MB81F641642D Fujitsu Microelectronics, MB81F641642D Datasheet - Page 32

• Manufacturer Part Number: MB81F641642D
• Description: 4 x 1M x 16-Bit SDRAM
• Manufacturer: Fujitsu Microelectronics

32
MB81F641642D-75/-102/-102L
CLK
Input
(Control,
Addr. & Data)
Output
CLK
CKE
Command
Note: Reference level of input signal is 1.4 V for LVTTL.
2.4 V
0.4 V
Access time is measured at 1.4 V for LVTTL.
Don’t Care
Don’t Care
Fig. 6 – TIMING DIAGRAM, DELAY TIME FOR POWER DOWN EXIT
0.4 V
Fig. 5 – TIMING DIAGRAM, SETUP, HOLD AND DELAY TIME
2.4 V
t
SI
1.4 V
1.4 V
NOP
t
LZ
t
HI
t
CH
t
CKSP
t
AC
(min)
t
1.4 V
CK
NOP
Preliminary (AE4.1E)
t
2.4 V
CL
0.4 V
1 clock (min)
t
OH
ACTV
t
HZ