MC68711E20CFNE3 Freescale Semiconductor, MC68711E20CFNE3 Datasheet - Page 127

• Manufacturer Part Number: MC68711E20CFNE3
• Description: IC MCU 8BIT 52-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC11r

Specifications of MC68711E20CFNE3

• Core Processor: HC11
• Core Size: 8-Bit
• Speed: 3MHz
• 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
• Processor Series: M687xx
• Core: HC11
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 3 MHz
• Number Of Programmable I/os: 38
• 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

A.3 Pin Assignments
Freescale Semiconductor
PC4/A4/D4
PC5/A5/D5
PC6/A6/D6
PC7/A7/D7
PD7/R/W
PD0/RxD
PD1/TxD
Figure A-2. Pin Assignments for 44-Pin PLCC
PD6/AS
RESET
Figure A-3. Pin Assignments for 44-Pin QFP
RESET
XIRQ
IRQ
XIRQ
PC4
PC5
PC6
PC7
PD7
PD6
PD0
PD1
IRQ
7
8
9
10
11
12
13
14
15
16
17
MC68HC711D3 Data Sheet, Rev. 2.1
1
2
3
4
5
6
7
8
9
10
32
31
30
29
28
27
26
25
24
23
39
38
37
36
35
34
33
32
31
30
29
PB0/A8
PB1/A9
PB2/A10
PB3/A11
PB4/A12
PB5/A13
PB6/A14
PB7
NC
PA0/IC3
PA1/IC2
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
NC
PA0
PA1
Pin Assignments
127