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參數(shù)資料
| 型號： | SN54F374FK |
| 廠商： | Texas Instruments, Inc. |
| 元件分類： | 通用總線功能 |
| 英文描述： | OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH 3-STATE OUTPUTS |
| 中文描述： | 八路邊沿觸發(fā)的D型倒裝3觸發(fā)器態(tài)輸出 |
| 文件頁數(shù)： | 3/5頁 |
| 文件大小： | 74K |
| 代理商： | SN54F374FK |
SN54F374, SN74F374
OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS
WITH 3-STATE OUTPUTS
SDFS077A – D2932, MARCH 1987 – REVISED OCTOBER 1993
2–3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54F374
MIN
TYP
SN74F374
MIN
TYP
UNIT
MAX
MAX
VIK
VCC = 4.5 V,
II = –18 mA
IOH = – 1 mA
IOH = – 3 mA
IOH = – 1 mA to –3 mA
IOL = 20 mA
IOL = 24 mA
VO = 2.7 V
VO = 0.5 V
VI = 7 V
VI = 2.7 V
VI = 0.5 V
VO = 0
See Note 2
–1.2
–1.2
V
VCC= 4 5 V
VCC = 4.5 V
2.5
3.4
2.5
3.4
VOH
2.4
3.3
2.4
3.3
V
VCC = 4.75 V,
2.7
VOL
VCC= 4 5 V
VCC = 4.5 V
0.3
0.5
V
0.35
0.5
IOZH
IOZL
II
IIH
IIL
IOS
ICCZ
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
50
50
μ
A
μ
A
mA
μ
A
mA
–50
–50
0.1
0.1
20
20
– 0.6
– 0.6
–60
–150
–60
–150
mA
55
86
55
86
mA
All typical values are at VCC = 5 V, TA = 25
°
C.
Not more than one output should be shorted at a time, and the duration of the short circuit should not exceed one second.
NOTE 2: ICCZ is measured with OE at 4.5 V and all other inputs grounded.
timing requirements over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted)
VCC = 5 V,
TA = 25
°
C
′
F374
MIN
SN54F374
SN74F374
UNIT
MAX
MIN
MAX
MIN
MAX
fclock
Clock frequency
0
100
0
60
0
70
MHz
tw
Pulse duration
CLK high
7
7
7
ns
CLK low
6
6
6
tsu
Setup time data before CLK
Setup time, data before CLK
↑
High
2
2.5
2
ns
Low
2
2
2
th
Hold time data after CLK
Hold time, data after CLK
↑
High
Low
2
2
2
2
2
ns
2.5
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