参数资料
型号: PI74FCT245TQE
厂商: Pericom
文件页数: 4/7页
文件大小: 0K
描述: IC TRANSCEIVER 8BIT N-INV 20QSOP
标准包装: 55
系列: 74FCT
逻辑类型: 收发器,非反相
元件数: 1
每个元件的位元数: 8
输出电流高,低: 15mA,64mA
电源电压: 4.75 V ~ 5.25 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-SSOP(0.154",3.90mm 宽)
供应商设备封装: 20-QSOP
包装: 管件
4
PS2012E
08/08/06
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PI74FCT245T
PI74FCT2245T(25 Ohm Series )
Octal BidirectionalTransceivers
Switching Characteristics over Operating Range
245T/2245T
245AT/2245AT 245CT/2245CT
245DT
Com.
Parameters Description
Conditions(1)
Min.
Max.
Min.
Max.
Min.
Max.
Min
Max. Unit
tPLH
Propagation Delay
CL = 50 pF
1.5(1)
7.0
1.5(1)
4.6
1.5(1)
4.1
1.5(1)
3.8
ns
tPHL
A to B, B to A
RL=500-ohm
tPZH
Output Enable Time(2)
1.5
9.0
1.5
6.2
1.5
5.8
1.5
5.0
ns
tPZL
OE to A or B
tPHZ
Output Disable Time(2)
1.5
7.5
1.5
5.0
1.5
4.8
1.5
4.3
ns
tPLZ
OE to A or B
tPZH
Output Enable Time(2)
1.5
9.0
1.5
6.2
1.5
5.8
1.5
5.0
ns
tPZL
T/R to A or B
tPHZ
Output Disable Time(2)
1.5
7.5
1.5
5.0
1.5
4.8
1.5
4.3
ns
tPLZ
T/R to A or B
Notes:
1. Minimum limits are guaranteed but not tested on Propagation Delays.
2. This parameter is guaranteed but not production tested.
Packaging Mechanical: 20-pin SOIC (S)
SEATING
PLANE
.050
BSC
1
20
0-8
.2914
.2992
X.XX
DENOTES CONTROLLING
DIMENSIONS IN MILLIMETERS
7.40
7.60
.496
.511
12.60
12.99
1.27
.0926
.1043
2.35
2.65
.394
.419
10.00
10.65
.0040
.0118
0.10
0.30
.013
.020
0.33
0.51
.010
.029
0.254
0.737
.0091
.0125
0.23
0.32
0.41
1.27
.016
.050
x 45
.020
.030
0.508
0.762
REF
06-0207
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