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參數(shù)資料
| 型號： | SNJ54AHCT574W |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 總線收發(fā)器 |
| 英文描述： | AHCT/VHCT/VT SERIES, 8-BIT DRIVER, TRUE OUTPUT, CDFP20 |
| 封裝： | CERAMIC, DFP-20 |
| 文件頁數(shù)： | 14/20頁 |
| 文件大小： | 777K |
| 代理商： | SNJ54AHCT574W |
SN54AHCT574, SN74AHCT574
OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS
WITH 3-STATE OUTPUTS
SCLS245L – OCTOBER 1995 – REVISED JULY 2003
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 3)
SN54AHCT574
SN74AHCT574
UNIT
MIN
MAX
MIN
MAX
UNIT
VCC
Supply voltage
4.5
5.5
4.5
5.5
V
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.8
V
VI
Input voltage
0
5.5
0
5.5
V
VO
Output voltage
0
VCC
0
VCC
V
IOH
High-level output current
–8
mA
IOL
Low-level output current
8
mA
t/v
Input transition rise or fall rate
20
ns/V
TA
Operating free-air temperature
–55
125
–40
85
°C
NOTE 3: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
SN54AHCT574
SN74AHCT574
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
VOH
IOH = –50 mA
45 V
4.4
4.5
4.4
V
VOH
IOH = –8 mA
4.5 V
3.94
3.8
V
VOL
IOL = 50 mA
45 V
0.1
V
VOL
IOL = 8 mA
4.5 V
0.36
0.44
V
II
VI = 5.5 V or GND
0 V to 5.5 V
±0.1
±1*
±1
mA
IOZ
VO = VCC or GND
5.5 V
±0.25
±2.5
mA
ICC
VI = VCC or GND,
IO = 0
5.5 V
4
40
mA
ICC
One input at 3.4 V,
Other inputs at VCC or GND
5.5 V
1.35
1.5
mA
Ci
VI = VCC or GND
5 V
3
10
pF
Co
VO = VCC or GND
5 V
3
pF
* On products compliant to MIL-PRF-38535, this parameter is not production tested at VCC = 0 V.
This is the increase in supply current for each input at one of the specified TTL voltage levels, rather than 0 V or VCC.
timing requirements over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V
(unless otherwise noted) (see Figure 1)
TA = 25°C
SN54AHCT574
SN74AHCT574
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
tw
Pulse duration, CLK high or low
5
5.5
ns
tsu
Setup time, data before CLK
↑
3
3.5
ns
th
Hold time, data after CLK
↑
1.5
ns
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| SNJ54AHCT594FK | 制造商:TI 制造商全稱:Texas Instruments 功能描述:8-BIT SHIFT REGISTERS WITH OUTPUT REGISTERS |
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| SNJ54AHCT594W | 制造商:TI 制造商全稱:Texas Instruments 功能描述:8-BIT SHIFT REGISTERS WITH OUTPUT REGISTERS |
| SNJ54AHCT595FK | 制造商:TI 制造商全稱:Texas Instruments 功能描述:8-BIT SHIFT REGISTERS WITH 3-STATE OUTPUT REGISTERS |
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