参数资料
型号: 74LVT573WM
厂商: Fairchild Semiconductor
文件页数: 8/11页
文件大小: 0K
描述: IC LATCH TRANSP OCT 3ST 20SOIC
标准包装: 1,080
系列: 74LVT
逻辑类型: D 型透明锁存器
电路: 8:8
输出类型: 三态
电源电压: 2.7 V ~ 3.6 V
独立电路: 1
延迟时间 - 传输: 1.5ns
输出电流高,低: 32mA,64mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
供应商设备封装: 20-SOIC
包装: 管件
1999 Fairchild Semiconductor Corporation
www.fairchildsemi.com
74LVT573, 74LVTH573 Rev. 1.7.0
6
74L
VT573,
74L
VTH573
Lo
w
V
olta
g
e
Octal
T
ransparent
Latc
h
with
3-ST
A
TE
Outputs
Dynamic Switching Characteristics(7)
Notes:
7. Characterized in SOIC package. Guaranteed parameter, but not tested.
8. Max number of outputs defined as (n). n–1 data inputs are driven 0V to 3V. Output under test held LOW.
AC Electrical Characteristics
Notes:
9. All typical values are at VCC = 3.3V, TA = 25°C.
10. Skew is defined as the absolute value of the difference between the actual propagation delay for any two
separate outputs of the same device. The specification applies to any outputs switching in the same direction,
either HIGH-to-LOW (tOSHL) or LOW-to-HIGH (tOSLH).
Capacitance(11)
Note:
11. Capacitance is measured at frequency f
= 1MHz, per MIL-STD-883, Method 3012.
Symbol
Parameter
VCC (V)
Conditions
TA = 25°C
Units
CL = 50pF, RL = 500
Min.
Typ.
Max.
VOLP
Quiet Output Maximum
Dynamic VOL
3.3
(8)
0.8
V
VOLV
Quiet Output Minimum
Dynamic VOL
3.3
(8)
–0.8
V
Symbol
Parameter
TA = –40°C to +85°C
CL = 50pF, RL = 500
Units
VCC = 3.3V ± 0.3V
VCC = 2.7V
Min.
Typ.(9)
Max.
Min.
Max.
tPHL
Propagation Delay, Dn to On
1.5
4.4
1.5
4.9
ns
tPLH
1.5
4.1
1.5
4.7
tPHL
Propagation Delay, LE to On
1.9
4.4
1.9
4.9
ns
tPLH
1.9
4.4
1.9
5.0
tPZL
Output Enable Time
1.5
5.1
1.5
6.6
ns
tPZH
1.5
5.1
1.5
5.9
tPLZ
Output Disable Time
2.0
4.6
2.0
4.9
ns
tPHZ
2.0
4.9
2.0
5.5
tS
Setup Time, Dn to LE
0.7
0.6
ns
tH
Hold Time, Dn to LE
1.5
1.7
ns
tW
LE Pulse Width
3.0
ns
tOSHL, tOSLH Output to Output Skew
(10)
1.0
ns
Symbol
Parameter
Conditions
Typical
Units
CIN
Input Capacitance
VCC = Open, VI = 0V or VCC
4pF
COUT
Output Capacitance
VCC = 3.0V, VO = 0V or VCC
6
pF
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