参数资料
型号: MAX6722UTZGD4
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: 电源管理
英文描述: Dual/Triple Ultra-Low-Voltage SOT23 µP Supervisory Circuits
中文描述: 2-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO6
封装: ROHS COMPLIANT, MO-178AB, SOT-23, 6 PIN
文件页数: 23/28页
文件大小: 334K
代理商: MAX6722UTZGD4
MAX6730–MAX6735
Single-/Dual-/Triple-Voltage P Supervisory
Circuits with Independent Watchdog Output
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(VCC1 = VCC2 = +0.8V to +5.5V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
WATCHDOG INPUT
tWD-L
First watchdog period after reset
timeout period
35
54
72
Watchdog Timeout Period
tWD-S
Normal mode
1.12
1.68
2.24
s
WDI Pulse Width
tWDI
(Note 2)
50
ns
VIL
0.3
× VCC1
WDI Input Voltage
VIH
0.7
× VCC1
V
WDI Input Current
IWDI
WDI = 0 or VCC1-1
+1
A
RESET/WATCHDOG OUTPUT
VCC1 or VCC2
≥ +0.8V,
ISINK = 1A, output asserted
0.3
VCC1 or VCC2
≥ +1.0V,
ISINK = 50A, output asserted
0.3
VCC1 or VCC2
≥ +1.2V,
ISINK = 100A, output asserted
0.3
VCC1 or VCC2
≥ +2.7V,
ISINK = 1.2mA, output asserted
0.3
RST / WDO Output Low Voltage
(Push-Pull or Open Drain)
VOL
VCC1 or VCC2
≥ +4.5V,
ISINK = 3.2mA, output asserted
0.4
V
VCC1
≥ +1.8V, ISOURCE = 200A,
output not asserted
0.8
× VCC1
VCC1
≥ +2.7V, ISOURCE = 500A,
output not asserted
0.8
× VCC1
RST / WDO Output High Voltage
(Push-Pull Only)
VOH
VCC1
≥ +4.5V, ISOURCE = 800A,
output not asserted
0.8
× VCC1
V
RST / WDO Output Open-Drain
Leakage Current
Output not asserted
0.5
A
Note 1: Devices tested at TA = +25°C. Overtemperature limits are guaranteed by design and not production tested.
Note 2: Parameter guaranteed by design.
相关PDF资料
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MAX6722UTZGD5 Dual/Triple Ultra-Low-Voltage SOT23 µP Supervisory Circuits
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