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GMS97C2051 Scheda tecnica(PDF) 32 Page - Hynix Semiconductor |
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GMS97C2051 Scheda tecnica(HTML) 32 Page - Hynix Semiconductor |
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32 / 39 page ![]() GMS97C1051/L1051 8-Bit CMOS Microcontroller HYUNDAI MicroElectronics 32 Figure 5. Programming the EPROM Memory P3.0 P3.2 P3.3 P3.4 P3.5 P3.7 V CC P1 PGM DATA Vpp XTAL2 GND To Increment Address Counter See EPROM Programming 4~6MHz Modes Tables PROG 5V GMS97C1051 RST XTAL1 Figure 6. Verifying the EPROM Memory P3.0 P3.2 P3.3 P3.4 P3.5 P3.7 V CC P1 PGM DATA 5V 5V XTAL2 GND To Increment Address Counter See EPROM Programming 4~6MHz Modes Tables 5V GMS97C1051 RST XTAL1 EPROM Programming and Verification Characteristics Table 9. EPROM Programming and Verification Characteristics Parameter Symbol Min Max Units Programming Supply Voltage VPP 12.5 13.0 V Programming Supply Current IPP 50 mA Oscillator Frequency 1 / tCLCL 46 MHz Address Setup to PROG Low tAVGL 48 tCLCL Data Setup to PROG Low tDVGL 48 tCLCL Data Hold after PROG tGHDX 48 tCLCL P3.4 ( ENABLE ) High to VPP tEHSH 48 tCLCL VPP Setup to PROG Low tSHGL 10 us VPP Hold After PROG tGHSL 10 us PROG Width tGLGH 90 110 us PROG High to PROG Low tGHGL 10 us P3.4 ( ENABLE ) Low to Data Valid tELQV 48 tCLCL Data Float after P3.4 ( ENABLE ) tEHQZ 0 48 tCLCL TA= 21 to 27, VCC = 5.0 10% |
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