MC68HC711E20CFN2 Freescale Semiconductor, MC68HC711E20CFN2 Datasheet - Page 236

• Manufacturer Part Number: MC68HC711E20CFN2
• Description: IC MCU 20K 2MHZ OTP 52-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC11r

Specifications of MC68HC711E20CFN2

• Core Processor: HC11
• Core Size: 8-Bit
• Speed: 2MHz
• 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

Electrical Characteristics
11.13 MC68L11E9 Peripheral Port Timing
Technical Data
236
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 output valid
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 cycle.
E-clock frequency
MCU read of ports A, C, D, and E
MCU read of ports A, C, D, and E
t
t
PWD
DEB
MCU writes to port A
MCU writes to ports B, C, and D
otherwise noted
respectively.)
DD
= 1/4 t
= 1/4 t
= 3.0 Vdc to 5.5 Vdc, V
cyc
cyc
+ 150 ns
+ 150 ns
Characteristic
SS
= 0 Vdc, T
(1) (2)
(3)
A
= T
Electrical Characteristics
L
to T
H
, all timing is shown with respect to 20% V
Symbol
t
t
t
t
t
PDSU
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
—
—
—
—
—
0
1.0 MHz
Max
250
400
400
100
150
1.0
—
—
—
—
—
—
—
M68HC11E Family — Rev. 3.2
Min
500
100
100
DD
50
60
10
dc
—
—
—
—
—
0
2.0 MHz
and 70% V
Max
250
275
275
100
150
2.0
—
—
—
—
—
—
—
MOTOROLA
DD
, unless
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns