEMPERATURE
100
M
TEMPERATURE (°C)
PFI THRESHOLD
vs. TEMPERATURE
C
)
30
60
40
-30
0
90
80
60
V
= 4.75V
VBATT = 2.8V
V
CE IN
= V
CC
/2
20
5
-60
120
150
M
TEMPERATURE (°C)
V
O
O
)
30
10
-30
0
90
15
60
V
CC
= 0V
VBATT = 2.8V
VBATT = 2.0V
VBATT = 4.5V
4.75
4.30
-60
120
150
RESET THRESHOLD
vs. TEMPERATURE
M
TEMPERATURE (°C)
R
30
4.45
-30
0
90
4.65
4.40
4.35
4.50
4.70
4.55
4.60
60
VBATT = 2.8V
MAX691A
MAX800L
MAX693A
MAX800M
1.2
0.6
-60
120
150
M
TEMPERATURE (°C)
V
C
-
O
O
)
30
0.8
-30
0
90
1.0
0.7
0.9
1.1
60
V
= 5V,
VBATT = 0V
1.50
0
-60
120
150
M
TEMPERATURE (°C)
P
30
0.50
-30
0
90
1.00
0.25
0.75
1.25
60
V
= +5V,
VBATT = 0V
NOLOAD ON PFO
600
0
-60
120
150
RESET OUTPUT RESISTANCE
vs. TEMPERATURE
M
TEMPERATURE (°C)
R
)
30
200
-30
0
90
100
500
300
400
60
V
= 5V, VBATT = 2.8V
SOURCING CURRENT
V
= 0V, VBATT = 2.8V
SINKING CURRENT
-60
120
150
RESET DELAY
vs. TEMPERATURE
230
M
TEMPERATURE (°C)
R
30
190
170
-30
0
90
210
220
180
200
60
V
= 0V TO5V STEP
VBATT = 2.8V
__________________________________________Typic al Operating Charac teristic s
(T
A
= +25°C, unless otherwise noted.)
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