MC68HC711E20CFN2 Freescale Semiconductor, MC68HC711E20CFN2 Datasheet - Page 33

• 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

M68HC11E Family — Rev. 3.2
MOTOROLA
OPTIONAL POWER-ON DELAY AND MANUAL RESET SWITCH
RESET SWITCH
MANUAL
high-frequency characteristics and situate them as close to the MCU as
possible. Bypass requirements vary, depending on how heavily the MCU
pins are loaded.
Figure 2-7. External Reset Circuit with Delay
4.7 k
V DD
4.7 k
1.0 F
Pin Descriptions
Figure 2-6. External Reset Circuit
MC34164
GND
IN
MC34(0/1)64
RESET
GND
V DD
IN
2
RESET
3
1
V DD
MC34064
GND
V DD
IN
4.7 k
RESET
TO RESET
OF M68HC11
V DD
4.7 k
TO RESET
OF M68HC11
Pin Descriptions
Technical Data
VDD and VSS
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