LH534B00 Просмотр технического описания (PDF) - Sharp Electronics
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LH534B00 Datasheet PDF : 5 Pages
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LH534B00
CMOS 4M MROM
AC CHARACTERISTICS (VCC = 5 V ±10%, TA = –20°C to +70°C)
PARAMETER
SYMBOL
MIN.
MAX.
UNIT
Read cycle time
tRC
120
ns
Address access time
tAA
120
ns
Chip enable access time
tACE
120
ns
Output enable delay time
tOE
60
ns
Output hold time
tOH
0
ns
CE to output in High-Z
OE to output in High-Z
tCHZ
tOHZ
60
ns
NOTE:
1. This is the time required for the outputs to become high-impedance.
AC TEST CONDITIONS
PARAMETER
Input voltage amplitude
Input rise/fall time
Input/output reference level
Output load condition
RATING
0.4 to 2.6 V
10 ns
1.5 V
1 TTL + 100 pF
NOTE
1
CAUTION
To stabilize the power supply, it is recommended that a high-frequency bypass capacitor be connected between
the VCC pin and the GND pin.
tRC
A0 - A18
CE
OE
tAA
(NOTE)
tACE
(NOTE)
tOE
(NOTE)
tCHZ
tOHZ
tOH
D0 - D7
DATA VALID
NOTE: The output data becomes valid when the last
intervals, tAA, tACE, or tOE, have concluded.
Figure 3. Timing Diagram
534B00-3
4
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