MC68HC711E20CFN2

Manufacturer Part NumberMC68HC711E20CFN2
DescriptionIC MCU 20K 2MHZ OTP 52-PLCC
ManufacturerFreescale Semiconductor
SeriesHC11
MC68HC711E20CFN2 datasheets
 


Specifications of MC68HC711E20CFN2

Core ProcessorHC11Core Size8-Bit
Speed2MHzConnectivitySCI, SPI
PeripheralsPOR, WDTNumber Of I /o38
Program Memory Size20KB (20K x 8)Program Memory TypeOTP
Eeprom Size512 x 8Ram Size768 x 8
Voltage - Supply (vcc/vdd)4.5 V ~ 5.5 VData ConvertersA/D 8x8b
Oscillator TypeInternalOperating Temperature-40°C ~ 85°C
Package / Case52-PLCCLead Free Status / RoHS StatusContains lead / RoHS non-compliant
MC711E9CFNE2R PDF datasheetMC68HC711E9CFNE3 PDF datasheet #2
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Page 108/242

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Serial Communications Interface (SCI)
RECEIVER
BAUD RATE
CLOCK
DDD0
SEE NOTE
PIN BUFFER
PD0
AND CONTROL
RxD
DISABLE
DRIVER
SCCR1 SCI CONTROL 1
SCI Tx
SCI INTERRUPT
REQUESTS
REQUEST
Note: Refer to
Figure B-1. EVBU Schematic Diagram
108
÷16
DATA
RECOVERY
RE
M
WAKEUP
LOGIC
SCSR SCI STATUS 1
RDRF
RIE
IDLE
ILIE
OR
RIE
SCCR2 SCI CONTROL 2
for an example of connecting RxD to a PC.
Figure 7-2. SCI Receiver Block Diagram
M68HC11E Family Data Sheet, Rev. 5.1
10 (11) - BIT
Rx SHIFT REGISTER
(8) 7 6 5 4 3 2 1 0
MSB
ALL 1s
RWU
8
SCDR Rx BUFFER
READ ONLY
8
8
INTERNAL
DATA BUS
Freescale Semiconductor

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