ade7566 Analog Devices, Inc., ade7566 Datasheet - Page 4

• Manufacturer Part Number: ade7566
• Description: Single-phase Energy Measurement Ic With 8052 Mcu, Rtc, And Lcd Driver
• Manufacturer: Analog Devices, Inc.

ADE7566/ADE7569
FUNCTIONAL BLOCK DIAGRAM
DGND
AGND
V
BAT
V
V
I
I
P
N
P
N
52
53
49
50
63
54
58
PGA1
PGA2
SENSOR
+
+
–
–
TEMP
1.20V
BATTERY
REF
ADC
POWER SUPPLY
64
CONTROL AND
MONITORING
ADC
ADC
57
TEMP
ADC
60
43 42
MEASUREMENT
ENERGY
61
DSP
PROGRAM MEMORY
VDCIN
38 39 40 41
INTERFACE
ADC
16kB FLASH
SERIAL
LDO
SPI/I
62
USER XRAM
USER RAM
256 BYTES
256 BYTES
2
C
Figure 1. Functional Block Diagram
LDO
59
39 38 7
COUNTER
3 × 16-BIT
TIMERS
POR
Rev. 0 | Page 4 of 136
56
6
SINGLE
CYCLE
MCU
8052
51
45 11 43 42 41 40 39 38
TIMER
UART
44
DOWNLOADER
DEBUGGER
WATCHDOG
TIMER
ADE7566/ADE7569
36
SERIAL
UART
PORT
37
37 36 5
CHARGE PUMP
108-SEGMENT
RTC
LCD DRIVER
3V/5V LCD
6
47
OSC
PLL
7
8
46
9 10
48
45
12
13
14
44
19
16
18
17
15
35
20
14
13
12
11
10
55
4
1
9
8
7
6
5
...
COM3
FP0
...
FP15
P2.0 (FP18)
P2.1 (FP17)
P2.2 (FP16)
P2.3 (SDEN)
LCDVP1
LCDVP2
COM0
FP16
FP17
FP18
FP19
FP20
FP21
FP22
FP23
FP24
FP25
FP26
LCDVA
LCDVB
LCDVC