參數(shù)資料
型號: SN74ALVCH16721DGG
廠商: Texas Instruments, Inc.
元件分類: 通用總線功能
英文描述: 3.3-V 20-BIT FLIP-FLOP WITH 3-STATE OUTPUTS
中文描述: 3.3 V的20位觸發(fā)器具有三態(tài)輸出
文件頁數(shù): 4/9頁
文件大?。?/td> 137K
代理商: SN74ALVCH16721DGG
SN74ALVCH16721
3.3-V 20-BIT FLIP-FLOP
WITH 3-STATE OUTPUTS
SCES052D – JULY 1995 – REVISED FEBRUARY 1999
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
UNIT
IOH = –100
μ
A
IOH = –4 mA
IOH = –6 mA
1.65 V to 3.6 V
VCC–0.2
1.2
1.65 V
2.3 V
2
VOH
2.3 V
1.7
V
IOH = –12 mA
2.7 V
2.2
3 V
2.4
IOH = –24 mA
IOL = 100
μ
A
IOL = 4 mA
IOL = 6 mA
3 V
2
1.65 V to 3.6 V
0.2
1.65 V
0.45
VOL
2.3 V
0.4
V
IOL= 12 mA
IOL = 12 mA
2.3 V
0.7
2.7 V
0.4
IOL = 24 mA
VI = VCC or GND
VI = 0.58 V
VI = 1.07 V
VI = 0.7 V
VI = 1.7 V
VI = 0.8 V
VI = 2 V
VI = 0 to 3.6 V
VO = VCC or GND
VI = VCC or GND,
One input at VCC – 0.6 V,
3 V
0.55
±
5
II
3.6 V
μ
A
1.65 V
25
1.65 V
–25
2.3 V
45
II(hold)
2.3 V
–45
μ
A
3 V
75
3 V
–75
3.6 V
±
500
±
10
40
IOZ
ICC
ICC
3.6 V
μ
A
μ
A
μ
A
IO = 0
Other inputs at VCC or GND
3.6 V
3 V to 3.6 V
750
Ci
Control inputs
VI= VCCor GND
VI = VCC or GND
3 3 V
3.3 V
3.5
pF
Data inputs
6
Co
Outputs
VO = VCC or GND
3.3 V
7
pF
All typical values are at VCC = 3.3 V, TA = 25
°
C.
This is the bus-hold maximum dynamic current. It is the minimum overdrive current required to switch the input from one state to another.
timing requirements over recommended operating free-air temperature range (unless otherwise
noted) (see Figures 1 through 3)
VCC = 1.8 V
VCC = 2.5 V
±
0.2 V
VCC = 2.7 V
VCC = 3.3 V
±
0.3 V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
fclock
tw
Clock frequency
§
150
150
150
MHz
Pulse duration, CLK high or low
§
3.3
3.3
3.3
ns
tsu
Setup time
Data before CLK
CLKEN before CLK
Data after CLK
CLKEN after CLK
§
4
3.6
3.1
ns
§
3.4
3.1
2.7
th
Hold time
§
§
0
0
0
0
0
0
ns
§This information was not available at the time of publication.
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