MC68HC908GT8CFB Freescale Semiconductor, MC68HC908GT8CFB Datasheet - Page 24

• Manufacturer Part Number: MC68HC908GT8CFB
• Description: IC MCU 8K FLASH 8MHZ 44-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908GT8CFB

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 34
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

General Description
24
PTE4/OSC1
PTE3/OSC2
1. Ports are software configurable with pullup device if input port.
2. Higher current drive port pins
3. Pin contains integrated pullup device
RST
USER FLASH VECTOR SPACE — 36 BYTES
IRQ
V
V
V
V
REFH
REFL
V
V
REGISTERS
DDA
SSA
DD
SS
(3)
(3)
FLASH PROGRAMMING ROUTINES
MC68HC908GT16 — 15,872 BYTES
MC68HC908GT8 — 7,680 BYTES
CPU
MONITOR ROM — 304 BYTES
REGISTERS — 64 BYTES
USER RAM — 512 BYTES
CONTROL AND STATUS
ROM — 720 BYTES
M68HC08 CPU
USER FLASH
8-BIT ANALOG-TO-DIGITAL
SYSTEM INTEGRATION
GENERATOR MODULE
INTERRUPT MODULE
CONVERTER MODULE
MC68HC908GT16 • MC68HC908GT8 • MC68HC08GT16 Data Sheet, Rev. 5.0
SINGLE EXTERNAL
POWER-ON RESET
INTERNAL CLOCK
ARITHMETIC/LOGIC
MODULE
MODULE
POWER
UNIT (ALU)
Figure 1-1. MCU Block Diagram
LOW-VOLTAGE INHIBIT MODULE
2-CHANNEL TIMER INTERFACE
2-CHANNEL TIMER INTERFACE
CONFIGURATION REGISTER 2
CONFIGURATION REGISTER 1
SINGLE BREAKPOINT BREAK
PROGRAMMABLE TIMEBASE
SERIAL COMMUNICATIONS
COMPUTER OPERATING
INTERRUPT MODULE
INTERFACE MODULE
SERIAL PERIPHERAL
INTERFACE MODULE
PROPERLY MODULE
MONITOR MODULE
8-BIT KEYBOARD
DUAL VOLTAGE
INTERNAL BUS
MEMORY MAP
MODULE 1
MODULE 2
MODULE
MODULE
MODULE
MODULE
MODULE
Freescale Semiconductor
MONITOR MODE ENTRY
SECURITY
MODULE
MODULE
PTA7/KBD7–
PTA0/KBD0
PTB7/AD7
PTB6/AD6
PTB5/AD5
PTB4/AD4
PTB3/AD3
PTB2/AD2
PTB1/AD1
PTB0/AD0
PTC6
PTC5
PTC4
PTC3
PTC2
PTC1
PTC0
PTD7/T2CH1
PTD6/T2CH0
PTD5/T1CH1
PTD4/T1CH0
PTD3/SPSCK
PTD2/MOSI
PTD1/MISO
PTD0/SS
PTE2
PTE1/RxD
PTE0/TxD
(1)
(1)
(1)(2)
(1)(2)
(1)(2)
(1)(2)
(1)(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)