參數(shù)資料
型號(hào): HT23C040
廠商: Holtek Semiconductor Inc.
英文描述: CMOS 512K x 8-Bit Mask ROM(CMOS 512K x 8位掩模式ROM)
中文描述: 的CMOS為512k × 8位掩模ROM(的CMOS為512k × 8位掩模式光盤(pán))
文件頁(yè)數(shù): 5/10頁(yè)
文件大小: 140K
代理商: HT23C040
Supply voltage: 2.7V~3.3V
T
a
= 40 C to 85 C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max. Unit
V
CC
Conditions
V
CC
Operating Voltage
2.7
3.3
V
I
CC2
Operating Current
3V
O/P Unload,
f=5MHz
10
mA
V
IL2
Input Low Voltage
3V
V
SS
0.4
V
V
IH2
Input High Voltage
3V
1.5
V
CC
V
V
OL2
Output Low Voltage
3V
I
OL
=2mA
0.4
V
V
OH2
Output High Voltage
3V
I
OH
= 0.6mA
1.5
V
CC
V
I
LI
Input Leakage Current
3V
V
IN
=0 to V
CC
10
A
I
LO
Output Leakage Current
3V
V
OUT
=0 to V
CC
10
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
T
a
= 40 C to 85 C
Symbol
Parameter
3V 10%
5V 10%
Unit
Min.
Max.
Min.
Max.
t
CYC
Cycle Time
200
120
ns
t
AA
Address Access Time
250
120
ns
t
ACE
Chip Enable Access Time
250
120
ns
t
AOE
Output Enable Access Time
150
80
ns
t
OH
Output Hold Time
10
ns
t
OD
Output Disable Time (See Note)
70
ns
t
OE
Output Enable Time (See Note)
10
ns
Note: These parameters are periodically sampled but not 100% tested.
HT23C040
5
January 20, 2000
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