MC68HC11K1CFUE3 Freescale Semiconductor, MC68HC11K1CFUE3 Datasheet - Page 155

• 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

M68HC11K Family
MOTOROLA
Note 1. Data direction register for port D
BAUD RATE
RECEIVER
CLOCK
PD0
RxD
REQUESTS
SCI Rx
SCCR1
SCSR2
SCI INTERRUPT
AND CONTROL
PIN BUFFER
SCI CONTROL 1
REQUEST
SCI STATUS 2
DDD0
(1)
DISABLE
DRIVER
Figure 7-3. SCI Receiver Block Diagram
Freescale Semiconductor, Inc.
For More Information On This Product,
WAKEUP
LOGIC
Serial Communications Interface (SCI)
RECOVERY
Go to: www.freescale.com
RDRF
RIE
IDLE
ILIE
OR
RIE
DATA
DETECT
PARITY
SCSR1
16
SCI STATUS 1
SCCR2
H
SCI CONTROL 2
8
7
Serial Communications Interface (SCI)
Tx SHIFT REGISTER
6
10 (11) - BIT
5
MSB
4
SCDR
3
2
INTERNAL
DATA BUS
1
Rx BUFFER
Receive Operation
ONES
ALL
(READ ONLY)
0
Technical Data
L
155