Datasheet

Data Sheet ADE7854/ADE7858/ADE7868/ADE7878
Rev. G | Page 21 of 100
TEST CIRCUIT
Note that in Figure 23, the PM1 and PM0 pins are pulled up internally to 3.3 V. Select the mode of operation by using a microcontroller to
programmatically change the pin values.
08510-099
SAME AS
CF2
PM0
0.22µF
4.7µF
MOSI/SDA
MISO/HSD
SCLK/SCL
CF3/HSCLK
CF2
CF1
REF
IN/OUT
PM1
RESET
IAP
IAN
IBP
IBN
ICP
ICN
VN
VCP
VBP
VAP
2
23
3
4
7
8
9
12
13
14
18
19
22
39
38
37
36
35
34
33
32
29
17
CLKOUT
28
CLKIN
27
ADE78xx
24
26
5
AVDD
VDD
DVDD
6
25
DGND
AGND
0.22µF
4.7µF
0.1µF
4.7µF
+
+ +
3.3V
SAME AS
VCP
SAME AS
VCP
SAME AS
IAP, IAN
SAME AS
IAP, IAN
22nF
1kΩ
1kΩ
1kΩ
10kΩ
10kΩ
1.5kΩ
1kΩ
22nF
3.3V
1
µF
22nF
22
nF
SS/HSA
IRQ1
IRQ0
0.1µF
10µF
+
3.3V
CL
2
CL
1
16.384MHz
5MΩ
Figure 23. Test Circuit