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參數(shù)資料
| 型號(hào)： | SN54LVT125FK |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 3.3-V ABT QUADRUPLE BUS BUFFERS WITH 3-STATE OUTPUTS |
| 中文描述： | 的3.3V ABT生根粉翻兩番總線(xiàn)緩沖器，具有三態(tài)輸出 |
| 文件頁(yè)數(shù)： | 3/7頁(yè) |
| 文件大?。?/td> | 117K |
| 代理商： | SN54LVT125FK |
SN54LVT125, SN74LVT125
3.3-V ABT QUADRUPLE BUS BUFFERS
WITH 3-STATE OUTPUTS
SCBS133D – MAY 1992 – REVISED JULY 1995
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 4)
SN54LVT125
MIN
SN74LVT125
MIN
UNIT
MAX
MAX
VCC
VIH
VIL
VI
IOH
IOL
t/
v
TA
NOTE 4: Unused control inputs must be held high or low to prevent them from floating.
Supply voltage
2.7
3.6
2.7
3.6
V
High-level input voltage
2
2
V
Low-level input voltage
0.8
0.8
V
Input voltage
5.5
5.5
V
High-level output current
–24
–32
mA
Low-level output current
48
64
mA
Input transition rise or fall rate
Outputs enabled
10
10
ns/V
°
C
Operating free-air temperature
–55
125
–40
85
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54LVT125
MIN
TYP
SN74LVT125
MIN
TYP
UNIT
MAX
MAX
VIK
VCC = 2.7 V,
VCC = MIN to MAX,
VCC = 2.7 V,
II = –18 mA
IOH = –100
μ
A
IOH = – 8 mA
IOH = – 24 mA
IOH = –32 mA
IOL = 100
μ
A
IOL = 24 mA
IOL = 16 mA
IOL = 32 mA
IOL = 48 mA
IOL = 64 mA
VI = 5.5 V
VI = VCC or GND
VI = VCC
VI = 0
VI or VO = 0 to
4.5 V
VI = 0.8 V
VI = 2 V
VO = 3 V
VO = 0.5 V
–1.2
–1.2
V
VCC–0.2
2.4
VCC–0.2
2.4
VOH
V
VCC= 3 V
VCC = 3 V
2
2
VCC= 2 7 V
VCC = 2.7 V
0.2
0.2
0.5
0.5
VOL
0.4
0.4
V
VCC= 3 V
VCC = 3 V
0.5
0.5
0.55
0.55
VCC = 0 or MAX,
10
±
1
1
10
±
1
1
II
Control inputs
μ
A
VCC = 3.6 V
Data inputs
–5
–5
Ioff
VCC = 0,
±
100
μ
A
II(h ld)
II(hold)
VCC= 3 V
VCC = 3 V
Data inputs
75
75
μ
A
–75
–75
IOZH
IOZL
VCC = 3.6 V,
VCC = 3.6 V,
5
5
μ
A
μ
A
–5
–5
Outputs high
0.12
0.19
0.12
0.19
ICC
VCC = 3.6 V,
VI = VCC or GND
IO = 0,
Outputs low
4.5
7
4.5
7
mA
Outputs
disabled
0.12
0.19
0.12
0.19
ICC§
VCC = 3 V to 3.6 V,
Other inputs at VCC or GND
VI = 3 V or 0
VO = 3 V or 0
One input at VCC – 0.6 V,
0.3
0.2
mA
Ci
Co
4
4
pF
8
8
pF
All typical values are at VCC = 3.3 V, TA = 25
°
C.
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
§This is the increase in supply current for each input that is at the specified TTL voltage level rather than VCC or GND.
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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