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参数资料
型号： SN74LV273APWTG4
厂商： TEXAS INSTRUMENTS INC
元件分类： 锁存器
英文描述： LV/LV-A/LVX/H SERIES, POSITIVE EDGE TRIGGERED D FLIP-FLOP, TRUE OUTPUT, PDSO20
封装： GREEN, PLASTIC, TSSOP-20
文件页数： 18/22页
文件大小： 843K
代理商： SN74LV273APWTG4
SN54LV273A, SN74LV273A
OCTAL DTYPE FLIPFLOPS
WITH CLEAR
SCLS399J APRIL 1998 REVISED APRIL 2005
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range, VCC = 2.5 V ± 0.2 V
(unless otherwise noted) (see Figure 1)
TA = 25°C
SN54LV273A
SN74LV273A
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
tw
Pulse duration
CLR low
6.5
7
ns
tw
Pulse duration
CLK high or low
7
8.5
ns
tsu
Setup time, data before CLK
↑
Data
8.5
10.5
ns
tsu
Setup time, data before CLK
↑
CLR inactive
4
ns
th
Hold time, data after CLK
↑
0.5
1
ns
timing requirements over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V
(unless otherwise noted) (see Figure 1)
TA = 25°C
SN54LV273A
SN74LV273A
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
tw
Pulse duration
CLR low
5
6
ns
tw
Pulse duration
CLK high or low
5
6.5
ns
tsu
Setup time, data before CLK
↑
Data
5.5
6.5
ns
tsu
Setup time, data before CLK
↑
CLR inactive
2.5
ns
th
Hold time, data after CLK
↑
1
ns
timing requirements over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V
(unless otherwise noted) (see Figure 1)
TA = 25°C
SN54LV273A
SN74LV273A
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
tw
Pulse duration
CLR low
5
ns
tw
Pulse duration
CLK high or low
5
ns
tsu
Setup time, data before CLK
↑
Data
4.5
ns
tsu
Setup time, data before CLK
↑
CLR inactive
2
ns
th
Hold time, data after CLK
↑
1
ns
switching
characteristics
over
recommended
operating
free-air
temperature
range,
VCC = 2.5 V ± 0.2 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
LOAD
TA = 25°C
SN54LV273A
SN74LV273A
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
fmax
CL = 15 pF
55*
95*
45*
45
MHz
fmax
CL = 50 pF
45
75
40
MHz
tpd
CLK
Q
CL = 15 pF
10.4*
18.3*
1*
20.5*
1
20.5
ns
tPHL
CLR
Q
CL = 15 pF
10.3*
19*
1*
21*
1
21
ns
tpd
CLK
Q
12.9
22.1
1
25
1
25
tPHL
CLR
Q
CL = 50 pF
13.1
22.8
1
25.5
1
25.5
ns
tsk(o)
CL = 50 pF
2
ns
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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SN74LV273ARGYR 功能描述:触发器 Octal w/ Clear RoHS:否 制造商:Texas Instruments 电路数量:2 逻辑系列:SN74 逻辑类型:D-Type Flip-Flop 极性:Inverting, Non-Inverting 输入类型:CMOS 输出类型: 传播延迟时间:4.4 ns 高电平输出电流:- 16 mA 低电平输出电流:16 mA 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:X2SON-8 封装:Reel
SN74LV273ARGYRG4 功能描述:触发器 Octal D-Type Flip-Flop w/Clear RoHS:否 制造商:Texas Instruments 电路数量:2 逻辑系列:SN74 逻辑类型:D-Type Flip-Flop 极性:Inverting, Non-Inverting 输入类型:CMOS 输出类型: 传播延迟时间:4.4 ns 高电平输出电流:- 16 mA 低电平输出电流:16 mA 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:X2SON-8 封装:Reel
SN74LV273AZQNR 功能描述:触发器 Octal D-Type Flip-Flop w/Clear RoHS:否 制造商:Texas Instruments 电路数量:2 逻辑系列:SN74 逻辑类型:D-Type Flip-Flop 极性:Inverting, Non-Inverting 输入类型:CMOS 输出类型: 传播延迟时间:4.4 ns 高电平输出电流:- 16 mA 低电平输出电流:16 mA 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:X2SON-8 封装:Reel
SN74LV273DW 制造商:Texas Instruments 功能描述:
SN74LV273DWR 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述:
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