EG87C51FA1SF76 Intel, EG87C51FA1SF76 Datasheet
EG87C51FA1SF76
Specifications of EG87C51FA1SF76
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EG87C51FA1SF76 Summary of contents
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... Information in this document is provided in connection with Intel products Intel assumes no liability whatsoever including infringement of any patent or copyright for sale and use of Intel products except as provided in Intel’s Terms and Conditions of Sale for such products Intel retains the right to make changes to these specifications at any time without notice Microcomputer Products may have minor variations to this specification known as errata ...
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Standard 80C51FA X 83C51FA X 87C51FA X 83C51FB X 87C51FB X 83C51FC X 87C51FC X NOTES MHz to 12 MHz 5V 20 MHz to 16 MHz 5V 20 ...
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... PROCESS INFORMATION The 87C51FA 8XC51FB 8XC51FC is manufactured on P629 0 a CHMOS III-E process Additional pro- cess and reliability information is available in the Intel ® Quality System Handbook: http://developer.intel.com/design/quality/quality.htm DIP PACKAGES Part 8XC51FX 272322 –2 Do not connect Reserved Pins QFP Figure 2 Pin Connections ...
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PIN DESCRIPTIONS V Supply voltage CC V Circuit ground SS V Secondary ground (not on DIP devices or any SS1 83C51FA 80C51FA device) Provided to reduce ground bounce and improve power supply by-pass- ing NOTE This pin is not ...
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Port 3 also serves the functions of various special features of the MCS-51 Family as listed below Port Pin Alternate Function P3 0 RXD (serial input port TXD (serial output port INT0 (external interrupt 0) P3 ...
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for Crystals e g For Ceramic Resonators contact resonator manufacturer Figure 3 Oscillator Connections Figure 4 External Clock Drive Configuration IDLE MODE The user’s software can invoke the Idle Mode When the microcontroller ...
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... While the 8XC51FX is in this mode an emulator or test CPU can be used to drive the circuit Normal operation is restored when a normal reset is applied 8XC51FX EXPRESS The Intel EXPRESS system offers enhancements to the operational specifications of the MCS-51 family of microcontrollers These EXPRESS products are designed to meet the needs of those applications ...
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ABSOLUTE MAXIMUM RATINGS Ambient Temperature Under Bias b Storage Temperature b Voltage Pin Voltage on Any Other Pin per I O Pin OL Power Dissipation (based on PACKAGE ...
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DC CHARACTERISTICS (Over Operating Conditions) All parameter values apply to all devices unless otherwise indicated (Continued) Symbol Parameter I Input leakage Current (Port Logical Transition Current TL (Ports 1 2 and 3) Express Commercial ...
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All other pins disconnected TCLCH TCHCL Figure 6 I Test Condition Active Mode CC All other pins disconnected Figure 8 I Figure 9 Clock Signal Waveform for I 10 272322 –6 All other pins disconnected ...
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EXPLANATION OF THE AC SYMBOLS Each timing symbol has 5 characters The first char- acter is always a ‘T’ (stands for time) The other characters depending on their positions stand for the name of a signal or the logical status ...
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EXTERNAL MEMORY CHARACTERISTICS All parameter values apply to all devices unless otherwise indicated Symbol Parameter TPXIZ Input Instr Float After PSEN 8XC51FX 8XC51FX-24 8XC51FX-33 TAVIV Address to Valid Instr In 8XC51FX -24 8XC51FX-33 TPLAZ PSEN Low to Address Float ...
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EXTERNAL PROGRAM MEMORY READ CYCLE EXTERNAL DATA MEMORY READ CYCLE EXTERNAL DATA MEMORY WRITE CYCLE 8XC51FX 272322 –9 272322 –10 272322 –11 13 ...
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SERIAL PORT TIMING SHIFT REGISTER MODE Test Conditions Over Operating Conditions Load Capacitance Symbol Parameter 12 MHz Min TXLXL Serial Port 1 Clock Cycle Time TQVXH Output Data 700 Setup to Clock Rising Edge TXHQX Output Data Hold After ...
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EXTERNAL CLOCK DRIVE Symbol Parameter 1 TCLCL Oscillator Frequency 8XC51FX 8XC51FX-1 8XC51FX-2 8XC51FX-24 8XC51FX-33 TCHCX High Time 8XC51FX-24 33 TCLCX Low Time 8XC51FX-24 33 TCLCH Rise Time 8XC51FX-24 8XC51FX-33 TCHCL Fall Time 8XC51FX-24 8XC51FX-33 EXTERNAL CLOCK DRIVE WAVEFORM AC TESTING ...
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PROGRAMMING THE EPROM OTP To be programmed the part must be running with MHz oscillator (The reason the oscillator needs to be running is that the internal bus is being used to transfer address and ...
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PROGRAMMING ALGORITHM Refer to Table 4 and Figures 10 and 11 for address data and control signals set up To program the 87C51FX the following sequence must be exercised 1 Input the valid address on the address lines 2 Input ...
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Encryption Array Within the EPROM array are 64 bytes of Encryption Array that are initially unprogrammed (all 1’s) Every time that a byte is addressed during a verify 6 ad- dress lines are used to select a byte of ...
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EPROM PROGRAMMING AND VERIFICATION CHARACTERISTICS ( 20 Symbol Parameter V Programming Supply Voltage PP I Programming Supply Current PP 1 TCLCL Oscillator Frequency TAVGL Address Setup to ...
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... DATA SHEET REVISION HISTORY Data sheets are changed as new device information becomes available Verify with your local Intel sales office that you have the latest version before finalizing a design or ordering devices The following differences exist between this datasheet (272322-003) and the previous version (272322-002) ...