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SM8951A Folha de dados(PDF) 1 Page - SyncMOS Technologies,Inc |
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SM8951A Folha de dados(HTML) 1 Page - SyncMOS Technologies,Inc |
1 / 17 page September 2002 Specifications subject to change without notice,contact your sales representatives for the most recent information. 1/17 Ver 1.0 PID 8951A/8952A 09/02 SyncMOS Technologies Inc. SM8951A/8952A Product List SM8951A/8952AL25, 25 MHz 4/8KB internal memory MCU SM8951A/8952AC25, 25 MHz 4/8KB internal memory MCU SM8951A/8952AC40, 40 MHz 4/8KB internal memory MCU Description The SM8951A/8952A series product is an 8 - bit single chip micro controller with 4/8 KB flash embedded. It provides hard- ware features and a powerful instruction set, necessary to make it a versatile and cost effective controller for those appli- cations demand up to 32 I/O pins or need up to 4/8 KB flash memory either for program or for data or mixed. To program the flash block, a commercial programmer is capable to do it. Ordering Information yywwv SM8951A/8952Aihhk yy: year, ww:week v: version identifier {, A, B,...} i: process identifier {L=3.0V ~ 3.6V, C=4.5V ~ 5.5V} hh: working clock in MHz {25, 40} k: package type postfix {as below table} Features Working voltage: 3.0V ~ 3.6V For L Version 4.5V ~ 5.5V For C Version General 8052 family compatible 12 clocks per machine cycle 4/8 KB internal flash memory 128/256 bytes data RAM 2/3 16 bit timers/counters Four 8-bit I/O ports Full duplex serial channel Bit operation instruction Page free jumps 8-bit unsigned division 8-bit unsigned multiply BCD arithmetic Direct addressing Indirect addressing Nested interrupt Two priority level interrupt A serial I/O port Power save modes: Idle mode and power down mode Code protection function One watch dog timer (WDT) Low EMI (inhibit ALE) Postfix Package Pin/Pad Configuration Dimension P 40L PDIP page 2 page 13 J 44L PLCC page 2 page 14 Q 44L QFP page 2 page 15 with 4/8KB flash embedded 8 - Bit Micro-controller Taiwan 4F, No. 1 Creation Road 1, Science-based Industrial Park, Hsinchu, Taiwan 30077 TEL: 886-3-579-2926 FAX: 886-3-579-2960 886-3-578-0493 886-3-579-2988 |
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