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参数资料
| 型号： | SNJ54AHC273FK |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 锁存器 |
| 英文描述： | AHC/VHC/H/U/V SERIES, POSITIVE EDGE TRIGGERED D FLIP-FLOP, TRUE OUTPUT, CQCC20 |
| 封装： | CERAMIC, LCC-20 |
| 文件页数： | 16/21页 |
| 文件大小： | 797K |
| 代理商： | SNJ54AHC273FK |
SN54AHC273, SN74AHC273
OCTAL D-TYPE FLIP-FLOPS
WITH CLEAR
SCLS376G – JUNE 1997 – REVISED JULY 2003
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
SN54AHC273
SN74AHC273
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
2 V
1.9
IOH = –50 mA
3 V
2.9
VOH
4.5 V
4.4
V
IOH = –4 mA
3 V
2.58
2.48
IOH = –8 mA
4.5 V
3.94
3.8
2 V
0.1
IOL = 50 mA
3 V
0.1
VOL
4.5 V
0.1
V
IOL = 4 mA
3 V
0.36
0.5
0.44
IOL = 8 mA
4.5 V
0.36
0.5
0.44
II
VI = 5.5 V or GND
0 V to 5.5 V
±0.1
±1*
±1
mA
ICC
VI = VCC or GND,
IO = 0
5.5 V
4
40
mA
Ci
VI = VCC or GND
5 V
2.5
10
pF
* On products compliant to MIL-PRF-38535, this parameter is not production tested at VCC = 0 V.
timing requirements over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V
(unless otherwise noted) (see Figure 1)
SN54AHC273
SN74AHC273
TA = 25°C
MIN
MAX
TA = 25°C
MIN
MAX
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
t
Pulse duration
CLR low
5
6
5
6
ns
tw
Pulse duration
CLK high or low
5
6.5
5
6.5
ns
t
Setup time
Data before CLK
↑
5.5
6.5
5.5
6.5
ns
tsu
Setup time
CLR before CLK
↑
2.5
ns
th
Hold time, data after CLK
↑
1.5
2
1
ns
timing requirements over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V
(unless otherwise noted) (see Figure 1)
SN54AHC273
SN74AHC273
TA = 25°C
MIN
MAX
TA = 25°C
MIN
MAX
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
t
Pulse duration
CLR low
5
ns
tw
Pulse duration
CLK high or low
5
ns
t
Setup time
Data before CLK
↑
4.5
ns
tsu
Setup time
CLR before CLK
↑
2
ns
th
Hold time, data after CLK
↑
1.5
2
1
ns
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相关代理商/技术参数 |
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|---|---|
| SNJ54AHC273J | 制造商:Texas Instruments 功能描述:5962-9853001QRA, OCTAL D-TYPE FF W/CLR - Rail/Tube 制造商:Texas Instruments 功能描述:Flip Flop D-Type Bus Interface Pos-Edge 1-Element 20-Pin CDIP Tube |
| SNJ54AHC273W | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述: |
| SNJ54AHC32FK | 制造商:Texas Instruments 功能描述: |
| SNJ54AHC32J | 制造商:Texas Instruments 功能描述:OR Gate 4-Element 2-IN CMOS 14-Pin CDIP Tube 制造商:Texas Instruments 功能描述:OR GATE 4-ELEM 2-IN CMOS 14CDIP - Rail/Tube |
| SNJ54AHC32W | 制造商:TI 制造商全称:Texas Instruments 功能描述:QUADRUPLE 2-INPUT POSITIVE-OR GATES |
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