Maxim Integrated 71M6533-DB - Manual (Page 58)

71M6533- DB Demo Board User’s Manual
Page: 58 of 75 ` REV 3
3.2 BOARD HARDWARE SPECIFICATIONS
PCB Dimensions

Diameter 6.5” (165.1mm)

Thickness 0.062” (1.6mm)

Height w/ components 1.5” (38.1mm)
Environmental

Operating Temperature - 40°…+85°C
(function of crystal oscillator affected outside –10°C to +60°C)

Storage Temperature - 40°C…+100°C
Power Supply

Using internal AC supply 240 V…700V RMS

DC Input Voltage (powered from DC supply) 5VDC

0.5V

Supply Current 25mA typical
Input Signal Range

AC Voltage Signals (VA, VB, VC) 0…240V RMS

AC Current Signals (IA, IB, IC) from CT 0…0.25V p/p (176mV RMS)
Interface Connectors

DC Supply Jack (J1) to Wall Transformer Concentric connector, 2.5mm

Emulator (J14 and J17) 10x2 header, 0.05” pitch and 6x1 header, 0.1” pitch

Voltage Input Signals Spade terminals on PCB bottom

Current Input Signals 0.1” headers on PCB bottom

USB-Serial Adapter (J2) 8x2 header, 0.1” pitch

SPI Interface 5x2 header, 0.1” pitch
Functional Specification

Program Memory 128KByte FLASH memory

NV memory 1Mbit serial EEPROM

Time Base Frequency 32.768kHz,

20PPM at 25°C

Time Base Temperature Coefficient -0.04PPM/°C2 (max)
Controls and Displays

Reset Push-button (SW2)

PB Push-button (SW3)

Numeric Display 8-digit LCD, 14-segments per digit
 “Watts” red LED (D5)
 “VARS” red LED (D6)
Measurement Range

Voltage 120…700 V rms (resistor division ratio 1:3,398)

Current 1.7

termination for 2,000:1 CT input (208A)