71M6521DE-IM/F Maxim Integrated Products, 71M6521DE-IM/F Datasheet - Page 94
![no-image](/images/manufacturer_photos/0/4/417/maxim_integrated_products_sml.jpg)
71M6521DE-IM/F
Manufacturer Part Number
71M6521DE-IM/F
Description
IC ENERGY METER 16K FLASH 68-QFN
Manufacturer
Maxim Integrated Products
Specifications of 71M6521DE-IM/F
Mounting Style
SMD/SMT
Package / Case
QFN-68
Program Memory Size
16 KB
Program Memory Type
Flash
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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LCD DRIVERS
Applies to all COM and SEG pins.
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.
1
Page: 94 of 107
Guaranteed by design; not production tested.
PARAMETER
VLC2 Max Voltage
PARAMETER
Recommended Input Range
Voltage to Current Crosstalk:
THD (First 10 harmonics)
Input Impedance
Temperature coefficient of Input
Impedance
LSB size
Digital Full Scale
ADC Gain Error vs
%Power Supply Variation
Input Offset (Vin-V3P3A)
VLC1 Voltage,
VLC0 Voltage,
10
250mV-pk
20mV-pk
6
*
Vcrosstalk
Vin
1/3 bias
½ bias
1/3 bias
½ bias
(Vin-V3P3A)
10
6
100
∆
Nout
∆
cos(
V
PK
3
∠
P
357
3
Vin
A
nV
3 /
−
3 .
∠
/
V
Vcrosstalk
IN
With respect to VLCD
With respect to 2*VLC2/3
With respect to VLC2/2
With respect to VLC2/3
With respect to VLC2/2
)
Vin=65 Hz,
64 kpts FFT, Blackman-
Harris window
Vin = 200 mV peak, 65
Hz, on VA
Vcrosstalk = largest
measurement on IA or IB
Vin=65 Hz
Vin=65 Hz
FIR_LEN=0
FIR_LEN=1
FIR_LEN=0
FIR_LEN=1
Vin=200 mV pk, 65 Hz
V3P3A=3.0 V, 3.6 V
CONDITION
CONDITION
-250
MIN
-10
-10
MIN
-0.1
40
-4
-3
-3
-3
1
71M6521DE/DH/FE Data Sheet
±2097152
+884736
TYP
TYP
357
151
-75
-90
1.7
MAX
+0.1
+2
+2
+2
MAX
0
250
10
90
50
10
1
nV/LSB
UNIT
ppm/%
UNIT
μV/V
Ω/°C
peak
%
%
%
%
LSB
V
mV
mV
dB
dB
kΩ
Rev 2
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