MC908JB8FBE Freescale Semiconductor, MC908JB8FBE Datasheet - Page 7

• Manufacturer Part Number: MC908JB8FBE
• Description: IC MCU 8K FLASH 3MHZ 44-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC908JB8FBE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 3MHz
• Connectivity: USB
• Peripherals: LVD, POR, PWM
• Number Of I /o: 37
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-QFP
• Processor Series: HC08JB
• Core: HC08
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: USB
• Maximum Clock Frequency: 3 MHz
• Number Of Programmable I/os: 37
• Number Of Timers: 2
• Operating Supply Voltage: 5.25 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: FSICEBASE, DEMO908GZ60E, M68EML08GZE, KITUSBSPIDGLEVME, KITUSBSPIEVME, KIT33810EKEVME
• Minimum Operating Temperature: 0 C
• Controller Family/series: HC08
• No. Of I/o's: 37
• Ram Memory Size: 256Byte
• Cpu Speed: 8MHz
• No. Of Timers: 1
• Embedded Interface Type: SCI, SPI
• Rohs Compliant: Yes
• Package: 44PQFP
• Family Name: HC08
• Maximum Speed: 3 MHz
• Cpu Family: HC08
• Device Core Size: 8b
• Frequency (max): 3MHz
• Total Internal Ram Size: 256Byte
• # I/os (max): 37
• Number Of Timers - General Purpose: 2
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4V
• Instruction Set Architecture: CISC
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 44
• Package Type: PQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Technical Data — MC68HC908JB8•MC68HC08JB8•MC68HC08JT8
MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3
Freescale Semiconductor
1.1
1.2
1.3
1.4
1.5
1.5.1
1.5.2
1.5.3
1.5.4
1.5.5
1.5.6
1.5.7
1.5.8
1.5.9
1.5.10
2.1
2.2
2.3
2.4
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
MCU Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
I/O Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Monitor ROM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
Power Supply Pins (V
Voltage Regulator Out (V
Oscillator Pins (OSC1 and OSC2) . . . . . . . . . . . . . . . . . . . . 35
External Reset Pin (RST) . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
External Interrupt Pins (IRQ, PTE4/D–) . . . . . . . . . . . . . . . . 35
Port A Input/Output (I/O) Pins (PTA7/KBA7–PTA0/KBA0). . 36
Port B (I/O) Pins (PTB7–PTB0) . . . . . . . . . . . . . . . . . . . . . . 36
Port C I/O Pins (PTC7–PTC0) . . . . . . . . . . . . . . . . . . . . . . . 36
Port D I/O Pins (PTD7–PTD0) . . . . . . . . . . . . . . . . . . . . . . . 36
Port E I/O Pins (PTE4/D–, PTE3/D+, PTE2/TCH1,
PTE1/TCH0, PTE0/TCLK). . . . . . . . . . . . . . . . . . . . . . . . 36
Section 1. General Description
Table of Contents
Section 2. Memory Map
DD
, V
REG
SS
) . . . . . . . . . . . . . . . . . . . . . . . 34
) . . . . . . . . . . . . . . . . . . . . . . . 34
Table of Contents
Technical Data
7