MC908JB8FBE Freescale Semiconductor, MC908JB8FBE Datasheet - Page 16

• 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

Table of Contents
Technical Data
16
15.7
15.8
15.8.1
15.8.2
15.9
16.1
16.2
16.3
16.4
16.5
16.5.1
16.5.2
17.1
17.2
17.3
17.4
17.4.1
17.4.2
17.4.3
17.4.4
17.5
17.5.1
17.5.2
17.6
17.6.1
17.6.2
17.6.3
17.6.4
Monitor Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .241
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242
COP Module During Break Mode . . . . . . . . . . . . . . . . . . . . . . 242
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .243
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .243
LVI Control Register (CONFIG) . . . . . . . . . . . . . . . . . . . . . . .244
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 244
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .245
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 245
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 246
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .246
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
Break Module Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .242
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .242
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .244
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .244
Flag Protection During Break Interrupts . . . . . . . . . . . . . . . 248
CPU During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . .248
TIM During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . 248
COP During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . 248
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .248
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .249
Break Status and Control Register. . . . . . . . . . . . . . . . . . . 249
Break Address Registers . . . . . . . . . . . . . . . . . . . . . . . . . . 250
Break Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250
Break Flag Control Register (BFCR) . . . . . . . . . . . . . . . . . 252
Section 16. Low Voltage Inhibit (LVI)
Section 17. Break Module (BREAK)
Table of Contents
MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3
Freescale Semiconductor