GMS81C2012/GMS81C2020
HYUNDAI MicroElectronics
7.7 AC Characteristics
(TA=-20~+85°C, VDD=5V±10%, VSS=0V, fXIN=4MHz)
Specifications
Unit
Parameter
Symbol
Pins
Min.
Typ.
Max.
tSCYC
tSCKW
tFSCK
tRSCK
tFSIN
tRSIN
tSUS
tSUS
2tSYS+200
tSYS+70
Serial Input Clock Pulse
SCLK
SCLK
-
-
8
8
ns
ns
Serial Input Clock Pulse Width
Serial Input Clock Pulse Transition
Time
SCLK
SIN
-
-
-
-
30
ns
ns
SIN Input Pulse Transition Time
30
-
SIN Input Setup Time (External SCLK)
SIN Input Setup Time (Internal SCLK)
SIN Input Hold Time
SIN
SIN
100
200
-
-
-
-
ns
ns
ns
ns
ns
tHS
tSYS+70
4tSYS
SIN
tSCYC
tSCKW
tFSCK
tRSCK
16tSYS
Serial Output Clock Cycle Time
Serial Output Clock Pulse Width
SCLK
SCLK
tSYS-30
Serial Output Clock Pulse Transition
Time
SCLK
SOUT
30
ns
ns
sOUT
Serial Output Delay Time
100
tSCYC
tRSCK
tFSCK
tSCKW
tSCKW
0.8VDD
SCLK
0.2VDD
tSUS
tHS
0.8VDD
0.2VDD
SIN
tFSIN
tRSIN
tDS
SOUT
0.8VDD
0.2VDD
Figure 7-2 Serial I/O Timing Chart
22
MAR. 2000 Ver 1.00
HYNIX [ HYNIX SEMICONDUCTOR ]
