mc68hc908jb8 Freescale Semiconductor, Inc, mc68hc908jb8 Datasheet - Page 29

• Manufacturer Part Number: mc68hc908jb8
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3
Freescale Semiconductor
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System protection features:
– Optional computer operating properly (COP) reset
– Optional low-voltage detection with reset
– Illegal opcode detection with reset
– Illegal address detection with reset
Low-power design (fully static with stop and wait modes)
Master reset pin with internal pullup and power-on reset
External interrupt pin with programmable internal pullup (IRQ)
44-pin quad flat pack (QFP), 28-pin small outline integrated circuit
package (SOIC), 20-pin small outline integrated circuit package
(SOIC), and 20-pin plastic dual in-line package (DIP)
Specific features of MC68HC908JB8 in 44-pin are:
– Port B is 8 bits: PTB0–PTB7
– Port C is 8 bits: PTC0–PTC7
– Port D is 8 bits: PTD0–PTD7
– Port E is 5 bits: PTE0–PTE4;
Specific features of MC68HC908JB8 in 28-pin are:
– Port B is not available
– Port C is only one bit: PTC0
– Port D is only 7 bits: PTD0–PTD6
– Port E is 5 bits: PTE0–PTE4;
Specific features of MC68HC908JB8 in 20-pin are:
– Port B is not available
– Port C is only one bit: PTC0
– Port D is only one bit: PTD0/1; internal PTD0 and PTD1 pads
– Port E is only 3 bits: PTE1, PTE3, and PTE4;
2-channel TIM module with TCLK input option
2-channel TIM module with TCLK input option
are bonded together to a single pin, PTD0/1
1-channel TIM module without TCLK input option
General Description
General Description
Technical Data
Features
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