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P89C557E4 Datasheet

Part Number P89C557E4
Manufacturers NXP
Logo NXP
Description Single-chip 8-bit microcontroller
Datasheet P89C557E4 DatasheetP89C557E4 Datasheet (PDF)

INTEGRATED CIRCUITS P83C557E4/P80C557E4/P89C557E4 Single-chip 8-bit microcontroller Product specification Supersedes data of 1999 Feb 15 1999 Mar 02 Philips Semiconductors Philips Semiconductors Product specification Single-chip 8-bit microcontroller P83C557E4/P80C557E4/P89C557E4 1. FEATURES • • • • • • • • • • • • • • • • • • • • • 80C51 central processing unit 32 K × 8 ROM respectively FEEPROM (Flash-EEPROM), expandable externally to 64 Kbytes ROM/FEEPROM Code protection 1024 × 8 RAM,.

  P89C557E4   P89C557E4






Single-chip 8-bit microcontroller

INTEGRATED CIRCUITS P83C557E4/P80C557E4/P89C557E4 Single-chip 8-bit microcontroller Product specification Supersedes data of 1999 Feb 15 1999 Mar 02 Philips Semiconductors Philips Semiconductors Product specification Single-chip 8-bit microcontroller P83C557E4/P80C557E4/P89C557E4 1. FEATURES • • • • • • • • • • • • • • • • • • • • • 80C51 central processing unit 32 K × 8 ROM respectively FEEPROM (Flash-EEPROM), expandable externally to 64 Kbytes ROM/FEEPROM Code protection 1024 × 8 RAM, expandable externally to 64 Kbytes Two standard 16-bit timer/counters An additional 16-bit timer/counter coupled to four capture registers and three compare registers A 10-bit ADC with eight multiplexed analog inputs and programmable autoscan Two 8-bit resolution, pulse width modulation outputs Five 8-bit I/O ports plus one 8-bit input port shared with analog inputs I2C-bus serial I/O port with byte oriented master and slave functions Full-duplex UART compatible with the standard 80C51 On-chip watchdog timer 15 interrupt sources with 2 priority levels (2 to 6 external sources possible) Extended temperature range (–40 to +85°C) 4.5 to 5.5 V supply voltage range Frequency range for 80C51-family standard oscillator: 3.5 MHz to 16 MHz PLL oscillator with 32 kHz reference and software-selectable system clock frequency Seconds Timer Software enable/disable of ALE output pulse Electromagnetic compatibility improvements Wake-up from Power-down by external or seconds interrupt 2. GENERAL DESC.


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