mc68hc908qy4vp Freescale Semiconductor, Inc, mc68hc908qy4vp Datasheet - Page 18

• Manufacturer Part Number: mc68hc908qy4vp
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

General Description
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On-chip in-application programmable FLASH memory (with internal program/erase voltage
generation)
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128 bytes of on-chip random-access memory (RAM)
2-channel, 16-bit timer interface module (TIM)
4-channel, 8-bit analog-to-digital converter (ADC) on MC68HC908QY2, MC68HC908QY4,
MC68HC908QT2, and MC68HC908QT4
5 or 13 bidirectional input/output (I/O) lines and one input only:
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6-bit keyboard interrupt with wakeup feature (KBI)
Low-voltage inhibit (LVI) module features:
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System protection features:
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External asynchronous interrupt pin with internal pullup (IRQ) shared with general-purpose input
pin
Master asynchronous reset pin (RST) shared with general-purpose input/output (I/O) pin
Power-on reset
Internal pullups on IRQ and RST to reduce external components
Memory mapped I/O registers
Power saving stop and wait modes
MC68HC908QY4, MC68HC908QY2, and MC68HC908QY1 are available in these packages:
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MC68HC908QT4, MC68HC908QT2, and MC68HC908QT1 are available in these packages:
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MC68HC908QY4 and MC68HC908QT4 — 4096 bytes
MC68HC908QY2, MC68HC908QY1, MC68HC908QT2, and MC68HC908QT1 — 1536 bytes
Six shared with keyboard interrupt function and ADC
Two shared with timer channels
One shared with external interrupt (IRQ)
Eight extra I/O lines on 16-pin package only
High current sink/source capability on all port pins
Selectable pullups on all ports, selectable on an individual bit basis
Three-state ability on all port pins
Software selectable trip point in CONFIG register
Computer operating properly (COP) watchdog
Low-voltage detection with reset
Illegal opcode detection with reset
Illegal address detection with reset
16-pin plastic dual in-line package (PDIP)
16-pin small outline integrated circuit (SOIC) package
16-pin thin shrink small outline package (TSSOP)
8-pin PDIP
8-pin SOIC
8-pin dual flat no lead (DFN) package
MC68HC908QY/QT Family Data Sheet, Rev. 5
Freescale Semiconductor