78M6612 Data Sheet
DS_6612_001
ADC Converter, V3P3A Referenced
FIR_LEN=0, VREF_DIS=0, LSB values do not include the 9-bit left shift at CE input.
Parameter
Condition
Min
Typ
Max
Unit
Recommended Input Range
(Vin-V3P3A)
mV
peak
-250
250
Vin = 200 mV peak,
65 Hz, on VA
Voltage to Current Crosstalk:
106 *Vcrosstalk
-10
40
10
μV/V
Vcrosstalk = largest
measurement on IA or
IB
cos(∠Vin − ∠Vcrosstalk)
Vin
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
90
kΩ
Temperature coefficient of Input
Impedance
Vin=65 Hz
1.7
Ω/°C
FIR_LEN=0
FIR_LEN=1
357
151
LSB size
nV/LSB
LSB
+884736
±209715
2
FIR_LEN=0
FIR_LEN=1
Digital Full Scale
ADC Gain Error vs
%Power Supply Variation
Vin=200 mV pk, 65 Hz
V3P3A=3.0V, 3.6V
ppm/
%
50
10
106 ∆NoutPK 357nV /VIN
100∆V3P3A/3.3
Input Offset (Vin-V3P3A)
-10
mV
5.4.13 UART1 Interface
Parameter
Condition
ISOURCE=1 mA
ISINK=20 mA
Min
Typ
Max
0.4
Unit
V
TX1 VOH (V3P3D-TX1)
TX1 VOL
0.7
V
5.4.14 Temperature Sensor
Parameter
Condition
Min
Typ
Max
Unit
Nominal Sensitivity (Sn) †
-2180
LSB/ºC
TA=25ºC, TA=75ºC,
FIR_LEN = 1
Nominal relationship:
N(T)= Sn*(T-Tn)+Nn
106
LSB
Nominal (Nn) † †
1.0
Temperature Error†
TA = -40ºC to +85ºC
Tn = 25°C
(N(T) − Nn )
-10
+10
ºC
ERR = T −
+Tn
Sn
† LSB values do not include the 9-bit left shift at CE input.
†† Nn is measured at Tn during calibration and is stored in MPU or CE for use in temperature calculations.
96
Rev. 1.2
TERIDIAN [ TERIDIAN SEMICONDUCTOR CORPORATION ]
