參數(shù)資料
型號: HT23C128
廠商: Holtek Semiconductor Inc.
英文描述: CMOS 16Kx 8-Bit Mask ROM
中文描述: 的CMOS 16Kx 8位掩模ROM
文件頁數(shù): 4/8頁
文件大?。?/td> 248K
代理商: HT23C128
Symbol
Parameter
Test Conditions
V
CC
Conditions
5V
I
OL
=3.2mA
5V
I
OH
=–1mA
5V
V
IN
=0 to V
CC
5V
V
OUT
=0 to V
CC
CE =V
IL
CE =V
IH
CE
0.2V
CE
V
CC
-0.2V
f=1MHz
f=1MHz
Min.
Typ.
Max.
Unit
V
OL
V
OH
I
LI
I
LO
Output Low Voltage
Output High Voltage
Input Leakage Current
Output Leakage Current
2.4
0.4
V
CC
10
10
V
V
μ
A
μ
A
I
STB1
Standby Current
5V
1.5
mA
I
STB2
Standby Current
5V
30
μ
A
C
IN
C
OUT
Input Capacitance (See note)
Output Capacitance (See note)
10
10
pF
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.
A.C. test conditions
Output load: see figure right
Input rise and fall time: 10ns
Input pulse levels: 0.4V to 2.4V
Input and output timing reference levels:
0.8V and 2.0V (V
CC
=5V)
1.5V (V
CC
=3V)
Output load circuit
HT23C128
4
24th Aug ’98
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