EE80C51FA1 Intel Corporation, EE80C51FA1 Datasheet
EE80C51FA1
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EE80C51FA1 Summary of contents
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... 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. COPYRIGHT INTEL CORPORATION, 2004 8XC51FX Commercial/Express ...
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Standard 80C51FA X 83C51FA X 87C51FA X 83C51FB X 87C51FB X 83C51FC X 87C51FC X NOTES: 1 3.5 MHz to 12 MHz 3.5 MHz to 16 MHz 0.5 MHz to 12 ...
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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 – not connect Reserved ...
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PIN DESCRIPTIONS : Supply voltage Circuit ground 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 ...
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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) P3.1 TXD (serial output port) P3.2 INT0 (external interrupt 0) P3.3 INT1 (external interrupt ...
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C1 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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ONCE MODE The ONCE (``On-CircuitEmulation'') Mode facilitates testing and debugging of systems using the 8XC51FX without the 8XC51FX having to be re- moved from the circuit. The ONCE Mode is invoked by: 1) Pull ALE low while the device is ...
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ABSOLUTE MAXIMUM RATINGS* Ambient Temperature Under Bias Storage Temperature................... Voltage on EA/V Pin to V ............ PP SS Voltage on Any Other Pin per I/O Pin.................................................. OL Power Dissipation............................................... (based on PACKAGE heat transfer limitations, ...
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Operating Conditions) DC CHARACTERISTICS 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 TRLRH ...
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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 TIMINGÐSHIFT REGISTER MODE Over Operating Conditions; Load Capacitance Test Conditions: 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 Clock ...
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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 INPUT, OUTPUT WAVEFORMS ...
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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 program ...
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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 PROG ...
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Thermal Impedance All thermal impedance data is approximate for static air conditions power dissipation. Values will change depending on operating conditions and ap- plications. See the Intel Packaging Handbook (Order No. 240800) for a description of ...