MC68HC11K1CFUE3 Freescale Semiconductor, MC68HC11K1CFUE3 Datasheet - Page 267

• Manufacturer Part Number: MC68HC11K1CFUE3
• Description: MCU 8-BIT 768 RAM 3MHZ 80-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC11r

Specifications of MC68HC11K1CFUE3

• Core Processor: HC11
• Core Size: 8-Bit
• Speed: 3MHz
• Connectivity: SCI, SPI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 37
• Program Memory Type: ROMless
• Eeprom Size: 640 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: 80-QFP
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 4 MHz
• Number Of Programmable I/os: 37
• Number Of Timers: 8
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit, 8 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Program Memory Size: -
• Lead Free Status / Rohs Status: Details

12.11 Expansion Bus Timing
M68HC11K Family
MOTOROLA
1. V
2. Input clocks with duty cycles other than 50% affect bus performance.
3. This parameter is affected by clock stretching. Add n(t
Num
4A
4B
12
17
18
19
21
29
39
50
51
52
54
55
56
57
11
1
2
3
9
All timing measurements refer to 20% V
written to CSCSTR register or n = 1 for STRCH = 1 on KS parts.
DD
= 5.0
Frequency of operation (E clock)
Cycle time, t
Pulse width, E low, PW
Pulse width, E high
E clock
Address hold time, t
Address delay time, t
Address valid time to E rise
Read data setup time
Read data hold time
Write data delay time
Write data hold time, t
MPU address access time
Write data setup time
E valid chip-select delay time
E valid chip-select access time
Chip select hold time
Address valid chip-select delay time
Address valid chip-select access time
Address valid to chip-select time
Address valid to data three-state time
PW
Rise time
Fall time
t
t
t
t
t
t
AV
ACCA
DSW
ECSA
ACSD
ACSA
= PW
EH
10%, V
= PW
= PW
= t
= t
= 1/4 t
= 1/2 t
cyc
cyc
EL
EH
EH
SS
– t
– t
cyc
– t
cyc
Characteristic
cyc
– t
f
– t
= 0 Vdc, T
AD
f
= 1/f
– t
+ 40 ns
– t
DDW
ECSD
– 25 ns
DSR
DSR
(3)
AH
o
AD
(3)
DHW
– t
– t
– t
= 1/8 t
Freescale Semiconductor, Inc.
EL
= 1/8 t
ACSD
A
DSR
AD
For More Information On This Product,
= 1/2 t
= 1/8 t
= T
(3)
(3)
(1)
cyc
L
cyc
to T
(3)
DD
– 10 ns
cyc
cyc
(2)
+ 40 ns
and 70% V
H
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– 20 ns
, unless otherwise noted
Electrical Characteristics
DD
cyc
, unless otherwise noted.
) to parameter value, where n = 1, 2, or 3 depending on values
Symbol
PW
PW
t
t
t
t
t
t
t
t
t
t
t
t
ACCA
ECSD
ECSA
ACSD
ACSA
AVDZ
AVCS
t
DDW
DHW
DSW
t
t
t
DHR
t
DSR
f
cyc
AH
AD
CH
t
AV
t
o
r
f
EH
EL
Min
500
230
225
128
348
185
155
285
dc
53
30
63
10
—
—
—
—
—
—
—
2.0 MHz
0
0
Max
103
165
2.0
20
20
40
40
20
—
—
—
—
—
—
—
—
—
—
—
—
—
10
Min
333
147
142
203
102
162
32
65
30
42
72
10
dc
—
—
—
—
—
—
—
3.0 MHz
0
0
Max
123
3.0
—
—
—
20
18
—
82
—
—
—
40
—
—
—
40
—
20
—
—
10
Electrical Characteristics
Expansion Bus Timing
Min
250
105
100
144
113
dc
—
—
21
—
34
20
—
31
60
—
40
—
10
—
4.0 MHz
0
0
Technical Data
Max
103
4.0
—
—
—
20
15
—
71
—
—
—
40
—
—
—
40
—
20
—
—
10
MHz
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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