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SD42P4404 Datasheet(PDF) 2 Page - AUK corp |
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SD42P4404 Datasheet(HTML) 2 Page - AUK corp |
2 / 19 page KSI-W031-000 2 Features SD42C/P4404 Memory mapped I/O 8-bit serial communication interface - External / Internal clock selection Program memory : 4096 x 10bits (DMC42C4404) - Mode : Transmit, Receive 2048 x 10bits (DMC42C4302) Receive only Clock continuous Data memory : 512 x 4bits (DMC42C4404) 256 x 4bits (DMC42C4302) 8-bit A/D converter - 8-bit successive approximate type Instructions - 4 channels - Various bit manipulation - Sample and hold - 8-bit data operation - Conversion time : 17.1us at 4.19MHz - 7-bit relative branch - 1 byte absolute call 24 I/O Pins - CMOS Pins : 16 Instruction cycle times ( XI = 4.19MHz ) - High current LED direct drive pins - 15.3 us ( XI/64 = 65.5KHz ) - Internal pull-up resistor ( Mask option ) - 1.91 us ( XI/8 = 524.0KHz ) - Internal pull-down resistor ( Mask option ) - 0.95 us ( XI/4 = 1.05MHz ) Power saving mode 4 Register Bank - STOP : Main clock, CPU clock stop - STBY : Only CPU clock stop General register : 8 x 4-bit respectively Main clock operation Accumulator Operating voltage range - Bit Accumulator (CY), 4 bit Accumulator (A), - VDD = 2.5 ~ 5V ± 10% 8 bit Accumulator (XA) Operating temperature range Multiple vectored interrupt source - TA = -40℃ to +85℃ - External interrupt : 3 - Internal interrupt : 4 Watch timer (at 4.19MHz) - fast mode : 3.91 msec - normal mode : 0.5 sec - buzzer output : 1, 2, 4 KHz APPLICATION Basic interval timer - 8 kinds of period Telephone, General - Used stabilization wait timer to wake up Stop mode One 8-bit timer / event counter Key scan - 7 channels |
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