MAX11142 View Datasheet(PDF) - Maxim Integrated
Part Name
Description
Manufacturer
MAX11142 Datasheet PDF : 40 Pages
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MAX11135–MAX11143
500ksps, Low-Power, Serial 12-/10-/8-Bit,
4-/8-/16-Channel ADCs
ELECTRICAL CHARACTERISTICS (MAX11141/MAX11142/MAX11143) (continued)
(VDD = 2.35V to 3.6V, VOVDD = 1.5V to 3.6V, fSAMPLE = 500ksps, fSCLK = 8MHz, 50% duty cycle, VREF+ = VDD, TA = -40NC to +125NC,
unless otherwise noted. Typical values are at TA = +25NC.) (Note 2)
PARAMETER
EXTERNAL REFERENCE INPUT
REF- Input Voltage Range
SYMBOL
VREF-
REF+ Input Voltage Range
VREF+
REF+ Input Current
IREF+
DIGITAL INPUTS (SCLK, DIN, CS, CNVST)
Input Voltage Low
VIL
Input Voltage High
VIH
Input Hysteresis
VHYST
Input Leakage Current
IIN
Input Capacitance
CIN
DIGITAL OUTPUTS (DOUT, EOC)
Output Voltage Low
VOL
Output Voltage High
Three-State Leakage Current
Three-State Output Capacitance
POWER REQUIREMENTS
Positive Supply Voltage
Digital I/O Supply Voltage
VOH
IL
COUT
VDD
VOVDD
Positive Supply Current
IDD
Power Dissipation
CONDITIONS
MIN TYP MAX UNITS
VREF+ = 2.5V, fSAMPLE = 500ksps
VREF+ = 2.5V, fSAMPLE = 0
VAIN_ = 0V or VDD
-0.3
+1
V
1
VDD +
50mV
V
36.7
FA
0.1
FA
VOVDD O
0.25
V
VOVDD O
0.75
V
VOVDD O
0.15
mV
±0.09 ±1.0
FA
3
pF
ISINK = 200FA
ISOURCE = 200FA
CS = VDD
CS = VDD
VOVDD O
V
0.15
VOVDD O
0.85
V
-0.3 ±1.5
FA
4
pF
2.35
3.0
3.6
V
1.5
3.0
3.6
V
fSAMPLE = 500ksps
fSAMPLE = 0
Full shutdown
1.4
2
1.0
mA
0.0015 0.006
VDD = 3V,
Normal mode (external fSAMPLE = 500ksps
4.2
reference)
VDD = 2.35V,
fSAMPLE = 500ksps
3.1
mW
AutoStandby
VDD = 3V,
fSAMPLE = 500ksps
1.5
VDD = 2.35V,
fSAMPLE = 500ksps
0.9
Full/
AutoShutdown
VDD = 3V
VDD = 2.35V
4.5
FW
2.1
10
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