71m6515h Maxim Integrated Products, Inc., 71m6515h Datasheet - Page 2

• Manufacturer Part Number: 71m6515h
• Description: 71m6515h Energy Meter Ic
• Manufacturer: Maxim Integrated Products, Inc.

Page: 2 of 57
PULSE4
PULSE3
PULSE_INIT
BAUDRATE
MUXSYNC
VFLT
V A
VB
VC
VX
RX
TX
D0
D1
D2
D3
IA
IB
IC
64 PINS -- 64 TQFP
VX
TEMP
UART
MISC
FAULT DETECT
MUX
VREF
VBIAS
(1.5V)
© 2005-2008 TERIDIAN Semiconductor Corporation
VBIAS
(1.5V)
VREF
OUTPUT VALUES:
Figure 2: IC Functional Block Diagram
CALCULATIONS
RESETZ
Whr (A, B, C)
VARhr (A, B, C)
VAhr (A, B, C)
Vrms (A, B, C)
Irms (A, B, C)
Iphase (A, B, C)
Frequency (Selected Phase)
Temperature
Voltage Sag (A, B, C)
Zero Cross (Selected Phase)
Over-Voltage (All)
Over-Current (All)
D0-D7 State Change
V3P3A
CONTROL
V3P3
+
VREF
-
ALARMS:
CONVERTER
ΔΣ ADC
Change of State
(D0...D7)
I/O CONTROL
21
PULSEW
PULSER
SYSTEM CLOCKS
Energy Meter IC
TEST
V3P3A
BATTERY BACKUP
SSI INTERFACE
2.5V to logic
CK_GEN
(32KHz)
GNDA
DATA
OSC
RAM
March 3, 2008
RTC
VOLT
REG
DATA SHEET
71M6515H
GNDA
SSCLK
SSDATA
SFR
SRDY
CKTEST
XIN
XOUT
VBAT
IRQZ
TMUXOUT
RESERVED
GNDD
V3P3D
GNDD
GNDD
V2P5
D5
D6
D7
GNDD
D4
MARCH 2008
V1.4