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参数资料
| 型号： | SN74BCT651NT |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 总线收发器 |
| 英文描述： | BCT/FBT SERIES, 8-BIT REGISTERED TRANSCEIVER, INVERTED OUTPUT, PDIP24 |
| 封装： | 0.300 INCH, PLASTIC, DIP-24 |
| 文件页数： | 6/10页 |
| 文件大小： | 231K |
| 代理商： | SN74BCT651NT |
SN74BCT651
OCTAL BUS TRANSCEIVER AND REGISTER
WITH 3STATE OUTPUTS
SCBS054A AUGUST 1990 REVISED NOVEMBER 1993
25
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
recommended operating conditions
MIN
NOM
MAX
UNIT
VCC
Supply voltage
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
15
mA
IOL
Low-level output current
64
mA
TA
Operating free-air temperature
0
70
°C
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIK
VCC = 4.5 V,
II = 18 mA
1.2
V
VCC = 4.5 V
IOH = 3 mA
2.4
3.3
VOH
VCC = 4.5 V
IOH = 15 mA
2
3.1
V
VOH
VCC = 4.75 V,
IOH = 3 mA
2.7
V
VOL
VCC = 4.5 V,
IOL = 64 mA
0.42
0.55
V
II
A or B port
VCC = 5.5 V,
VI = 5.5 V
1
mA
II
Control inputs
VCC = 5.5 V,
VI = 5.5 V
1
mA
IIH
A or B port
VCC = 5.5 V,
VI = 2.7 V
70
A
IIH
Control inputs
VCC = 5.5 V,
VI = 2.7 V
20
A
IIL
A or B port
VCC = 5.5 V,
VI = 0.5 V
0.7
mA
IIL
Control inputs
VCC = 5.5 V,
VI = 0.5 V
0.7
mA
IOS§
VCC = 5.5 V,
VO = 0
100
225
mA
ICCL
A or B port
VCC = 5.5 V,
VI = GND
39
62
mA
ICCH
A or B port
VCC = 5.5 V,
VI = 4.5 V
8
13
mA
ICCZ
A or B port
VCC = 5.5 V,
VI = GND
10
16
mA
Ci
Control inputs
VCC = 5 V,
VI = 2.5 V or 0.5 V
5.5
pF
Cio
A or B port
VCC = 5 V,
VO = 2.5 V or 0.5 V
11
pF
All typical values are at VCC = 5 V, TA = 25°C.
For I/O ports, the parameters IIH and IIL include the off-state output current.
§ Not more than one output should be tested at a time, and the duration of the test should not exceed one second.
timing requirements over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted)
VCC = 5 V,
TA = 25°C
MIN
MAX
UNIT
MIN
MAX
MIN
MAX
UNIT
fclock
Clock frequency
0
85
0
85
MHz
tw
Pulse duration
CLK high
4.8
ns
tw
Pulse duration
CLK low
7
ns
tsu
Setup time, A or B before CLK
↑
6
ns
th
Hold time, A or B after CLK
↑
1
ns
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| SN74BCT652DWE4 | 功能描述:总线收发器 Octal Bus Transcvrs & Reg RoHS:否 制造商:Fairchild Semiconductor 逻辑类型:CMOS 逻辑系列:74VCX 每芯片的通道数量:16 输入电平:CMOS 输出电平:CMOS 输出类型:3-State 高电平输出电流:- 24 mA 低电平输出电流:24 mA 传播延迟时间:6.2 ns 电源电压-最大:2.7 V, 3.6 V 电源电压-最小:1.65 V, 2.3 V 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-48 封装:Reel |
| SN74BCT652DWG4 | 功能描述:总线收发器 Octal Bus Transceivr And Registers RoHS:否 制造商:Fairchild Semiconductor 逻辑类型:CMOS 逻辑系列:74VCX 每芯片的通道数量:16 输入电平:CMOS 输出电平:CMOS 输出类型:3-State 高电平输出电流:- 24 mA 低电平输出电流:24 mA 传播延迟时间:6.2 ns 电源电压-最大:2.7 V, 3.6 V 电源电压-最小:1.65 V, 2.3 V 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-48 封装:Reel |
| SN74BCT652DWR | 功能描述:总线收发器 Octal Bus Transcvrs & Reg RoHS:否 制造商:Fairchild Semiconductor 逻辑类型:CMOS 逻辑系列:74VCX 每芯片的通道数量:16 输入电平:CMOS 输出电平:CMOS 输出类型:3-State 高电平输出电流:- 24 mA 低电平输出电流:24 mA 传播延迟时间:6.2 ns 电源电压-最大:2.7 V, 3.6 V 电源电压-最小:1.65 V, 2.3 V 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-48 封装:Reel |
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