參數(shù)資料
型號: 78M6618-IM/F/P
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 模擬信號調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, QCC68
封裝: 8 X 8 MM, ROHS COMPLIANT, TQFN-68
文件頁數(shù): 15/32頁
文件大?。?/td> 419K
代理商: 78M6618-IM/F/P
78M6618 Data Sheet
DS_6618_005
22
Rev. 1.4
2.5
Timing Specifications
2.5.1 Flash Memory
Table 20: Flash Memory Timing Specifications
Parameter
Condition
Min
Typ
Max
Unit
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 write operations between
page or mass erase operations
2
Cycles
Write Time per Byte
42
s
Page Erase (1024 bytes)
20
ms
Mass Erase
200
ms
2.5.2 EEPROM Interface
Table 21: EEPROM Interface Timing
Parameter
Condition
Min
Typ
Max
Unit
Write Clock frequency (I
2C)
CKMPU = 4.9152 MHz,
Using interrupts
78
kHz
CKMPU = 4.9152 MHz,
bit-banging DIO4/5
150
kHz
Write Clock frequency (3-wire)
CKMPU = 4.9152 MHz
500
kHz
2.5.3 RESET
Table 22: RESET Timing
Parameter
Condition
Min
Typ
Max
Unit
Reset pulse width
5
s
Reset pulse fall time
1
s
1 Guaranteed by design; not production tested.
2.5.4 RTC
Table 23: RTC Range
Parameter
Condition
Min
Typ
Max
Unit
Range for date
2000
2255
year
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