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參數(shù)資料
| 型號(hào)： | SNJ54LV138AW |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 編、解碼器及復(fù)用、解復(fù)用 |
| 英文描述： | LV/LV-A/LVX/H SERIES, OTHER DECODER/DRIVER, INVERTED OUTPUT, CDFP16 |
| 封裝： | CERAMIC, DFP-16 |
| 文件頁(yè)數(shù)： | 18/22頁(yè) |
| 文件大?。?/td> | 766K |
| 代理商： | SNJ54LV138AW |
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Recommended Operating Conditions
(1)
Electrical Characteristics
SN54LV138A, SN74LV138A
3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS
SCLS395L – APRIL 1998 – REVISED AUGUST 2005
SN54LV138A(2)
SN74LV138A
UNIT
MIN
MAX
MIN
MAX
VCC
Supply voltage
2
5.5
2
5.5
V
VCC = 2 V
1.5
VCC = 2.3 V to 2.7 V
VCC × 0.7
VIH
High-level input voltage
V
VCC = 3 V to 3.6 V
VCC × 0.7
VCC = 4.5 V to 5.5 V
VCC × 0.7
VCC = 2 V
0.5
VCC = 2.3 V to 2.7 V
VCC × 0.3
VIL
Low-level input voltage
V
VCC = 3 V to 3.6 V
VCC × 0.3
VCC = 4.5 V to 5.5 V
VCC × 0.3
VI
Input voltage
0
5.5
0
5.5
V
VO
Output voltage
0
VCC
0
VCC
V
VCC = 2 V
–50
A
VCC = 2.3 V to 2.7 V
–2
IOH
High-level output current
VCC = 3 V to 3.6 V
–6
mA
VCC = 4.5 V to 5.5 V
–12
VCC = 2 V
50
A
VCC = 2.3 V to 2.7 V
2
IOL
Low-level output current
VCC = 3 V to 3.6 V
6
mA
VCC = 4.5 V to 5.5 V
12
VCC = 2.3 V to 2.7 V
200
t/v Input transition rise or fall rate
VCC = 3 V to 3.6 V
100
ns/V
VCC = 4.5 V to 5.5 V
20
TA
Operating free-air temperature
–55
125
–40
85
°C
(1)
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.
(2)
Product Preview
over recommended operating free-air temperature range (unless otherwise noted)
SN54LV138A(1)
SN74LV138A
PARAMETER
TEST CONDITIONS
VCC
UNIT
MIN
TYP
MAX
MIN
TYP
MAX
IOH = –50 A
2 V to 5.5 V
VCC – 0.1
IOH = –2 mA
2.3 V
2
VOH
V
IOH = –6 mA
3 V
2.48
IOH = –12 mA
4.5 V
3.8
IOL = 50 A
2 V to 5.5 V
0.1
IOL = 2 mA
2.3 V
0.4
VOL
V
IOL = 6 mA
3 V
0.44
IOL = 12 mA
4.5 V
0.55
II
VI = 5.5 V or GND
0 to 5.5 V
±1
A
ICC
VI = VCC or GND,
IO = 0
5.5 V
20
A
Ioff
VI or VO = 0 to 5.5 V
0
5
A
Ci
VI = VCC or GND
3.3 V
2.1
pF
(1)
Product Preview
5
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