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参数资料
| 型号： | ADM1232A |
| 厂商： | Analog Devices, Inc. |
| 英文描述： | Microprocessor Supervisory Circuit |
| 中文描述： | 微处理器监控电路 |
| 文件页数： | 2/6页 |
| 文件大小： | 86K |
| 代理商： | ADM1232A |
–2–
REV. 0
ADM1232A–SPECIFICATIONS
(V
CC
= Full Operating Range, T
A
= T
MIN
to T
MAX
unless otherwise noted)
P
arameter
Min
Typ
Max
Units
°
C
Test Conditions/Comments
TEMPERATURE
POWER SUPPLY
Voltage
Current
–40
+85
T
A
= T
MIN
to T
MAX
4.5
5.0
20
200
5.5
50
500
V
μ
A
μ
A
V
IL
, V
IH
= CMOS Levels
V
IL
, V
IH
= TTL Levels
STROBE
AND
PB RESET
INPUTS
Input High Level
Input Low Level
INPUT LEAKAGE CURRENT
(
STROBE
, TOLERANCE)
TD
OUTPUT CURRENT
RESET
RESET
, RESET
2.0
–0.3
V
+ 0.3
+0.8
V
V
–1.0
+1.0
μ
A
μ
A
1.6
8
–8
10
–12
mA
mA
When V
CC
Is at 4.5 V–5.5 V
When V
CC
Is at 4.5 V–5.5 V
OUTPUT VOLTAGE
RESET
/RESET
V
CC
– 0.5 V
CC
– 0.1
V
While sourcing less than 500
μ
A, RESET remains
within 0.5 V of V
CC
on power-down until V
CC
drops below 2.0 V. While sinking less than
500
μ
A,
RESET
remains within 0.5 V of GND
on power-down until V
CC
drops below 2.0 V.
RESET
/RESET High Level
RESET
/RESET Low Level
0.4
V
V
2.4
1 V OPERATION
RESET Output Voltage
RESET
Output Voltage
V
CC
– 0.1
0.1
V
V
While Sourcing Less than 50
μ
A
While Sinking Less than 50
μ
A
V
CC
TRIP POINT
5%
10%
4.5
4.25
4.62
4.37
4.74
4.49
V
V
TOLERANCE = GND
TOLERANCE = V
CC
CAPACITANCE
Input (
STROBE
, TOLERANCE)
Output (RESET,
RESET
)
5
7
pF
pF
T
A
= +25
°
C
T
A
= +25
°
C
PB RESET
Time
Delay
RESET ACTIVE TIME
STROBE
Pulsewidth
Timeout Period
20
1
250
ms
ms
ms
PB RESET
Must Be Held Low for a Minimum
of 20 ms to Guarantee a Reset
4
610
20
1000
20
62.5
250
500
ns
ms
ms
ms
150
600
1200
250
1000
2000
TD = 0 V
TD = Floating
TD = V
CC
V
CC
Fall Time
Rise Time
10
0
μ
S
μ
S
Guaranteed by Design
Guaranteed by Design
V
CC
FAIL DETECT TO RESET OUTPUT DELAY
RESET AND
RESET
Are Logically Correct
50
μ
s
After V
CC
Falls Below the Set Tolerance Voltage
(Figure 5)
After V
CC
Rises Above the Set Tolerance Voltage
250
610
1000
ms
Specifications subject to change without notice.
相关PDF资料 |
PDF描述 |
|---|---|
| ADM1232 | Microprocessor Supervisory Circuit |
| ADM1232AN | Microprocessor Supervisory Circuit |
| ADM1232ARM | Microprocessor Supervisory Circuit |
| ADM1232ARN | Microprocessor Supervisory Circuit |
| ADM1232ARW | Microprocessor Supervisory Circuit |
相关代理商/技术参数 |
参数描述 |
|---|---|
| ADM1232AAN | 制造商:AD 制造商全称:Analog Devices 功能描述:Microprocessor Supervisory Circuit |
| ADM1232AARM | 制造商:AD 制造商全称:Analog Devices 功能描述:Microprocessor Supervisory Circuit |
| ADM1232AARN | 制造商:AD 制造商全称:Analog Devices 功能描述:Microprocessor Supervisory Circuit |
| ADM1232AARNZ | 制造商:Analog Devices 功能描述:Processor Supervisor 5V 8-Pin SOIC N 制造商:Analog Devices 功能描述:RESET GENERATOR I.C. - Rail/Tube 制造商:Analog Devices 功能描述:IC SUPERVISOR FOR CPU 8SOIC 制造商:Analog Devices 功能描述:SUPERVISOR 5V 5%/10% 8SOIC 制造商:Analog Devices 功能描述:SUPERVISOR, 5V, 5%/10%, 8SOIC 制造商:Analog Devices Inc. 功能描述:Supervisory Circuits RESET GENERATOR I.C. 制造商:Analog Devices 功能描述:SUPERVISOR, 20uA, 5.5V, SOIC-8; No. of Supervisors / Monitors:1; Supply Voltage Min:4.5V; Supply Voltage Max:5.5V; Reset Type:Manual, Active-High / Active-Low; Digital IC Case Style:SOIC; No. of Pins:8; Supply Current:20A ;RoHS Compliant: Yes |
| ADM1232AARNZ-REEL | 功能描述:监控电路 RESET GENERATOR I.C. RoHS:否 制造商:Maxim Integrated 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型: 人工复位: 监视器: 电池备用开关: 上电复位延迟（典型值）: 电源电压-最大: 最大工作温度: 安装风格: 封装 / 箱体: 封装: |
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