MC912DT128ACPV Freescale Semiconductor, MC912DT128ACPV Datasheet - Page 126
MC912DT128ACPV
Manufacturer Part Number
MC912DT128ACPV
Description
IC 8MHZ 16 BIT MICROCONTROLLER
Manufacturer
Freescale Semiconductor
Series
HC12r
Datasheet
1.MC912DG128ACPVER.pdf
(478 pages)
Specifications of MC912DT128ACPV
Core Processor
CPU12
Core Size
16-Bit
Speed
8MHz
Connectivity
CAN, I²C, SCI, SPI
Peripherals
POR, PWM, WDT
Number Of I /o
67
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 16x8/10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
112-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
KMC912DT128ACPV
Q1195202
Q1195202
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC912DT128ACPVE
Manufacturer:
MEANWELL
Quantity:
1 000
Company:
Part Number:
MC912DT128ACPVE
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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EEDIVH — EEPROM Modulus Divider
EEDIVL — EEPROM Modulus Divider
EEPROM Memory
9.5 EEPROM Control Registers
Technical Data
126
1. Loaded from SHADOW word.
1. Loaded from SHADOW word.
RESET:
RESET:
CAUTION:
EEDIV7
Bit 7
Bit 7
—
0
0
(1)
EEDIV6
—
6
0
0
6
(1)
A steady internal self-time clock is required to provide accurate counts
to meet EEPROM program/erase requirements. This clock is generated
via by a programmable 10-bit prescaler register. Automatic
program/erase termination is also provided.
In ordinary situations, with crystal operating properly, the steady internal
self-time clock is derived from the input clock source (EXTALi). The
divider value is as in EEDIVH:EEDIVL. In limp-home mode, where the
oscillator clock has malfunctioned or is unavailable, the self-time clock is
derived from the PLL at a nominal f
value of $0023. Program/erase operation is not guaranteed in limp-
home mode.
It is strongly recommended that program/erase operation is terminated
in the event of loss of crystal, either by the application software (clearing
EEPGM & EELAT bits) when entering limp home mode or by enabling
the clock monitor to generate a clock monitor reset. This will prevent
unnecessary stress on the emulated EEPROM during oscillator failure.
Freescale Semiconductor, Inc.
For More Information On This Product,
EEDIV5
—
5
0
0
5
(1)
Go to: www.freescale.com
EEDIV4
EEPROM Memory
—
4
0
0
4
(1)
EEDIV3
—
3
0
0
3
(1)
VCOMIN
EEDIV2
—
2
0
0
2
(1)
using a predefined divider
MC68HC912DT128A — Rev 4.0
EEDIV9
EEDIV1
—
—
1
1
(1)
(1)
EEDIV8
EEDIV0
Bit 0
—
Bit 0
—
(1)
(1)
MOTOROLA
$00EE
$00EF
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