参数资料
型号: MAX16021LTEY+T
厂商: Maxim Integrated Products
文件页数: 3/21页
文件大小: 0K
描述: IC SUPERVISOR PP 2.192V 16TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
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/低有效
复位超时: 最小 145 ms
电压 - 阀值: 2.192V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-WQFN 裸露焊盘
供应商设备封装: 16-TQFN-EP(4x4)
包装: 带卷 (TR)
Low-Power μP Supervisory Circuits with
Battery-Backup Circuit and Chip-Enable Gating
ELECTRICAL CHARACTERISTICS (continued)
(V CC = 1.53V to 5.5V, V BATT = 3V, T A = -40°C to +85°C, unless otherwise noted. Typical values are at T A = +25°C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
RESET OUTPUT (RESET, RESET )
Reset Threshold
V TH
(see Table 1)
V
V CC Falling to Reset Delay
t RD
V CC falling at 10V/ms
20
μs
Reset Timeout Period
t RP
145
215
285
ms
V CC ≥ 3.3V, I SINK = 3.2mA, RESET asserted
0.3
RESET Output Low Voltage
V OL
V CC ≥ 1.6V, I SINK = 1mA, RESET asserted
0.3
V
V CC ≥ 1.2V, I SINK = 100μA, RESET asserted
0.3
RESET Output High Voltage
(Push-Pull Output)
RESET Output Leakage Current
(Open-Drain Output)
V OH
V CC = 1.1 x V TH , I SOURCE = 100μA,
RESET deasserted
V RESET = 5.5V, RESET deasserted
V OUT
- 0.3
1
V
μA
V CC ≥ 3.3V, I SINK = 3.2mA, RESET
deasserted
0.3
RESET Output Low Voltage
RESET Output High Voltage
(Push-Pull Output)
RESET Output Leakage Current
(Open-Drain Output)
V OL
V OH
V CC ≥ 1.8V, I SINK = 1.0mA, RESET
deasserted
V CC = 0.9 x V TH , I SOURCE = 100μA,
RESET asserted
V RESET = 5.5V, RESET asserted
V OUT
- 0.3
0.3
1
V
V
μA
POWER-FAIL COMPARATOR
PFI, Input Threshold
V PFT
V IN falling, 1.6V ≤ V CC ≤ 5.5V
0.572
0.590
0.611
V
PFI, Hysteresis
V PFT-HYS
30
mV
PFI Input Current
V CC = 5.5V
-1
+1
μA
V CC ≥ 1.6V, I SINK = 1mA, output asserted
0.3
PFO Output Low Voltage
PFO Output Voltage
High (Push-Pull Output)
PFO , Leakage Current
(Open-Drain Output)
PFO , Delay Time
V OL
V OH
V CC ≥ 1.2V, I SINK = 100μA, output asserted
V CC = 1.1 x V TH , I SOURCE = 100μA, output
asserted
V PFO = 5.5V, output deasserted
V PFT + 100mV to V PFT - 100mV
V OUT
- 0.3
20
0.3
1
V
V
μA
μs
MANUAL RESET ( MR )
Input Low Voltage
Input High Voltage
V IL
V IH
0.7 x V CC
0.3 x V CC
V
V
Pullup Resistance
Glitch Immunity
MR to Reset Delay
V CC = 3.3V
20
30
100
120
k ?
ns
ns
_______________________________________________________________________________________
3
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MAX16021PTEL+ 功能描述:监控电路 uPwr w/Bat-Backup 4.6894V RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟(典型值):10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel
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