Datasheet

MAX71020
Single-Chip Electricity Meter AFE
6Maxim Integrated
RECOMMENDED EXTERNAL COMPONENTS
Pin Configuration
NAME FROM TO FUNCTION VALUE UNITS
C1 V
3P3A
GNDA Bypass capacitor for 3.3V supply
R 0.1 ±20%
µF
CSYS V
3P3SYS
GNDD Bypass capacitor for V
3P3SYS
R 1.0 ±30%
µF
C1P8 V
DD
GNDD Bypass capacitor for V1P8 regulator
0.1 ±20%
µF
XTAL XIN XOUT At cut crystal specified for 18pF load 9.8304 MHz
CXS XIN GNDA
Load capacitor values for crystal depend on
crystal specifications and board parasitics.
Nominal values are based on 4pF board
capacitance and include an allowance for
chip capacitance.
32 ±10%
pF
CXL XOUT GNDA
32 ±10%
pF
TOP VIEW
MAX71020
254XINIBN
263XOUTV
3P3A
272
TEST0
GNDA
281
+
VBVA
227 DIO0/WPULSE
IAP
236
V
DD
IAN
218 DIO1/VPULSETEST
209 DIO2/XPULSERESETZ
1910 INTZV
PP
1811 N.C.DIO3/YPULSE
1712 N.C.GNDD
1613 SPI_CLKSPI_CSZ
245
V
3P3SYS
IBP
1514 SPI_DISPI_DO
TSSOP