參數(shù)資料
型號: 71M6513-IGTR/F
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 模擬信號調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, PQFP100
封裝: LEAD FREE, LQFP-100
文件頁數(shù): 89/104頁
文件大?。?/td> 1390K
代理商: 71M6513-IGTR/F
71M6513/71M6513H
3-Phase Energy Meter IC
DATA SHEET
SEPTEMBER 2011
2005-2011 Teridian Semiconductor Corporation
Page: 85 of 104
A Maxim Integrated Products Brand
Figure 34: LCD Boost Circuit
Connecting I2C EEPROMs
I2C EEPROMs or other I2C compatible devices should be connected to the DIO pins DIO4 and DIO5, as shown in Figure 35.
Pull-up resistors of roughly 3k
to V3P3 should be used for both SCL and SDA signals. The DIO_EEX register in I/O RAM
must be set to 1 in order to convert the DIO pins DIO4 and DIO5 to I2C pins SCL and SDA.
Figure 35: EEPROM Connection
Connecting 5V Devices
In general, all pins of the 71M6513 are compatible with external 5V devices. The exceptions are the power supply pins and the
RX pin of the UART (see section Electrical Specifications).
LCD_BSTEN
segments
71M6513
5V LCD
commons
VLCD
V3P3
5VDC
VDRV
V3P3
LCD_FS
LCD_EN
LCD_MODE
Contrast
ON/OFF
LCD type
LCD_BSTEN
segments
71M6513
5V LCD
commons
VLCD
V3P3
5VDC
VDRV
V3P3
LCD_FS
LCD_EN
LCD_MODE
Contrast
ON/OFF
LCD type
DIO4
DIO5
71M6513
EEPROM
SCL
SDA
V3P3
3k
Ω
3k
Ω
DIO4
DIO5
71M6513
EEPROM
SCL
SDA
V3P3
3k
Ω
3k
Ω
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