MC68HC908GT8CFB Freescale Semiconductor, MC68HC908GT8CFB Datasheet - Page 273

• Manufacturer Part Number: MC68HC908GT8CFB
• Description: IC MCU 8K FLASH 8MHZ 44-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908GT8CFB

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 34
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

20.19 Timer Interface Module Characteristics
20.20 Memory Characteristics
Freescale Semiconductor
Input capture pulse width
RAM data retention voltage
Flash program bus clock frequency
Flash read bus clock frequency
Flash page erase time
Flash mass erase time
Flash PGM/ERASE to HVEN set up time
Flash high-voltage hold time
Flash high-voltage hold time (mass erase)
Flash program hold time
Flash program time
Flash return to read time
Flash cumulative program HV period
Flash program endurance
Flash data retention time
1. f
2. t
3. t
4. Typical endurance was evaluated for this product family. For additional information on how Freescale defines Typical
5. Typical data retention values are based on intrinsic capability of the technology measured at high temperature and de-rated
<1 k cycles
>1 k cycles
HVEN to 0.
t
Endurance, please refer to Engineering Bulletin EB619.
to 25°C using the Arrhenius equation. For additional information on how Freescale defines Typical Data Retention, please
refer to Engineering Bulletin EB618.
Read
RCV
HV
HV
is defined as the cumulative high voltage programming time to the same row before next erase.
must satisfy this condition: t
is defined as the time it needs before the Flash can be read after turning off the high voltage charge pump, by clearing
is defined as the frequency range for which the Flash memory can be read.
Characteristic
MC68HC908GT16 • MC68HC908GT8 • MC68HC08GT16 Data Sheet, Rev. 5.0
(5)
(4)
Characteristic
NVS
+ t
NVH
+ t
PGS
+ (t
PROG
× 32) ≤ t
Symbol
f
t
t
Read
t
V
MErase
t
RCV
t
t
PROG
t
t
t
Erase
NVHL
HV
NVS
NVH
PGS
RDR
—
—
—
(3)
(2)
(1)
HV
maximum.
Symbol
t
TIH
, t
Min
100
10k
1.3
0.9
3.6
8k
10
30
15
—
1
4
5
5
1
TIL
Timer Interface Module Characteristics
100k
Min
Typ
100
—
—
—
—
—
—
—
—
—
—
—
1
1
4
Max
Max
8M
1.1
5.5
40
—
—
—
—
—
—
—
—
—
—
—
4
Cycles
Years
MHz
Unit
t
Unit
CYC
ms
Hz
ms
ms
μs
μs
μs
μs
μs
μs
V
273