参数资料
型号: 74LCX16500MTDX
厂商: Fairchild Semiconductor
文件页数: 6/10页
文件大小: 0K
描述: TXRX 18BIT UNIV BUS LV 56TSSOP
标准包装: 1,000
系列: 74LCX
逻辑类型: 通用总线收发器
电路数: 18 位
输出电流高,低: 24mA,24mA
电源电压: 2 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 56-TFSOP(0.240",6.10mm 宽)
供应商设备封装: 56-TSSOP
包装: 带卷 (TR)
5
www.fairchildsemi.com
7
4
LCX16500
DC Electrical Characteristics (Continued)
Note 10: Outputs disabled or 3-STATE only.
AC Electrical Characteristics
Note 11: 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).
Dynamic Switching Characteristics
Capacitance
Symbol
Parameter
Conditions
VCC
TA = 40°C to +85°C
Units
(V)
Min
Max
ICC
Quiescent Supply Current
VI = VCC or GND
2.3
3.6
20
A
3.6V
≤ V
I, VO ≤ 5.5V (Note 10)
2.3
3.6
±20
I
CC
Increase in ICC per Input
VIH = VCC 0.6V
2.3
3.6
500
A
Symbol
Parameter
TA = 40°C to +85°C, RL = 500
Units
VCC = 3.3V ± 0.3V
VCC = 2.7V
VCC = 2.5V ± 0.2V
CL = 50 pF
CL = 30 pF
Min
Max
Min
Max
Min
Max
fMAX
Maximum Clock Frequency
170
MHz
tPHL
Propagation Delay
1.5
6.0
1.5
7.0
1.5
7.2
ns
tPLH
Bus to Bus
1.5
6.0
1.5
7.0
1.5
7.2
tPHL
Propagation Delay
1.5
6.7
1.5
8.0
1.5
8.4
ns
tPLH
Clock to Bus
1.5
6.7
1.5
8.0
1.5
8.4
tPHL
Propagation Delay
1.5
7.0
1.5
8.0
1.5
8.4
ns
tPLH
LE to Bus
1.5
7.0
1.5
8.0
1.5
8.4
tPZL
Output Enable Time
1.5
7.2
1.5
8.2
1.5
9.4
ns
tPZH
1.57.2
1.58.2
1.59.4
tPLZ
Output Disable Time
1.5
7.0
1.5
8.0
1.5
8.4
ns
tPHZ
1.57.0
1.58.0
1.58.4
tS
Setup Time
2.5
3.0
ns
tH
Hold Time
1.5
2.0
ns
tW
Pulse Width
3.0
3.5
ns
tOSHL
Output to Output Skew
1.0
ns
tOSLH
(Note 11)
1.0
Symbol
Parameter
Conditions
VCC
TA = 25°C
Units
(V)
Typical
VOLP
Quiet Output Dynamic Peak VOL
CL = 50 pF, VIH = 3.3V, VIL = 0V
3.3
0.8
V
CL = 30 pF, VIH =2.5V, VIL = 0V
2.5
0.6
VOLV
Quiet Output Dynamic Valley VOL
CL = 50 pF, VIH = 3.3V, VIL = 0V
3.3
0.8
V
CL = 30 pF, VIH =2.5V, VIL = 0V
2.5
0.6
Symbol
Parameter
Conditions
Typical
Units
CIN
Input Capacitance
VCC = Open, VI = 0V or VCC
7pF
CI/O
Input/Output Capacitance
VCC = 3.3V, VI = 0V or VCC
8pF
CPD
Power Dissipation Capacitance
VCC = 3.3V, VI = 0V or VCC, f = 10 MHz
20
pF
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