MB86330 Fujitsu Media Devices Limited, MB86330 Datasheet - Page 38

• Manufacturer Part Number: MB86330
• Description: 16-bit Fixed-point DSP
• Manufacturer: Fujitsu Media Devices Limited

38
MB86330
5. AC Characteristics
EA output delay
EA hold time
XEREQ falling delay
XEREQ rising delay
XERD rising delay
XERD “L” pulse width
XEWR rising delay
XEWR “L” pulse width
ED setup time for XERD
ED hold time for XERD
ED delay time for XEWR
ED hold time for XEWR
(1) ERAM Interface
Note: During a wait, the state indicated by double lines above is held for a wait cycle.
SCKOUT
EA [15 : 0]
XEREQ
XERD
XEWR
ED [15 : 0]
Parameter
t
DEA
t
FREQ
t
t
t
t
t
t
t
t
t
t
t
t
DEA
HEA
FREQ
RREQ
DRD
WRD
DWR
WWR
SDRD
HDRD
DDWR
HDWR
Symbol
t
(in)
(in)
(out)
(out)
WRD
t
SDRD
valid
in
EA
EA
XEREQ
XEREQ
XERD
XERD
XEWR
XEWR
ED
ED
ED
ED
(V
Pin name
DD
= 3.0 V to 3.6 V, T
t
DRD
t
HDRD
Min.
10.3
2.6
5.8
4.2
1.5
0.3
—
—
—
—
—
—
t
WWR
A
= 0 C to +40 C,
valid
t
out
DDWR
Value
Typ.
—
—
—
—
—
—
—
—
—
—
—
—
t
DWR
t
HEA
t
t
output pin load
RREQ
HDWR
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Max.
6.2
5.5
4.2
1.0
2.5
8.5
—
—
—
—
—
—
= 50 pF)
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns