MC68HC11D0CFNE2 Freescale Semiconductor, MC68HC11D0CFNE2 Datasheet - Page 88

• Manufacturer Part Number: MC68HC11D0CFNE2
• Description: MCU 8-BIT 192 RAM 2MHZ 44-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC11r

Specifications of MC68HC11D0CFNE2

• Core Processor: HC11
• Core Size: 8-Bit
• Speed: 2MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 26
• Program Memory Type: ROMless
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

9-2
CLOCK GENERATOR
OSCILLATOR AND
(DIVIDE BY FOUR)
(÷ 2, 4, 16, 32)
PRESCALER
(÷ 1, 4, 8, 16)
PRESCALER
PRESCALER
(÷ 1, 3, 4, 13)
SPR[1:0]
SCP[1:0]
PR[1:0]
TCNT
IC/OC
E÷2 13
E÷2 6
Freescale Semiconductor, Inc.
Figure 9-1 Timer Clock Divider Chains
For More Information On This Product,
TOF
CLEAR COP
÷4
TIMER
Go to: www.freescale.com
E÷2 15
(÷ 1, 2, 4,....128)
(÷1, 4, 16, 64)
TIMING SYSTEM
PRESCALER
PRESCALER
PRESCALER
(÷ 1, 2, 4, 8)
SCR[2:0]
RTR[1:0]
CR[1:0]
S
R
FF1
Q
Q
SYSTEM
RESET
÷16
S
R
SCI TRANSMIT CLOCK
PULSE ACCUMULATOR
E CLOCK
INTERNAL BUS CLOCK (PH2)
SPI
SCI RECEIVER CLOCK
REAL-TIME INTERRUPT
AS
FF2
Q
Q
TECHNICAL DATA
FORCE
RESET
TIMER DIV CHAIN
COP