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參數資料
| 型號： | 74LVC126A |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | QUADRUPLE BUS BUFFER GATE WITH 3-STATE OUTPUTS |
| 中文描述： | 翻兩番總線緩沖器門具有三態輸出 |
| 文件頁數： | 3/8頁 |
| 文件大小： | 121K |
| 代理商： | 74LVC126A |
SN74LVC126A
QUADRUPLE BUS BUFFER GATE
WITH 3-STATE OUTPUTS
SCAS339H – MARCH 1994 – REVISED OCTOBER 1998
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 4)
MIN
1.65
MAX
3.6
UNIT
VCC
Supply voltage
Operating
V
Data retention only
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
0.35
×
VCC
0.7
VIL
Low-level input voltage
V
0.8
VI
VO
Input voltage
0
5.5
V
Output voltage
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
–24
4
IOL
Low level output current
Low-level output current
8
mA
12
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
ns/V
°
C
Operating free-air temperature
–40
85
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
UNIT
IOH = –100
μ
A
IOH = –4 mA
IOH = –8 mA
1.65 V to 3.6 V
VCC–0.2
1.2
1.65 V
VOH
2.3 V
1.7
V
IOH= 12 mA
IOH = –12 mA
2.7 V
2.2
3 V
2.4
IOH = –24 mA
IOL = 100
μ
A
IOL = 4 mA
IOL = 8 mA
IOL = 12 mA
IOL = 24 mA
VI = 5.5 V or GND
VO = VCC or GND
VI = VCC or GND,
One input at VCC – 0.6 V,
VI = VCC or GND
VO = VCC or GND
3 V
2.2
1.65 V to 3.6 V
0.2
1.65 V
0.45
VOL
2.3 V
0.7
V
2.7 V
0.4
3 V
0.55
±
5
±
10
10
II
IOZ
ICC
ICC
Ci
Co
3.6 V
μ
A
μ
A
μ
A
μ
A
pF
3.6 V
IO = 0
Other inputs at VCC or GND
3.6 V
2.7 V to 3.6 V
500
3.3 V
4.5
3.3 V
7
pF
All typical values are at VCC = 3.3 V, TA = 25
°
C.
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