MAX1403 데이터 시트보기 (PDF) - Maxim Integrated
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MAX1403 Datasheet PDF : 36 Pages
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+3V, 18-Bit, Low-Power, Multichannel,
Oversampling (Sigma-Delta) ADC
ELECTRICAL CHARACTERISTICS (continued)
(V+ = +2.7V to +3.6V, VDD = +2.7V to +3.6V, VREFIN+ = +1.25V, REFIN- = AGND, fCLKIN = 2.4576MHz, TA = TMIN to TMAX, unless
otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
AIN and REFIN Input Sampling
Frequency
fS
(Table 15)
Hz
REFIN+ - REFIN- Voltage
(Note 14)
LOGIC INPUTS
Input Current
IIN
Input Low Voltage
VIL
Input High Voltage
Input Hysteresis
LOGIC OUTPUTS
Output Low Voltage (Note 15)
VIH
VHYS
VOL
Output High Voltage (Note 15)
VOH
Floating-State Leakage Current
IL
Floating-State Output
Capacitance
CO
TRANSDUCER BURN-OUT (Note 16)
Current
IBO
Initial Tolerance
Drift
TRANSDUCER EXCITATION CURRENTS
Current
IEXC
Initial Tolerance
Drift
Match
Drift Match
Compliance Voltage Range
POWER REQUIREMENTS
V+ Voltage
V+
VDD Voltage
VDD
Power-Supply Rejection V+
(Note 17)
PSR
±5% for specified performance; functional
with lower VREF
All inputs except CLKIN
CLKIN only
All inputs except CLKIN
CLKIN only
All inputs except CLKIN
DOUT and INT, ISINK = 100µA
CLKOUT, ISINK = 10µA
DOUT and INT, ISOURCE = 100µA
CLKOUT, ISOURCE = 10µA
OUT1 to OUT2
For specified performance
1.25
V
-10
+10
µA
0.4
V
0.4
2
V
2.4
200
mV
VDD - 0.3
VDD - 0.3
-10
9
0.4
V
0.4
V
10
µA
pF
0.1
±10
±0.05
µA
%
%/°C
200
uA
15
%
100
ppm/°C
±1
%
5
ppm/°C
VAGND
V+ - 1.0 V
2.7
3.6
V
2.7
3.6
V
(Note 18)
dB
4 _______________________________________________________________________________________
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