(China (Mainland))
Product Summary
The MC908QY4ACDWE is an 8-bit microcontroller unit (MCU). The MC908QY4ACDWE is available with a variety of modules, memory sizes and types, and package types.
Parametrics
MC908QY4ACDWE absolute maximum ratings: (1)Supply voltage, VDD: –0.3 to +6.0 V; (2)Input voltage, VIN: VSS –0.3 to VDD +0.3 V; (3)Mode entry voltage, IRQ pin, VTST: VSS –0.3 to +9.1 V; (4)Maximum current per pin excluding PTA0–PTA5, VDD, and VSS, I: ±15mA; (5)Maximum current for pins PTA0–PTA5, IPTA0—IPTA5: ±25 mA; (6)Storage temperature, TSTG: –55 to +150℃; (7)Maximum current out of VSS, IMVSS: 100 mA; (8)Maximum current into VDD, IMVDD: 100 mA.
Features
MC908QY4ACDWE features: (1)High-performance M68HC08 CPU core; (2)Fully upward-compatible object code with M68HC05 Family; (3)5-V and 3-V operating voltages (VDD); (4)8-MHz internal bus operation at 5 V, 4-MHz at 3 V; (5)Software selectable crystal oscillator range, 32–100 kHz, 1–8 MHz and 8–32 MHz; (6)Software configurable input clock from either internal or external source; (7)Auto wakeup from STOP capability using dedicated internal 32-kHz RC or bus clock source; (8)Enhanced HC05 programming model; (9)Extensive loop control functions; (10)16 addressing modes (eight more than the HC05); (11)16-bit index register and stack pointer; (12)Memory-to-memory data transfers; (13)Fast 8 × 8 multiply instruction; (14)Fast 16/8 divide instruction; (15)Binary-coded decimal (BCD) instructions; (16)Optimization for controller applications; (17)Efficient C language support.
Diagrams
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 MC908QY4ACDWE |
Freescale Semiconductor |
8-bit Microcontrollers (MCU) CI 908QY4A SOG |
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MC908QY4ACDWER |
Freescale Semiconductor |
8-bit Microcontrollers (MCU) CI 908QY4A SOG |
Data Sheet |
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