Datasheet

71M6521DE/DH/FE Data Sheet
Page: 94 of 107 Rev 3
LCD DRIVERS
Applies to all COM and SEG pins.
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
VLC2 Max Voltage
With respect to VLCD
-0.1
+0.1
V
VLC1 Voltage,
1/3 bias
½ bias
With respect to 2*VLC2/3
With respect to VLC2/2
-4
-3
0
+2
%
%
VLC0 Voltage,
1/3 bias
½ bias
With respect to VLC2/3
With respect to VLC2/2
-3
-3
+2
+2
%
%
VLCD is V3P3SYS in MISSION mode and VBAT in BROWNOUT and LCD modes.
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)
-250 250
mV
peak
Voltage to Current Crosstalk:
)cos(
*10
6
VcrosstalkVin
Vin
Vcrosstalk
∠−∠
Vin = 200 mV peak, 65
Hz, on VA
Vcrosstalk = largest
measurement on IA or IB
-10
1
10
1
μV/V
THD (First 10 harmonics)
250mV-pk
20mV-pk
Vin=65 Hz,
64 kpts FFT, Blackman-
Harris window
-75
-90
dB
dB
Input Impedance
Vin=65 Hz
40
90
kΩ
Temperature coefficient of Input
Impedance
Vin=65 Hz 1.7 Ω/°C
LSB size
FIR_LEN=0
FIR_LEN=1
357
151
nV/LSB
Digital Full Scale
FIR_LEN=0
FIR_LEN=1
+884736
±2097152
LSB
ADC Gain Error vs
%Power Supply Variation
3.3/33100
/35710
6
APV
VnVNout
INPK
∆
∆
Vin=200 mV pk, 65 Hz
V3P3A=3.0 V, 3.6 V
50 ppm/%
Input Offset (Vin-V3P3A)
-10
10
mV
1
Guaranteed by design; not production tested.