MAX1072ETC-T Ver la hoja de datos (PDF) - Maxim Integrated
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MAX1072ETC-T Datasheet PDF : 18 Pages
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1.8Msps, Single-Supply, Low-Power,
True-Differential, 10-Bit ADCs
ELECTRICAL CHARACTERISTICS (continued)
(VDD = +5V ±5%, VL = VDD, VREF = 4.096V, fSCLK = 28.8MHz, 50% duty cycle, TA = -40°C to +85°C, unless otherwise noted. Typical
values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
ANALOG INPUTS (AIN+, AIN-)
Differential Input Voltage Range
Absolute Input Voltage Range
DC Leakage Current
AIN+ - AIN-, MAX1072
VIN
AIN+ - AIN-, MAX1075
0
-VREF / 2
0
VREF
V
+VREF / 2
VDD
V
±1
μA
Input Capacitance
Input Current (Average)
Per input pin
Time averaged at maximum throughput
20
pF
75
μA
REFERENCE INPUT (REF)
REF Input Voltage Range
VREF
1.0
VDD +
V
50mV
Input Capacitance
20
pF
DC Leakage Current
Input Current (Average)
Time averaged at maximum throughput
±1
μA
400
μA
DIGITAL INPUTS (SCLK, CNVST)
Input Voltage Low
VIL
Input Voltage High
VIH
Input Leakage Current
IIL
DIGITAL OUTPUT (DOUT)
0.3 x VL V
0.7 x VL
V
0.05 ±10
μA
Output Load Capacitance
Output Voltage Low
Output Voltage High
Output Leakage Current
POWER REQUIREMENTS
COUT
VOL
VOH
IOL
For stated timing performance
ISINK = 5mA, VL 1.8V
ISOURCE = 1mA, VL 1.8V
Output high impedance
30
pF
0.4
V
VL - 0.5V
V
±0.2 ±10
μA
Analog Supply Voltage
Digital Supply Voltage
Analog Supply Current,
Normal Mode
VDD
VL
Static, fSCLK = 28.8MHz
IDD
Static, no SCLK
Operational, 1.8Msps
4.75
5.25
V
1.8
VDD
V
7
9
4
5
mA
9
11
Analog Supply Current,
Partial Power-Down Mode
IDD
fSCLK = 28.8MHz
No SCLK
1
mA
1
Analog Supply Current,
Full Power-Down Mode
IDD
fSCLK = 28.8MHz
No SCLK
1
μA
1
Operational, full-scale input at 1.8Msps
1
2.5
Digital Supply Current (Note 7)
Static, fSCLK = 28.8MHz
Partial/full power-down mode,
fSCLK = 28.8MHz
0.4
1
mA
0.2
0.5
Positive-Supply Rejection
Static, no SCLK (all modes)
PSR VDD = 5V ±5%, full-scale input
0.1
1
μA
±0.2 ±3.0
mV
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