GMS81C5108 Datasheet, PDF (18/102 Pages) Hynix Semiconductor – HYNIX SEMICONDUCTOR INC. 8-BIT SINGLE-CHIP MICROCONTROLLERS

GMS81C5108
7.7 Serial I/O Characteristics
(TA=25°C, V_DD=AV_DD=2~4V, V_SS=AV_SS=0V)
Parameter
Symbol
Pins
Specifications
Unit
Min.
Typ.
Max.
SCK Input Clock Pulse Period
SCK Input Clock “H” or “L” Pulse Width
SCK Output Clock Cycle Time
SCK output Clock “H” or “L” Pulse Width
SCK output Clock Delay Time
SI input Setup Time (External SCK)
SI input Setup Time (Internal SCK)
SI input Hold Time
t_SCYC
t_SCKW
t_SCYC
t_SCKW
t_DS
t_ESUS
t_ISUS
t_HS
2t_SYS+200
-
t_SYS+70
-
SCK
4t_SYS
-
2t_SYS-30
-
-
-
100
-
SI
100
-
t_SYS+100
-
-
-
16t_SYS
-
nS
100
-
-
-
SCK
SI
SO
t_SCKW
t_SCYC
t_SCKW
0.8V_DD
0.2V_DD
t_SUS
t_DS
0.8V_DD
0.2V_DD
t_HS
0.8V_DD
0.2V_DD
Figure 7-2 Serial I/O Timing Chart
JUNE 2001 Ver 1.0
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