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| MC912DG128ACPVE Datasheet, PDF (428/478 Pages) Freescale Semiconductor, Inc – Upward compatible with M68HC11 instruction set | |||
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Freescale Semiconductor, Inc.
Electrical Specifications
Table 21-10. Flash EEPROM Characteristics
VDD = 5.0 Vdc ±10%, VSS = 0 Vdc, TA = TL to TH, unless otherwise noted
Characteristic
Symbol Min
Max
Bytes per row
â
64
64
Read bus clock frequency
fREAD
32K
8M
Erase time
PGM/ERAS to HVEN set up time
tERAS
8
â
tNVS
10
â
High-voltage hold time
tNVH
5
â
High-voltage hold time (erase)
Program hold time
tNVHL
100
â
tPGS
5
â
Program time
tFPGM
30
40
Return to read time
tRCV
1
â
Cumulative program hv period
tHV
â
8
Row program/erase endurance
â
100
Data retention
â
10(1)
1. Based on the average life time operating temperature of 70°C.
Units
Bytes
hz
ms
µs
µs
µs
µs
µs
µs
ms
cycles
years
Table 21-11. Pulse Width Modulator Characteristics
VDD = 5.0 Vdc ±10%, VSS = 0 Vdc, TA = TL to TH, unless otherwise noted
Characteristic
Symbol
Min
Max
E-clock frequency
feclk
0.004
8.0
A-clock frequency
Selectable
faclk
feclk/128
feclk
BCLK frequency
Selectable
fbclk
feclk/128
feclk
Left-aligned PWM frequency
8-bit
16-bit
flpwm
feclk/1M
feclk/256M
feclk/2
feclk/2
Left-aligned PWM resolution
rlpwm
feclk/4K
feclk
Center-aligned PWM frequency
8-bit
16-bit
fcpwm
feclk/2M
feclk
feclk/512M
feclk
Center-aligned PWM resolution
rcpwm
feclk/4K
feclk
Unit
MHz
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Technical Data
428
MC68HC912DT128A â Rev 4.0
Electrical Specifications
For More Information On This Product,
Go to: www.freescale.com
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