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参数资料
| 型号： | SNJ54BCT125AJ |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 总线收发器 |
| 英文描述： | BCT/FBT SERIES, QUAD 1-BIT DRIVER, TRUE OUTPUT, CDIP14 |
| 封装： | CERAMIC, DIP-14 |
| 文件页数： | 11/17页 |
| 文件大小： | 687K |
| 代理商： | SNJ54BCT125AJ |
SN54BCT125A, SN74BCT125A
QUADRUPLE BUS BUFFER GATES
WITH 3-STATE OUTPUTS
SCBS032F – SEPTEMBER 1988 – REVISED MARCH 2003
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 3)
SN54BCT125A
SN74BCT125A
UNIT
MIN
NOM
MAX
MIN
NOM
MAX
UNIT
VCC
Supply voltage
4.5
5
5.5
4.5
5
5.5
V
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.8
V
IIK
Input clamp current
–18
mA
IOH
High-level output current
–12
–15
mA
IOL
Low-level output current
48
64
mA
TA
Operating free-air temperature
–55
125
0
70
°C
NOTE 3: 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.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54BCT125A
SN74BCT125A
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VIK
VCC = 4.5 V,
II = –18 mA
–1.2
V
IOH = –3 mA
2.4
3.3
2.4
3.3
VOH
VCC = 4.5 V
IOH = –12 mA
2
3.2
V
IOH = –15 mA
2
3.1
VOL
VCC =4 5V
IOL = 48 mA
0.38
0.55
V
VOL
VCC = 4.5 V
IOL = 64 mA
0.42
0.55
V
II
VCC = 0,
VI = 7 V
0.1
mA
IIH
VCC = 5.5 V,
VI = 2.7 V
35
25
A
IIL
VCC = 5.5 V,
VI = 0.5 V
–20
A
IOZH
VCC = 5.5 V,
VO = 2.7 V
50
A
IOZL
VCC = 5.5 V,
VO = 0.5 V
–50
A
IOS
VCC = 5.5 V,
VO = 0
–100
–225
–100
–225
mA
ICCH
VCC = 5.5 V,
Outputs open
19
31
19
31
mA
ICCL
VCC = 5.5 V,
Outputs open
46
49
46
49
mA
ICCZ
VCC = 5.5 V,
Outputs open
6
14
6
14
mA
Ci
VCC = 5 V,
VI = 2.5 V or 0.5 V
4
pF
Co
VCC = 5 V,
VO = 2.5 V or 0.5 V
9
pF
All typical values are at VCC = 5 V.
Not more than one output should be tested at a time, and the duration of the test should not exceed one second.
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