參數(shù)資料
型號: PI74FCT245TQEX
廠商: Pericom
文件頁數(shù): 4/7頁
文件大?。?/td> 0K
描述: IC TXRX OCTAL BIDIR 20QSOP
標(biāo)準(zhǔn)包裝: 3,000
系列: 74FCT
邏輯類型: 收發(fā)器,非反相
元件數(shù): 1
每個(gè)元件的位元數(shù): 8
輸出電流高,低: 15mA,64mA
電源電壓: 4.75 V ~ 5.25 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-SSOP(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 20-QSOP
包裝: 帶卷 (TR)
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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