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MAX17843 датащи(PDF) 18 Page - Maxim Integrated Products

номер детали MAX17843
подробное описание детали  12-Channel, High-Voltage Smart Sensor Data-Acquisition Interface
PDF  131 Pages
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производитель  MAXIM [Maxim Integrated Products]
домашняя страница  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX17843 датащи(HTML) 18 Page - Maxim Integrated Products

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(VDCIN = +48V, TA = TMIN to TMAX, unless otherwise noted, where TMIN = -40°C and TMAX =+125°C. Typical values are at TA = +25°C.
Operation is with the recommended application circuit.) (Note 5)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
HV Headroom
VHVHDRM
ALRTHVHDRM = 0
4.7
V
OSCILLATORS
32kHz Oscillator Frequency
fOSC_32K
32.11
32.768
33.42
kHz
16MHz Oscillator Frequency
fOSC_16M
15.68
16
16.32
MHz
DIAGNOSTIC TEST SOURCES
Cell-Test Source Current
ITSTCn
CTSTDAC[3:0] = 9h,
VCn < VAA - 1.4V, VAA = 3.3V
50
62.5
75
µA
CTSTDAC[3:0] = 6h,
VCn < VAA - 1.4V, VAA = 3.3V
36
45
54
CTSTDAC[3:0] = 6h,
VCn > VAGND + 1.4V
-54
-45
-36
CTSTDAC[3:0] = 9h,
VCn > VAGND + 1.4V
-75
-62.5
-50
HVMUX Test-Source
Current
ITSTMUX
CTSTDAC[3:0] = 9h,
VCn < VHV - 1.4V, VHV = 53.5V
25
31.25
37.5
µA
CTSTDAC[3:0] = 6h,
VCn < VHV - 1.4V, VHV = 53.5V
18
22.5
27
AUXIN Test-Source Current
ITSTAUXIN
CTSTDAC[3:0] = 9h,
VAUXINn < VAA - 1.4V, VAA = 3.3V
50
62.5
75
µA
CTSTDAC[3:0] = 6h,
VAUXINn < VAA - 1.4V, VAA = 3.3V
36
45
54
CTSTDAC[3:0] = 6h,
VAUXINn > VAGND + 1.4V
-54
-45
-36
CTSTDAC[3:0] = 9h,
VAUXINn > VAGND + 1.4V
-75
-62.5
-50
DIAGNOSTIC REFERENCES
ALTREF Voltage (Note 10)
VALTREF
DIAGSEL[2:0] = 001b
1.23
1.242
1.254
V
ALTREF Temperature
Coefficient (ΔVALTREF/ΔT)
(Note 9)
AALTREF
±25
ppm/°C
PTAT Output Voltage
(Note 9)
VPTAT
TJ = +120°C
1.2
V
PTAT Temperature
Coefficient (ΔVPTAT/ΔT)
(Note 9)
AV_PTAT
3.07
mV/°C
PTAT Temperature Offset
(Note 9)
TOS_PTAT
0
°C
ALERTS
ALRTVDDLn Threshold
VVDDL_OC VAA = 3.3V
3
3.15
3.25
V
ALRTGNDLn Threshold
VGNDL_OC AGND = 0V
0.05
0.15
0.3
V
MAX17843
12-Channel, High-Voltage Smart Sensor
Data-Acquisition Interface
www.maximintegrated.com
Maxim Integrated │ 18
Electrical Characteristics (continued)



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