MAX11253 Datasheet, PDF (5/51 Pages) Maxim Integrated Products – Longer Battery Life for Portable Applications

MAX11253
16-Bit, 6-Channel, 64ksps, 6.2nV/√Hz PGA,
Delta-Sigma ADC with SPI Interface
Electrical Characteristics (continued)
(V_AVDD = 3.6V, V_AVSS = 0V, V_DVDD = 2.0V to 3.6V, V_REFP - V_REFN = V_AVDD, DATA RATE = 1ksps, PGA low-noise mode, single-cycle
conversion mode (SCYCLE = 1). T_A = T_MIN to T_MAX, unless otherwise noted. Typical values are at T_A = +25°C.)(Note 2)
PARAMETER
SYMBOL
Differential Reference Voltage
Range (REFP – REFN)
V_REF
REFP, REFN Sampling Rate
SENSOR FAULT DETECT CURRENTS
Current
Initial Tolerance
Drift
DIGITAL SINC FILTER RESPONSE
Bandwidth (-3dB)
CONDITIONS
Settling Time (Latency)
LOGIC INPUTS
Input Current
Input Low Voltage
IDIGI_LEAK
V_IL
Leakage current
Input High Voltage
Input Hysteresis
GPIO Input Low Voltage
GPIO Input High Voltage
GPIO Input Hysteresis
LOGIC OUTPUTS
Output Low Level
Output High Level (RDYB,
DOUT, GPIO_ )
Floating State Leakage Current
Floating State Output
Capacitance
POWER REQUIREMENTS
Negative Analog Supply
Voltage
V_IH
V_HYS
V_{IL_GPIO}
V_{IH_GPIO}
V_{HYS_GPIO}
V_OL
V_OH
IDIGO_LEAK
C_DIGO
V_AVSS
I_OL = 1mA
I_OH = 1mA
Positive Analog Supply Voltage
Negative I/O Supply Voltage
V_AVDD
V_DGND
MIN
TYP
MAX
UNITS
1.5
V_AVDD
V
4.096
MHz
1.1
µA
±10
%
0.3
%/°C
0.203
x DATA
Hz
RATE
5/DATA
RATE
s
±1
µA
0.3 x
V_DVDD
V
0.7 x
V_DVDD
V
200
mV
0.3
V
1.2
V
20
mV
0.9 x
V_DVDD
0.4
V
V
±10
µA
9
pF
-1.8
V_AVSS
+ 2.7
0
0
V
V_AVSS
+ 3.6
V
V
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