hm6208h HITACHI, hm6208h Datasheet - Page 5

• Manufacturer Part Number: hm6208h
• Manufacturer: HITACHI

AC Characteristics (Ta = 0 to +70 C, V
Test Conditions
Output Load
Read Cycle
Parameter
Read cycle time
Address access time
Chip select access time
Output hold from address change
Chip selection to output in low-Z
Chip deselection to output in high-Z
Chip selection to power up time
Chip deselection to power down time
Note:
Input pulse levels: V
Input rise and fall time: 5 ns
Input and output timing reference levels: 1.5 V
Output load: See figure
1. Transition is measured 200 mV from steady state voltage with load (B). These parameters are
sampled and not 100% tested.
Note: 1. Including scope and jig
Dout
255
SS
to 3.0 V
Output load (A)
Symbol Min
t
t
t
t
t
t
t
t
RC
AA
ACS
OH
LZ
HZ
PU
PD
+ 5 V
480
30 pF
*1
*1
*1
CC
HM6208H-25
25
—
—
5
5
0
0
—
= 5 V 10%, unless otherwise noted)
Max
—
25
25
—
—
15
—
15
Dout
255
HM6208H-35
Min
35
—
—
5
5
0
0
—
(t
HZ,
Output load (B)
t
Max
—
35
35
—
—
20
—
25
LZ,
t
WZ,
and t
+ 5 V
480
5 pF
Min
45
—
—
5
5
0
0
—
HM6208H-45
HM6208H Series
OW
*1
)
Max
—
45
45
—
—
20
—
30
ns
ns
ns
ns
ns
ns
ns
ns
Unit
5