Data Sheet 71M6531D/F-71M6532D/F
FDS 6531/6532 005
5.5
Timing Specifications
5.5.1 Flash Memory
Table 79: Flash Memory Timing Specifications
Parameter
Condition
Min
Typ
Max
Unit
Flash Read Pulse Width
V3P3A = V3P3SYS = 0
(BROWNOUT Mode)
30
100
ns
Flash write cycles
-40°C to +85°C
20,000
Cycle
s
Flash data retention
Flash data retention
25°C
85°C
100
10
Years
Years
Flash byte write operations between
page or mass erase operations
2
Cycle
s
Write Time per Byte
Page Erase (1024 bytes)
Mass Erase
42
20
µs
ms
ms
200
5.5.2 EEPROM Interface
Table 80: EEPROM Interface Timing
Parameter
Write Clock frequency (I2C)
Condition
Min
Typ
Max
Unit
CKMPU = 4.9 MHz,
Using interrupts
78
kHz
CKMPU = 4.9 MHz,
bit-banging DIO4/5
150
500
kHz
kHz
Write Clock frequency (3-wire)
CKMPU=4.9 MHz
5.5.3 RESET
Table 81: RESET Timing
Condition
Parameter
Min
Typ
Typ
Max
Unit
µs
Reset pulse width
Reset pulse fall time
5
1
µs
5.5.4 RTC
Parameter
Condition
Min
Max
Unit
Range for date
2000
2255
year
102
© 2005-2009 TERIDIAN Semiconductor Corporation
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