GMS97C2051 Datasheet, PDF (32/39 Pages) Hynix Semiconductor – 8-Bit CMOS Microcontorller

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