MC68HC912B32CFU8 Freescale Semiconductor, MC68HC912B32CFU8 Datasheet - Page 317

• Manufacturer Part Number: MC68HC912B32CFU8
• Description: IC MCU 32K FLASH 8MHZ 80-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC12r

Specifications of MC68HC912B32CFU8

• Core Processor: CPU12
• Core Size: 16-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 63
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 768 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Be certain that V
rate of decay of the V
made.
Freescale Semiconductor
Figure 19-2
about ST662A from ST Microelectronics, but it is correct. The change is in
the location of the capacitor C4, which is now placed between V
This change was implemented with the cooperation of ST Microelectronics
to aid in tracking a rapidly falling V
and
Integrated Products device (MAX662).
FP
decays with V
Figure
DD
Figure 19-3. V
supply powering down will help define how large the C3 capacitance can be
19-4. This circuit also has been verified with the Maxim
is different from the recommended circuit shown in information
DD
M68HC12B Family Data Sheet, Rev. 9.1
, as shown in
FP
Exceeding V
NOTE
Figure
DD
voltage level, such as in
DD
19-4, as new capacitance values are tested. The
during Power-Down
FLASH EEPROM Characteristics
DD
Figure 19-3
and V
FP
.
317