GMS81C2112 Datasheet, PDF (92/107 Pages) Hynix Semiconductor – HYNIX SEMICONDUCTOR 8-BIT SINGLE-CHIP MICROCONTROLLERS

GMS81C2112/GMS81C2120
After input a high address,
output data following low address input
Anothe high address step
EPROM
Enable
T_SET1
T_{HLD1 TDLY1}
T_VPPS
V_IHP
T_HLD2
T_DLY2
VPP
CTL0/1
T_VDDS
0V
T_VPPR
CTL2 ^0V
CTL3 0V
T_CD1
T_CD2
V_DD2H
V_DD2H
T_CD2
T_CD1
A_D7~
A_D0
VDD
V_DD2H
HA
LA
DATA
LA
DATA
HA
LA
DATA
High 8bit Low 8bit
Address Address
Input
Input
DATA
Output
Low 8bit
Address
Input
DATA
Output
High 8bit Low 8bit
Address Address
Input
Input
DATA
Output
Figure 21-4 Timing Diagram in READ Mode
Parameter
Symbol
MIN
Programming Supply Current
I_VPP
-
Supply Current in EPROM Mode
I_VDDP
-
VPP Level during Programming
V_IHP
11.5
VDD Level in Program Mode
V_DD1H
5
VDD Level in Read Mode
V_DD2H
-
CTL3~0 High Level in EPROM Mode
V_IHC
0.8V_DD
CTL3~0 Low Level in EPROM Mode
V_ILC
-
A_D7~A_D0 High Level in EPROM Mode
V_IHAD
0.9V_DD
A_D7~A_D0 Low Level in EPROM Mode
V_ILAD
-
VDD Saturation Time
T_VDDS
1
VPP Setup Time
T_VPPR
-
VPP Saturation Time
T_VPPS
1
EPROM Enable Setup Time after Data Input
T_SET1
EPROM Enable Hold Time after T_SET1
T_HLD1
Table 21-2 AC/DC Requirements for Program/Read Mode
TYP
-
-
12.0
6
2.7
-
-
-
-
-
-
-
200
500
MAX Unit
50
mA
20
mA
12.5
V
6.5
V
-
V
-
V
0.2V_DD
V
-
V
0.1V_DD
V
-
mS
1
mS
-
mS
nS
nS
86
JUNE. 2001 Ver 1.00