MAX11040K_1111 Datasheet, PDF (3/35 Pages) Maxim Integrated Products – 24-/16-Bit, 4-Channel, Simultaneous-Sampling, Cascadable, Sigma-Delta ADCs

24-/16-Bit, 4-Channel, Simultaneous-Sampling,
Cascadable, Sigma-Delta ADCs
ELECTRICAL CHARACTERISTICS (continued)
(V_AVDD = +3.0V to +3.6V, V_DVDD = +2.7V to V_AVDD, f_{XIN CLOCK} = 24.576MHz, f_OUT = 16ksps, V_REFIO = +2.5V (external), C_REFIO =
C_REF0 = C_REF1 = C_REF2 = C_REF3 = 1μF to AGND, T_A = T_MIN to T_MAX, unless otherwise noted. Typical values are at T_A = +25°C.) (Note 1)
PARAMETER
Bandwidth
Latency
Passband Flatness
Amplitude-Dependent Phase Error
Channel-to-Channel Phase Matching
Phase-Error Drift
Channel-to-Channel Isolation
Common-Mode Rejection
ANALOG INPUTS (AIN_+, AIN_-)
Differential FS Input Range
Single-Ended Positive Input Range
Single-Ended Negative Input Range
Positive Fault Threshold
Negative Fault Threshold
Fault Pin Response Time
Input Impedance
DC Leakage Current
Input Sampling Rate
Input Sampling Capacitance
INTERNAL REFERENCE
REFIO Output Voltage
REFIO Output Resistance
REFIO Temp Drift
SYMBOL
CONDITIONS
-3dB
(Note 8)
From DC to 1.4kHz
FS vs. 0.1% FS
CMRR
V_IN
V_{AIN_+}
V_{AIN_-}
V_PFT
V_NFT
V_{AIN_+} - V_{AIN_-}
Referenced to AGND
Referenced to AGND
V_{AIN_+} or V_{AIN_-} (Note 9)
V_{AIN_+} or V_{AIN_-} (Note 9)
Z_IN
V_NFT ≤ V_IN ≤ V_PFT
V_IN < V_NFT or V_IN > V_PFT
I_IN
V_{AIN_}+ = V_{AIN_}-
f_S
f_S = f_XINCLOCK/8
V_REF
T_A = T_MAX
REFIO Long-Term Stability
REFIO Output Noise
REFIO Power-Supply Rejection
EXTERNAL REFERENCE
REFIO Input Voltage
REFIO Sink Current
REFIO Source Current
REFIO Input Capacitance
CRYSTAL OSCILLATOR (XIN, XOUT)
Tested Resonant Frequency
Maximum Crystal ESR
Oscillator Startup Time
Oscillator Stability
Maximum Oscillator Load
PSRR
V_REF
(Note 10)
V_DVDD = 3.3V, excluding crystal
MIN
TYP
MAX UNITS
3.4
kHz
405
μs
< 0.1
dB
< 0.01 0.12 Degrees
0.0001
Degrees
0.001
Degrees
-130
dB
109
dB
-2.2
-2.2
-2.2
2.25
-2.65
2.5
130
> 0.5
±0.01
3.072
4.0
+2.2
+2.2
+2.2
2.65
-2.25
±1
V
V
V
V
V
μs
kΩ
μA
Msps
pF
2.4
2.5
2.6
V
1
kΩ
50
ppm/°C
200
ppm/
1000hr
3
μV_RMS
75
dB
2.3
2.7
V
200
μA
200
μA
10
pF
24.576
30
<2
10
10
MHz
Ω
ms
ppm/°C
pF
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