参数资料
型号: LTC1326CS8-2.5
厂商: Linear Technology
文件页数: 4/16页
文件大小: 0K
描述: IC PREC TRPL SUPPLY MONITR 8SOIC
标准包装: 100
类型: 多压监控器
监视电压数目: 3
输出: 开路漏极或开路集电极
复位: 高有效/低有效
复位超时: 最小为 140 ms
电压 - 阀值: 2.363V,3.118V,可调
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 管件
LTC1326/LTC1326-2.5
ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25 ° C. LTC1326 Only V CC3 = 3.3V, V CC5 = 5V, V CCA = V CC3 , T A = 25 ° C unless
otherwise noted.
SYMBOL
V OH
t PHL
PARAMETER
RST Output Voltage High (Note 3)
SRST Output Voltage High (Note 3)
RST Output Voltage High
Prop Delay RST to RST
CONDITIONS
I SOURCE = 1 μ A
I SOURCE = 1 μ A
I SOURCE = 600 μ A
C RST = 20pF
MIN
V CC3 – 1
V CC3 – 1
V CC3 – 1
TYP
25
MAX
UNITS
V
V
V
ns
High Input to Low Output
t PLH
Prop Delay RST to RST
C RST = 20pF
45
ns
Low Input to High Output
V OVR
V CC5 Reset Override Voltage
Override V CC5 Ability to Assert RST (Note 4)
V CC3 ± 0.025
V
Note 1: Stresses beyond those listed under Absolute Maximum Ratings
may cause permanent damage to the device. Exposure to any Absolute
Maximum Rating condition for extended periods may affect device
reliability and lifetime.
Note 2: All voltage values are with respect to GND.
Note 3: The output pins SRST and RST have weak internal pull-ups to
V CC3 of 6 μ A typ. However, external pull-up resistors may be used when
faster rise times are required.
Note 4: The V CC5 reset override voltage is valid for an operating range less
than approximately 4.15V. Above this point the override is turned off and
the V CC5 pin functions normally.
TYPICAL PERFOR A CE CHARACTERISTICS
25
24
23
22
21
20
19
18
17
16
I VCC3 vs Temperature
5.0
4.8
4.6
4.4
4.2
4.0
3.8
3.6
3.4
3.2
I VCC5 vs Temperature
(LTC1326)
3.00
2.95
2.90
2.85
2.80
2.75
2.70
2.65
2.60
2.55
I VCC25 vs Temperature
(LTC1326-2.5)
15
– 60 – 40 – 20
0
20
40
60
80
100
3.0
– 60 – 40 – 20
0
20
40
60
80
100
2.50
– 60 – 40 – 20
0
20
40
60
80
100
TEMPERATURE ( ° C)
1326 /2.5 G01
TEMPERATURE ( ° C)
1326 /2.5 G02
TEMPERATURE ( ° C)
1326 /2.5 G03
132625fc
4
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