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参数资料
| 型号： | SN74LVC646ANSRE4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 总线收发器 |
| 英文描述： | LVC/LCX/Z SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO24 |
| 封装： | GREEN, PLASTIC, SOP-24 |
| 文件页数： | 18/21页 |
| 文件大小： | 472K |
| 代理商： | SN74LVC646ANSRE4 |
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Electrical Characteristics
Timing Requirements
SN54LVC646A, SN74LVC646A
OCTAL BUS TRANSCEIVERS AND REGISTERS
WITH 3-STATE OUTPUTS
SCAS302J – JANUARY 1993 – REVISED AUGUST 2005
over recommended operating free-air temperature range (unless otherwise noted)
SN54LVC646A
SN74LVC646A
PARAMETER
TEST CONDITIONS
VCC
UNIT
MIN
TYP(1) MAX
MIN
TYP(1) MAX
1.65 V to 3.6 V
VCC – 0.2
IOH = –100 A
2.7 V to 3.6 V
VCC – 0.2
IOH = –4 mA
1.65 V
1.2
VOH
IOH = –8 mA
2.3 V
1.7
V
2.7 V
2.2
IOH = –12 mA
3 V
2.4
IOH = –24 mA
3 V
2.2
1.65 V to 3.6 V
0.2
IOL = 100 A
2.7 V to 3.6 V
0.2
IOL = 4 mA
1.65 V
0.45
VOL
V
IOL = 8 mA
2.3 V
0.7
IOL = 12 mA
2.7 V
0.4
IOL = 24 mA
3 V
0.55
Control
II
VI = 0 to 5.5 V
3.6 V
±5
A
inputs
Ioff
VI or VO = 5.5 V
0
±10
A
IOZ(2)
VO = 0 to 5.5 V
3.6 V
±15
±10
A
VI = VCC or GND
10
ICC
IO = 0
3.6 V
A
3.6 V
≤ V
I ≤ 5.5 V
(3)
10
One input at VCC – 0.6 V,
I
CC
2.7 V to 3.6 V
500
A
Other inputs at VCC or GND
Control
Ci
VI = VCC or GND
3.3 V
4.5
pF
inputs
A or B
Cio
VO = VCC or GND
3.3 V
7.5
pF
port
(1)
All typical values are at VCC = 3.3 V, TA = 25°C.
(2)
For I/O ports, the parameter IOZ includes the input leakage current.
(3)
This applies in the disabled state only.
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 2)
SN54LVC646A
VCC = 3.3 V
VCC = 2.7 V
UNIT
± 0.3 V
MIN
MAX
MIN
MAX
fclock
Clock frequency
150
MHz
tw
Pulse duration
3.3
ns
tsu
Setup time, data before CLK
↑
1.6
1.5
ns
th
Hold time, data after CLK
↑
1.7
ns
6
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相关代理商/技术参数 |
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| SN74LVC646ANSRG4 | 功能描述:总线收发器 Octal Bus Transceivr And Register 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 |
| SN74LVC646APW | 功能描述:总线收发器 Octal Bus Trncvr/Reg W/3-State Otpt 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 |
| SN74LVC646APWE4 | 功能描述:总线收发器 Octal Bus Trncvr/Reg W/3-State Otpt 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 |
| SN74LVC646APWG4 | 功能描述:总线收发器 Octal Bus Transceivr And Register 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 |
| SN74LVC646APWR | 功能描述:总线收发器 Tri-St. Octal Bus 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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