MC68HC711E20CFN4 Freescale Semiconductor, MC68HC711E20CFN4 Datasheet - Page 235
MC68HC711E20CFN4
Manufacturer Part Number
MC68HC711E20CFN4
Description
IC MCU 20K OTP 4MHZ 52-PLCC
Manufacturer
Freescale Semiconductor
Series
HC11r
Specifications of MC68HC711E20CFN4
Core Processor
HC11
Core Size
8-Bit
Speed
4MHz
Connectivity
SCI, SPI
Peripherals
POR, WDT
Number Of I /o
38
Program Memory Size
20KB (20K x 8)
Program Memory Type
OTP
Eeprom Size
512 x 8
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
52-PLCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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Price
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11.12 Peripheral Port Timing
M68HC11E Family — Rev. 3.2
MOTOROLA
Frequency of operation
E-clock period
Peripheral data setup time
Peripheral data hold time
Delay time, peripheral data write
Port C input data setup time
Port C input data hold time
Delay time, E fall to STRB
Setup time, STRA asserted to E fall
Delay time, STRA asserted to port C data
Hold time, STRA negated to port C data
3-state hold time
1. V
2. Ports C and D timing is valid for active drive. (CWOM and DWOM bits are not set in PIOC and SPCR registers,
3. If this setup time is met, STRB acknowledges in the next cycle. If it is not met, the response may be delayed one more
E-clock frequency
MCU read of ports A, C, D, and E
MCU read of ports A, C, D, and E
t
t
output valid
PWD
DEB
MCU writes to port A
MCU writes to ports B, C, and D
otherwise noted
respectively.)
cycle.
DD
= 1/4 t
= 1/4 t
= 5.0 Vdc
cyc
cyc
Characteristic
+ 100 ns
+ 100 ns
10%, V
SS
= 0 Vdc, T
(1) (2)
(3)
A
= T
L
Electrical Characteristics
to T
H
, all timing is shown with respect to 20% V
Symbol
t
t
PDSU
t
t
t
t
t
t
PWD
t
PDH
DEB
PCD
PCH
AES
PCZ
t
t
cyc
f
IS
IH
o
1000
Min
100
100
50
60
10
dc
—
—
—
—
—
1.0 MHz
0
Max
200
350
350
100
150
1.0
—
—
—
—
—
—
—
Min
500
100
100
dc
50
60
10
—
—
—
—
—
2.0 MHz
0
Max
200
225
225
100
150
2.0
—
—
—
—
—
—
—
DD
Electrical Characteristics
and 70% V
Min
333
100
100
Peripheral Port Timing
50
60
10
dc
—
—
—
—
—
3.0 MHz
0
Max
200
183
183
100
150
3.0
—
—
—
—
—
—
—
Technical Data
DD
, unless
MHz
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
235
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