Electronic Components Datasheet Search |
|
PCF84C81A Datasheet(PDF) 4 Page - NXP Semiconductors |
|
PCF84C81A Datasheet(HTML) 4 Page - NXP Semiconductors |
4 / 20 page This text is here in white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader.This text is here in _white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader.This text is here inThis text is here in white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader. white to force landscape pages to be ... Fig.1 Block diagram of PCF84C21A; PCF84C41A and PCF84C81A. MBB561 PORT 0 FLIP-FLOPS PORT 0 BUFFER HIGHER PROGRAM COUNTER LOWER PROGRAM COUNTER PROGRAM STATUS WORD MEMORY BANK FLIP-FLOPS RESIDENT ROM 2 kbytes (PCF84C21A) 4 kbytes (PCF84C41A) 8 kbytes (PCF84C81A) DECODE 58 8 8 8 P0.0 to P0.7 PORT 1 BUFFER PORT 1 FLIP-FLOPS P1.0 to P1.7 P2.0 to P2.2 8 8 88 8 8 8 TIMER/ EVENT COUNTER 32 INTERNAL CLOCK FREQ. 30 T1 PORT 2 BUFFER PORT 2 FLIP-FLOPS 4 8 3 8 SDA/P2.3 I2C-BUS INTERFACE 8 SCLK CLOCK DATA OSCILLATOR RAM ADDRESS REGISTER ACCUMULATOR TEMPORARY REGISTER 2 TEMPORARY REGISTER 1 ARITHMETIC LOGIC UNIT INSTRUCTION REGISTER & DECODER DECIMAL ADJUST CONTROL & TIMING XTAL 2 XTAL 1 RESET INT / T0 STOP IDLE INTERRUPT INITIALIZE CONDITIONAL BRANCH LOGIC INT / T0 T 1 TIMER FLAG CARRY ACC ACC BIT TEST MULTIPLEXER 8 LEVEL STACK (VARIABLE LENGTH) OPTIONAL SECOND REGISTER BANK DATA STORE D E C O D E REGISTER 0 REGISTER 1 REGISTER 2 REGISTER 3 REGISTER 4 REGISTER 5 REGISTER 6 REGISTER 7 INTERRUPT LOGIC timer interrupt external interrupt RESIDENT RAM ARRAY SIO/ derivative interrupt 8 Fig.1 Block diagram. |
Similar Part No. - PCF84C81A |
|
Similar Description - PCF84C81A |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.COM |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Datasheet Upload | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |