參數(shù)資料
型號(hào): HT23C020
廠(chǎng)商: Holtek Semiconductor Inc.
英文描述: CMOS 256K x 8-Bit Mask ROM(CMOS 256K x 8位掩模式ROM)
中文描述: 的CMOS 256K × 8位掩模ROM的CMOS(256K × 8位掩模式光盤(pán))
文件頁(yè)數(shù): 4/8頁(yè)
文件大?。?/td> 261K
代理商: HT23C020
Supply voltage: 4.5V~5.5V
Ta=–40
°
C to 85
°
C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
CC
Conditions
V
CC
Operating Voltage
4.5
5.5
V
I
CC
Operating Current
5V
O/P Unload,
f= 5MHz
25
mA
V
IL
Input Low Voltage
5V
V
SS
0.8
V
V
IH
Input High Voltage
5V
2.2
V
CC
V
V
OL
Output Low Voltage
5V
I
OL
= 3.2mA
0.4
V
V
OH
Output High Voltage
5V
I
OH
= –1mA
2.4
V
CC
V
I
LI
Input Leakage Current
5V
V
IN
= 0 to V
CC
10
μ
A
I
LO
Output Leakage Current
5V
V
OUT
= 0 to V
CC
10
μ
A
I
STB1
Standby Current
5V
CE =V
IL
CE =V
IH
1.5
mA
I
STB2
Standby Current
5V
CE
0.2V
CE
V
CC
-0.2V
30
μ
A
C
IN
Input Capacitance (See note)
f= 1MHz
10
pF
C
OUT
Output Capacitance (See note)
f= 1MHz
10
pF
Note: These parameters are periodically sampled but not 100% tested.
A.C. Characteristics
Ta=–40
°
C to 85
°
C
Symbol
Parameter
V
CC
=2.7V~3.6V
V
CC
=4.5V~5.5V
Unit
Min.
Max.
Min.
Max.
t
CYC
Cycle Time
250
150
ns
t
AA
Address Access Time
250
150
ns
t
ACE
Chip E nable Access Time
250
150
ns
t
AOE
Output E nable Access Time
150
80
ns
t
OH
Output Hold Time
10
ns
t
OD
Output Disable Time (See Note)
70
ns
t
OE
Output E nable Time (See Note)
10
ns
Note: These parameters are periodically sampled but not 100% tested.
HT23C020
4
21st Aug ’98
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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