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參數(shù)資料
| 型號： | SN54F158AJ |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 8Kx8 Nonvolatile SRAM, 10% Voltage Tolerance 28-DIP MODULE 0 to 70 |
| 中文描述： | 四2線1線數(shù)據(jù)選擇器/多路復(fù)用器 |
| 文件頁數(shù)： | 3/5頁 |
| 文件大小： | 72K |
| 代理商： | SN54F158AJ |
SN54F158A, SN74F158A
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
SDFS054A – D2932, MARCH 1987 – REVISED OCTOBER 1993
2–3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions
SN54F158A
MIN
NOM
SN74F158A
MIN
NOM
UNIT
MAX
MAX
VCC
VIH
VIL
IIK
IOH
IOL
TA
Supply voltage
4.5
5
5.5
4.5
5
5.5
V
High-level input voltage
2
2
V
Low-level input voltage
0.8
0.8
V
Input clamp current
–18
–18
mA
High-level output current
– 1
– 1
mA
Low-level output current
20
20
mA
°
C
Operating free-air temperature
–55
125
0
70
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54F158A
TYP
SN74F158A
TYP
UNIT
MIN
MAX
MIN
MAX
VIK
VCC = 4.5 V,
VCC = 4.5 V,
VCC = 4.75 V,
VCC = 4.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
II = –18 mA
IOH = – 1 mA
IOH = – 1 mA
IOL = 20 mA
VI = 7 V
VI = 2.7 V
VI = 0.5 V
VO = 0
VI = 4.5 V
–1.2
–1.2
V
VOH
2.5
3.4
2.5
3.4
V
2.7
VOL
II
IIH
IIL
IOS
ICC
0.3
0.5
0.3
0.5
V
0.1
0.1
mA
μ
A
mA
20
20
– 0.6
– 0.6
–60
–150
–60
–150
mA
10
15
10
15
mA
All typical values are at VCC = 5 V, TA = 25
°
C.
Not more than one output should be shorted at a time, and the duration of the short circuit should not exceed one second.
switching characteristics (see Note 2)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
CL = 50 pF,
RL = 500
,
TA = 25
°
C
′
F158A
MIN
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 500
,
TA = MIN to MAX§
SN54F158A
MIN
MAX
UNIT
SN74F158A
MIN
TYP
MAX
MAX
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
A/B
Y
2.2
5.1
8.5
2.2
10.5
2.2
9.5
ns
1.7
4.1
6.5
1.7
8
1.7
7
G
Y
1.7
4.1
6
1.7
8
1.7
7
ns
1.2
3.6
6
1.2
7
1.2
6.5
A or B
Y
1.7
3.6
5.9
1.7
8.5
1.7
7
ns
1
2.1
4
1
5
1
4.5
§For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
NOTE 2: Load circuits and voltage waveforms are shown in Section 1.
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