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MAX22190 Datasheet(PDF) 4 Page - Maxim Integrated Products

Part # MAX22190
Description  Octal Industrial Digital Input with Diagnostics
PDF  40 Pages
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Manufacturer  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX22190 Datasheet(HTML) 4 Page - Maxim Integrated Products

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VL - VGND = +3.0V to +5.5V, VDD - VGND = +3.0V to +5.5V, TA = -40°C to +125°C, unless otherwise noted. CL = 15pF. Typical values
are at VL - VGND = +3.3V, VDD - VGND = +3.3V, VDD24 - VGND = +24V, IN_ = +24V, and TA = +25°C. (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
VDD Undervoltage-Lockout
Threshold
VUVLO
VDD rising
2.4
2.9
V
VDD Undervoltage-Lockout
Threshold Hysteresis
VUVHYST
0.07
V
VDD24 Undervoltage-Lockout
Threshold
VUVLO24
VDD24 rising
6
6.8
V
VDD24 Undervoltage-Lockout
Threshold Hysteresis
VUVHYST24
0.5
V
VL Undervoltage-Lockout
Threshold
VUVLOVL
VL rising
0.9
1.6
V
VL Undervoltage-Lockout
Threshold Hysteresis
VUVHYSTVL
0.07
V
Regulator Output Voltage
VDD
ILOAD = 1mA, VDD24 ≥ 7V
3.0
3.3
3.6
V
Line Regulation
dVDDLINE
ILOAD = 1mA, VDD24 = 12V to 24V
0
mV
Load Regulation
dVDDLOAD
ILOAD = 1mA to 10mA, VDD24 = 24V
4
mV
Regulator Current Capability
IDD_CC
25
mA
Short-Circuit Current
IDD24_SC
VDD24 current when VDD shorted to GND
28
50
mA
READY
Threshold
VREADY
VDD rising, VDD24 = 0V
2.4
2.9
V
READY
Threshold Hysteresis
VREADY_HYST
0.07
V
READY
Delay
READYDELAY VDD valid to READY low
1
ms
SUPPLY ALARMS
VDD24 UV Alarm On/Off
VALRMOFFUV Rising VDD24, under voltage
17
V
VDD24 UV Alarm Off/On
VALRMONUV Falling VDD24, under voltage
15
V
Glitch Filter for VDD24 UV
3
µs
VDD24 VM Alarm On/Off
VALRMOFFVM Rising VDD24, missing voltage
13.9
V
VDD24 VM Alarm Off/On
VALRMONVM Falling VDD24, missing voltage
12.1
V
Glitch Filter for VDD24 VM
3
µs
TEMPERATURE ALARMS
Overtemperature Alarm 1
TALRM1
ALRMT1 bit set in FAULT1 register
115
°C
Overtemperature Alarm 2
TALRM2
ALRMT2 bit set in FAULT1 register
140
°C
Overtemperature Alarm
Hysteresis
TALRM_HYS
10
°C
Thermal-Shutdown Threshold
TSHDN
OTSHDN bit set in FAULT2 register
165
°C
Thermal-Shutdown Hysteresis
TSHDN_HYS
10
°C
MAX22190
Octal Industrial Digital Input with Diagnostics
www.maximintegrated.com
Maxim Integrated │ 4
DC Electrical Characteristics (continued)



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