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参数资料
| 型号： | SN74BCT240DBR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 总线收发器 |
| 英文描述： | BCT/FBT SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, PDSO20 |
| 封装： | GREEN, PLASTIC, SSOP-20 |
| 文件页数： | 13/18页 |
| 文件大小： | 707K |
| 代理商： | SN74BCT240DBR |
SN54BCT240, SN74BCT240
OCTAL BUFFERS/DRIVERS
WITH 3-STATE OUTPUTS
SCBS004F – OCTOBER 1987 – REVISED MARCH 2003
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54BCT240
SN74BCT240
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 = 5.5 V,
VI = 7 V
0.1
mA
IIH
VCC = 5.5 V,
VI = 2.7 V
20
A
IIL
VCC = 5.5 V,
VI = 0.5 V
–1
mA
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
71
46
71
mA
ICCZ
VCC = 5.5 V,
Outputs open
6
9
6
9
mA
Ci
VCC = 5 V,
VI = 2.5 V or 0.5 V
6
pF
Co
VCC = 5 V,
VO = 2.5 V or 0.5 V
11
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 Figure 1)
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
’BCT240
SN54BCT240
SN74BCT240
MIN
TYP
MAX
MIN
MAX
MIN
MAX
tPLH
A
Y
0.5
3.3
4.8
0.5
6.4
0.5
5.6
ns
tPHL
A
Y
0.4
1.8
3.5
0.4
4.5
0.4
4
ns
tPZH
OE
Y
1
6.4
7.9
1
9.2
1
8.8
ns
tPZL
OE
Y
1
7.5
9.4
1
10.8
1
10.5
ns
tPHZ
OE
Y
1
6
6.8
1
8.5
1
8.1
ns
tPLZ
OE
Y
1
6.7
8.1
1
10.6
1
9.5
ns
§ For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
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| SN74BCT240DBRE4 | 功能描述:缓冲器和线路驱动器 Octal Buffers and Line Drivers RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel |
| SN74BCT240DBRG4 | 功能描述:缓冲器和线路驱动器 Octal Buffers and Line Drivers RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel |
| SN74BCT240DW | 功能描述:缓冲器和线路驱动器 Octal Buffers and Line Drivers RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel |
| SN74BCT240DWE4 | 功能描述:缓冲器和线路驱动器 Octal Buffers and Line Drivers RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel |
| SN74BCT240DWG4 | 功能描述:缓冲器和线路驱动器 Octal Buffers and Line Drivers RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel |
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