參數(shù)資料
型號： SN54LVC138AFK
廠商： Texas Instruments, Inc.
英文描述： 3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS
中文描述： 3線至8線解碼器/解復(fù)用器
文件頁數(shù)： 4/9頁
文件大?。?/td> 144K
代理商： SN54LVC138AFK
SN54LVC138A, SN74LVC138A
3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS
SCAS291I – MARCH 1993 – REVISED OCTOBER 1998
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 4)
SN54LVC138A
MIN
2
SN74LVC138A
MIN
1.65
UNIT
MAX
3.6
MAX
3.6
VCC
Supply voltage
Operating
V
Data retention only
1.5
1.5
VCC = 1.65 V to 1.95 V
VCC = 2.3 V to 2.7 V
VCC = 2.7 V to 3.6 V
VCC = 1.65 V to 1.95 V
VCC = 2.3 V to 2.7 V
VCC = 2.7 V to 3.6 V
0.65
×
VCC
1.7
VIH
High-level input voltage
V
2
2
0.35
×
VCC
0.7
VIL
Low-level input voltage
V
0.8
0.8
VI
VO
Input voltage
0
5.5
0
5.5
V
Output voltage
0
VCC
0
VCC
–4
V
VCC = 1.65 V
VCC = 2.3 V
VCC = 2.7 V
VCC = 3 V
VCC = 1.65 V
VCC = 2.3 V
VCC = 2.7 V
VCC = 3 V
IOH
High level output current
High-level output current
–8
mA
–12
–12
–24
–24
4
IOL
Low level output current
Low-level output current
8
mA
12
12
24
24
t/
v
TA
NOTE 4: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs literature number SCBA004.
Input transition rise or fall rate
0
10
0
10
ns/V
°
C
Operating free-air temperature
–55
125
–40
85
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