MC68HC908LJ12CFU Freescale Semiconductor, MC68HC908LJ12CFU Datasheet - Page 213

• Manufacturer Part Number: MC68HC908LJ12CFU
• Description: IC MCU 12K FLASH 8MHZ 64-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908LJ12CFU

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: IRSCI, SPI
• Peripherals: LCD, LVD, POR, PWM
• Number Of I /o: 32
• Program Memory Size: 12KB (12K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

MC68HC908LJ12
Freescale Semiconductor
CGMXCLK
VALID CGMXCLK
FREQUENCIES:
32.768 kHz
32.000 kHz
38.400 kHz
64.000 kHz
76.800 kHz
CHRONOGRAPH DATA REGISTER
÷ 64
—
Rev. 2.1
ALARM MINUTE REGISTER
ALARM HOUR REGISTER
÷ 4
÷ 5
÷ 6
COMPARATOR
COMPARATOR
×
Figure 12-2. RTC Block Diagram
× 1
÷ 2
÷ 2
25
32
÷ 256
÷ 320
÷ 384
÷ 640
÷ 768
Real Time Clock (RTC)
000
010
011
100/110
101/111
RTCE
XTL[2:0]
DAY-OF-WEEK COUNTER REGISTER
X
CHRE
SECOND COUNTER REGISTER
MINUTE COUNTER REGISTER
MONTH COUNTER REGISTER
HOUR COUNTER REGISTER
YEAR COUNTER REGISTER
CHRONOGRAPH COUNTER
DAY COUNTER REGISTER
100 Hz / 128 Hz
CHRCLR
÷ 32
÷ 25
1 Hz
A
B
SL
X
XTL[2:0] = 000 => X = A
XTL[2:0] = 000 => X = B
÷ 2
2 Hz
4 Hz
SECIE
ALMIE
DAYIE
SECF
MINIE
ALMF
DAYF
MINF
HRIE
HRF
Real Time Clock (RTC)
CHRIE
÷ 2
TB1IE
TB2IE
CHRF
TB1F
TB2F
Technical Data
INTERRUPT
LOGIC
213