参数资料
型号: AS1902-C23-T
厂商: ams
文件页数: 5/10页
文件大小: 0K
描述: IC SUPERVISOR ACT HIGH SOT23-3
标准包装: 1
类型: 简单复位/加电复位
监视电压数目: 1
输出: 推挽式,图腾柱
复位: 高有效
复位超时: 最小为 60 ms
电压 - 阀值: 2.32V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: TO-236-3,SC-59,SOT-23-3
供应商设备封装: SOT-23-3
包装: 标准包装
其它名称: AS1902-C23-TDKR
AS1901, AS1902, AS1903
Data Sheet - E l e c t r i c a l C h a r a c t e r i s t i c s
6 Electrical Characteristics
V DD = Full Range; T A = -40 to +85oC; Unless Otherwise Specified
Table 3. Electrical Characteristics
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
V DD Range
Supply Current (AS1901/2/3)
V DD
I DD
T A = 0 to +70°C
T A = -40 to +85°C
V DD = 3.3V, No Load
1.0
1.2
230
3.6
3.6
430
V
nA
Reset Threshold Voltage 1
V TH
T A = +25°C
T A = -40 to +85°C
V TH -
1.5%
V TH -
2.5%
V TH
V TH
V TH +
1.5%
V TH +
2.5%
V
V DD to Reset Delay 2
Reset Active Time-Out Period 3
t RD
t TP
V DD = V TH to (V TH - 100mV)
t TP -
40%
20
t TP
50
t TP +
60%
μs
ms
RESETN Output Voltage (AS1901/3)
RESETN Output Voltage (AS1901)
RESET Output Voltage (AS1902)
RESET Threshold Hysteresis
Open-Drain RESETN Output
Leakage Current (AS1903)
V OL
V OH
V OH
V OL
V HYST
I LEAK
I SINK = 1.2mA, V DD = 2.1V, Reset
Asserted
I SINK = 400μA, V DD = 1.2V, Reset
Asserted
I SOURCE = 1.2mA, V DD = 3.2V
I SOURCE = 500μA, V DD = 2.1V,
Reset Asserted
I SOURCE = 100μA, V DD = 1.2V,
Reset Asserted
I SINK = 1.2mA, V DD = 3.2V,
Reset Not Asserted
0.8 x
V DD
0.8 x
V DD
0.8 x
V DD
10
0.4
0.4
0.4
0.1
V
V
V
V
V
V
mV
μA
Notes:
1
2
Guaranteed by design.
3 See
www.austriamicrosystems.com
Revision 1.51
4-9
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