參數(shù)資料
型號(hào): 71M6521DE-IMR/F
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 模擬信號(hào)調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, QCC68
封裝: LEAD FREE, LQFN-68
文件頁(yè)數(shù): 97/103頁(yè)
文件大?。?/td> 1691K
代理商: 71M6521DE-IMR/F
71M6521DE/71M6521FE
Energy Meter IC
DATA SHEET
OCTOBER 2010
v1.1
2005-2010 Teridian Semiconductor Corporation
Page: 93 of 103
A Maxim Integrated Products Brand
19-5370; 10/10
TIMING SPECIFICATIONS
RAM AND FLASH MEMORY
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
CE DRAM wait states
CKMPU = 4.9MHz
5
Cycles
CKMPU = 1.25MHz
2
Cycles
CKMPU = 614kHz
1
Cycles
Flash Read Pulse Width
V3P3A=V3P3SYS=0
BROWNOUT MODE
30
100
ns
Flash write cycles
-40°C to +85°C
20,000
Cycles
Flash data retention
25°C
100
Years
Flash data retention
85°C
10
Years
Flash byte writes between page or mass
erase operations
2
Cycles
FLASH MEMORY TIMING
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
Write Time per Byte
42
s
Page Erase (512 bytes)
20
ms
Mass Erase
200
ms
EEPROM INTERFACE
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
Write Clock frequency (I
2C)
CKMPU=4.9MHz, Using
interrupts
78
kHz
CKMPU=4.9MHz, “bit-
banging” DIO4/5
150
kHz
Write Clock frequency (3-wire)
CKMPU=4.9MHz
500
kHz
RESET and V1
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
Reset pulse fall time
1
s
Reset pulse width
5
s
1Guaranteed by design; not production tested.
RTC
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
Range for date
2000
-
2255
year
相關(guān)PDF資料
PDF描述
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