DS_6613_018
78M6613 Data Sheet
4.4.6
ADC Converter, V3P3 Referenced
VREF_DIS =0, LSB values do not include the 9-bit left shift at CE input.
Parameter
Recommended Input Range
(Vin- V3P3A )
Condition
Min
-250
Typ
Max
250
Unit
mV
peak
Voltage to Current Crosstalk:
Vin = 200 mV peak,
65 Hz, on A0
10 * Vcrosstalk
6
Vin
cos( ∠ Vin ? ∠ Vcrosstalk ) Vcrosstalk = largest
measurement on A1 or
A3
-10 1
10 1
μV/V
THD (First 10 harmonics)
250 mV-pk
20 mV-pk
Vin=65 Hz,
64 kpts FFT, Blackman-
Harris window
-75
-90
dB
dB
Input Impedance
Vin=65 Hz
40
90
Temperature coefficient of Input
Impedance
LSB size
Digital Full Scale
ADC Gain Error vs
%Power Supply Variation
10 6 ? Nout PK 357 nV / V IN
100 ? V 3 P 3 A / 3 . 3
Input Offset (Vin- V3P3A )
4.4.7
Temperature Sensor
Vin=65 Hz
FIR_LEN=0
FIR_LEN=1
FIR_LEN=0
FIR_LEN=1
Vin=200 mV pk, 65 Hz
V3P3=3.0V, 3.6V
-10
1.7
357
151
+884736
+2097152
50
10
Ω/°C
nV/LSB
LSB
ppm/%
mV
Parameter
Nominal Sensitivity (S n )
?
Nominal (N n )
Condition
FIR _ LEN=0
FIR_LEN=1
FIR _ LEN=0
FIR_LEN=1
Min
Typ
-669
-1585
+429301
+1017558
Max
Unit
LSB/oC
LSB
ERR = T ? ? ?
+ T n ? ?
-10
Temperature Error
? ( N ( T ) ? N n )
? S n
?
?
T A = -40oC to +85oC
Tn = 25°C
1
+10 1
oC
?
1
N n is measured at T n during calibration and is stored in MPU or CE for use in temperature calculations.
Guaranteed by design; not production tested.
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