MC68HC12 MOTOROLA [Motorola, Inc], MC68HC12 Datasheet - Page 428

• Manufacturer Part Number: MC68HC12
• Description: The MC68HC912DT128A microcontroller unit (MCU) is a 16-bit device composed of standard on-chip peripherals including a 16-bit central processing unit
• Manufacturer: MOTOROLA [Motorola, Inc]

Electrical Specifications
Technical Data
428
E-clock frequency
A-clock frequency
BCLK frequency
Left-aligned PWM frequency
Left-aligned PWM resolution
Center-aligned PWM frequency
Center-aligned PWM resolution
Selectable
Selectable
8-bit
16-bit
8-bit
16-bit
Bytes per row
Read bus clock frequency
Erase time
PGM/ERAS to HVEN set up time
High-voltage hold time
High-voltage hold time (erase)
Program hold time
Program time
Return to read time
Cumulative program hv period
Row program/erase endurance
Data retention
1. Based on the average life time operating temperature of 70°C.
V
V
DD
DD
Table 21-11. Pulse Width Modulator Characteristics
= 5.0 Vdc ±10%, V
= 5.0 Vdc ±10%, V
Characteristic
Characteristic
Table 21-10. Flash EEPROM Characteristics
SS
SS
Electrical Specifications
= 0 Vdc, T
= 0 Vdc, T
A
A
= T
= T
L
L
to T
to T
Symbol
t
f
t
t
FPGM
READ
ERAS
t
t
NVHL
t
t
NVS
NVH
PGS
RCV
t
H
H
—
—
—
HV
, unless otherwise noted
, unless otherwise noted
Symbol
f
r
r
f
cpwm
cpwm
f
f
f
lpwm
lpwm
eclk
aclk
bclk
10
Min
32K
100
100
64
10
30
—
8
5
5
1
f
f
(1)
eclk
eclk
MC68HC912DT128A — Rev 4.0
f
f
f
f
eclk
eclk
f
f
eclk
eclk
eclk
eclk
0.004
Min
/256M
/512M
/128
/128
/1M
/2M
/4K
/4K
Max
8M
64
40
—
—
—
—
—
—
8
f
f
Max
eclk
eclk
f
f
f
f
f
f
8.0
eclk
eclk
eclk
eclk
eclk
eclk
/2
/2
cycles
Units
Bytes
years
MOTOROLA
ms
ms
hz
µs
µs
µs
µs
µs
µs
MHz
Unit
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Hz