参数资料
型号: MPC5646CCF0CLU8R
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 80 MHz, MICROCONTROLLER, PQFP176
封装: 24 X 24 MM, 1.40 MM HEIGHT, 0.50 MM PITCH, ROHS COMPLIANT, LQFP-176
文件页数: 73/115页
文件大小: 783K
代理商: MPC5646CCF0CLU8R
MPC5646C Microcontroller Datasheet, Rev. 4
Preliminary—Subject to Change Without Notice
Electrical Characteristics
Freescale Semiconductor
60
Table 26 shows the data flash memory program and erase characteristics.
Table 26. Data flash memory—Program and erase specifications
Symbol
C
Parameter
Value
Unit
Min
Typ1
1 Typical program and erase times assume nominal supply values and operation at 25 °C. All times are subject to
change pending device characterization.
Initial
max2
2 Initial factory condition: < 100 program/erase cycles, 25 °C, typical supply voltage.
Max3
3 The maximum program and erase times occur after the specified number of program/erase cycles. These maximum
values are characterized but not guaranteed.
Twprogram
CC
C
Word (32 bits) program time4
4 Actual hardware programming times. This does not include software overhead.
—30
70
500
s
T16Kpperase
16 KB block pre-program and erase time
700
800
5000
ms
Teslat
D Erase Suspend Latency
30
s
tESRT
C Erase Suspend Request Rate
10
ms
tPABT
D Program Abort Latency
12
s
tEAPT
D Erase Abort Latency
30
s
Table 27. Flash memory module life
Symbol
C
Parameter
Conditions
Value
Unit
Min
Typ
P/E
CC
C Number of program/erase cycles per
block for 16 Kbyte blocks over the
operating temperature range (TJ)
100,000
100,000 cycles
Number of program/erase cycles per
block for 32 Kbyte blocks over the
operating temperature range (TJ)
10,000
100,000 cycles
Number of program/erase cycles per
block for 128 Kbyte blocks over the
operating temperature range (TJ)
1,000
100,000 cycles
Retention CC
C Minimum data retention at 85 °C
average ambient temperature1
1 Ambient temperature averaged over duration of application, not to exceed recommended product operating
temperature range.
Blocks with 0–1,000 P/E
cycles
20
years
Blocks with 10,000 P/E
cycles
10
years
Blocks with 100,000 P/E
cycles
5—
years
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