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ADM708TAR 参数 Datasheet PDF下载

ADM708TAR图片预览
型号: ADM708TAR
PDF下载: 下载PDF文件 查看货源
内容描述: 3 V ,电压监控微处理器监控电路 [3 V, Voltage Monitoring Microprocessor Supervisory Circuits]
分类和应用: 微处理器监控
文件页数/大小: 16 页 / 333 K
品牌: AD [ ANALOG DEVICES ]
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ADM706P/ADM706R/ADM706S/ADM706T, ADM708R/ADM708S/ADM708T
SPECIFICATIONS
V
CC
= 2.70 V to 5.5 V (ADM706P/ADM70xR), V
CC
= 3.00 V to 5.5 V (ADM70xS), V
CC
= 3.15 V to 5.5 V (ADM70xT), T
A
= T
MIN
to T
MAX
unless otherwise noted.
Table 1.
Parameter
POWER SUPPLY
V
CC
Operating Voltage Range
Supply Current
LOGIC OUTPUT
Reset Threshold (V
RST
)
Min
1.0
100
150
2.55
2.85
3.00
160
160
2.63
2.93
3.08
20
200
200
200
Typ
Max
5.5
200
350
2.70
3.00
3.15
280
280
Unit
V
μA
μA
V
V
V
mV
ms
ms
ms
Test Conditions/Comments
V
CC
< 3.6 V
V
CC
< 5.5 V
ADM706P/ADM70xR
ADM70xS
ADM70xT
ADM706P/ADM70xR, V
CC
= 3 V
ADM70xS/ADM70xT, V
CC
= 3.3 V
V
CC
= 5.0 V
Reset Threshold Hysteresis
RESET PULSE WIDTH
RESET OUTPUT VOLTAGE
(ADM70xR/ADM70xS/ADM70xT)
V
OH
V
OL
V
OH
V
OL
V
OL
RESET OUTPUT VOLTAGE (ADM706P)
V
OH
V
OL
V
OH
V
OL
RESET OUTPUT VOLTAGE (ADM708x)
V
OH
V
OL
V
OH
V
OL
WATCHDOG INPUT (ADM706x)
Watchdog Timeout Period
0.8 × V
CC
0.3
V
CC
− 1.5 V
0.4
0.3
V
CC
− 0.6 V
0.3
V
CC
− 1.5 V
0.4
0.8 × V
CC
0.3
V
CC
− 1.5 V
0.4
1.00
1.60
2.25
V
V
V
V
V
V
V
V
V
V
V
V
V
sec
V
RST
(max) < V
CC
< 3.6 V, I
SOURCE
= 500 μA
V
RST
(max) < V
CC
< 3.6 V, I
SINK
= 1.2 mA
4.5 V < V
CC
< 5.5 V, I
SOURCE
= 800 μA
4.5 V < V
CC
< 5.5 V, I
SINK
= 3.2 mA
V
CC
= 1 V, I
SINK
= 100 μA
V
RST
(max) < V
CC
< 3.6 V, I
SOURCE
= 215 μA
V
RST
(max) < V
CC
< 3.6 V, I
SINK
= 1.2 mA
4.5 V < V
CC
< 5.5 V, I
SOURCE
= 800 μA
4.5 V < V
CC
< 5.5 V, I
SINK
= 3.2 mA
V
RST
(max) < V
CC
< 3.6 V, I
SOURCE
= 500 μA
V
RST
(max) < V
CC
< 3.6 V, I
SINK
= 500 μA
4.5 V < V
CC
< 5.5 V, I
SOURCE
= 800 μA
4.5 V < V
CC
< 5.5 V, I
SINK
= 1.2 mA
ADM706P/ADM706R: V
CC
= 3 V;
ADM706S/ADM706T: V
CC
= 3.3 V;
V
IL
= 0.4 V, V
IH
= V
CC
× 0.8 V
V
RST
(max) < V
CC
< 3.6 V
4.5 V < V
CC
< 5.5 V
V
RST
(max) < V
CC
< 3.6 V
V
RST
(max) < V
CC
< 3.6 V
V
CC
= 5.0 V
V
CC
= 5.0 V
WDI = 0 V or V
CC
V
RST
(max) < V
CC
< 3.6 V, I
SOURCE
= 500 μA
4.5 V < V
CC
< 5.5 V, I
SOURCE
= 800 μA
V
RST
(max) < V
CC
< 3.6 V, I
SINK
= 500 μA
4.5 V < V
CC
< 5.5 V, I
SINK
= 1.2 mA
WDI Pulse Width
WDI Input Threshold
V
IL
V
IH
V
IL
V
IH
WDI Input Current
WDO OUTPUT VOLTAGE
V
OH
V
OL
100
50
0.6
0.7 × V
CC
0.8
3.5
−1.0
0.8 × V
CC
V
CC
− 1.5 V
0.3
0.4
+0.02
+1.0
ns
ns
V
V
V
V
μA
V
V
V
V
Rev. C | Page 3 of 16