MC908JB8ADWE Freescale Semiconductor, MC908JB8ADWE Datasheet - Page 36

• Manufacturer Part Number: MC908JB8ADWE
• Description: IC MCU 3MHZ 8K FLASH 28-SOIC
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC908JB8ADWE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 3MHz
• Connectivity: USB
• Peripherals: LVD, POR, PWM
• Number Of I /o: 21
• 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: 28-SOIC (7.5mm Width)
• 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: 21
• Ram Memory Size: 256Byte
• Cpu Speed: 8MHz
• No. Of Timers: 1
• Embedded Interface Type: SCI, SPI
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

General Description
1.5.6 Port A Input/Output (I/O) Pins (PTA7/KBA7–PTA0/KBA0)
1.5.7 Port B (I/O) Pins (PTB7–PTB0)
1.5.8 Port C I/O Pins (PTC7–PTC0)
1.5.9 Port D I/O Pins (PTD7–PTD0)
1.5.10 Port E I/O Pins (PTE4/D–, PTE3/D+, PTE2/TCH1, PTE1/TCH0, PTE0/TCLK)
Technical Data
36
PTA7/KBA7–PTA0/KBA0 are general-purpose bidirectional I/O port
pins. (See
software configurable pullup device to V
as an input. (See
as an external keyboard interrupt pin. (See
Interrupt Module
PTB7–PTB0 are general-purpose bidirectional I/O port pins. Each pin
contains a software configurable pullup device to V
configured as an input. (See
PTC7–PTC0 are general-purpose bidirectional I/O port pins. (See
Section 12. Input/Output Ports
configurable pullup device to V
input. (See
PTD7–PTD0 are general-purpose bidirectional I/O port pins; open-drain
when configured as output. (See
PTD5–PTD2 are software configurable to be 10mA sink pins for direct
LED connections. PTD1–PTD0 are software configurable to be 25mA
sink pins for direct infrared LED connections. (See
Port E is a 5-bit special function port that shares two of its pins with the
USB module and three of its pins with the timer interface module.
Each PTE2–PTE0 pin contains a software configurable pullup device to
V
REG
when the pin is configured as an input or output.
Section 12. Input/Output Ports
12.8 Port
General Description
12.8 Port
(KBI).)
MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3
Options.)
Options.) Each pin can also be programmed
12.8 Port
REG
Section 12. Input/Output Ports
(I/O).) Each pin contains a software
when the pin is configured as an
Options.)
REG
Section 14. Keyboard
(I/O).) Each pin contains a
when the pin is configured
Freescale Semiconductor
REG
12.8 Port
when the pin is
Options.)
(I/O).)