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参数资料
| 型号： | SN54BCT125AN |
| 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, CDIP24 |
| 封装： | 0.300 INCH, CERAMIC, DIP-24 |
| 文件页数： | 3/5页 |
| 文件大小： | 72K |
| 代理商： | SN54BCT125AN |
SN54BCT125A, SN74BCT125A
QUADRUPLE BUS BUFFER GATES
WITH 3-STATE OUTPUTS
SCBS032E – SEPTEMBER 1988 – REVISED APRIL 1994
2–5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
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.
switching characteristics (see Note 2)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
CL = 50 pF,
R1 = 500
,
R2 = 500
,
TA = 25°C
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
R1 = 500
,
R2 = 500
,
TA = MIN to MAX§
UNIT
′BCT125A
SN54BCT125A
SN74BCT125A
MIN
TYP
MAX
MIN
MAX
MIN
MAX
tPLH
A
Y
1.6
3.5
5.2
1.6
6
1.6
5.7
ns
tPHL
A
Y
2.7
5
6.9
2.7
8
2.7
7.7
ns
tPZH
OE
Y
3.4
6.7
9
3.4
11.1
3.4
10.3
ns
tPZL
OE
Y
5
8.2
10.4
5
12.8
5
11.7
ns
tPHZ
OE
Y
3
5.8
7.4
3
9.4
3
8.9
ns
tPLZ
OE
Y
2.8
5.5
7.3
2.8
9.9
2.8
8.6
ns
§ For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
NOTE 2: Load circuits and voltage waveforms are shown in Section 1.
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