TIMING CHARACTERISTICS (TA
參數(shù)資料
型號(hào): MC75174BDWG
廠商: ON Semiconductor
文件頁數(shù): 7/13頁
文件大?。?/td> 0K
描述: IC LINEDRVR QUAD EIA485 20-SOICW
產(chǎn)品變化通告: Product Obsolescence 08/Apr/2011
標(biāo)準(zhǔn)包裝: 38
類型: 線路驅(qū)動(dòng)器,發(fā)射器
驅(qū)動(dòng)器/接收器數(shù): 4/0
規(guī)程: RS422,RS485
電源電壓: 4.75 V ~ 5.25 V
安裝類型: 表面貼裝
封裝/外殼: 20-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 20-SOIC
包裝: 管件
MC75172B, MC75174B
http://onsemi.com
3
TIMING CHARACTERISTICS (TA = 25°C, VCC = 5.0 V)
Characteristics
Symbol
Min
Typ
Max
Unit
Propagation Delay Input to Singleended Output (Figure 3)
Output LowtoHigh
Output HightoLow
tPLH
tPHL
23
18
30
ns
Propagation Delay Input to Differential Output (Figure 4)
Input LowtoHigh
Input HightoLow
tPLH(D)
tPHL(D)
15
17
25
ns
Differential Output Transition Time (Figure 4)
tdr, tdf
19
25
ns
Skew Timing
tPLHD tPHLD for Each Driver
Max Min tPLHD Within a Package
Max Min tPHLD Within a Package
tSK1
tSK2
tSK3
0.2
1.5
ns
Enable Timing
Singleended Outputs (Figure 5)
Enable to Active High Output
Enable to Active Low Output
Active High to Disable (using Enable)
Active Low to Disable (using Enable)
Enable to Active High Output (MC75172B only)
Enable to Active Low Output (MC75172B only)
Active High to Disable (using Enable, MC75172B only)
Active Low to Disable (using Enable, MC75172B only)
tPZH(E)
tPZL(E)
tPHZ(E)
tPLZ(E)
tPZH(E)
tPZL(E)
tPHZ(E)
tPLZ(E)
48
20
35
30
58
28
38
36
60
30
45
50
70
35
50
ns
Differential Outputs (Figure 6)
Enable to Active Output
Enable to Active Output (MC75172B only)
Enable to 3State Output
Enable to 3State Output (MC75172B only)
tPZD(E)
tPDZ(E)
47
56
32
40
ns
PIN CONNECTIONS
MC75172B
MC75174B
9
1
3A
3Y
3Z
En
12
4Z
4Y
4A
VCC
GND
2A
2Y
2Z
En
12
1Z
1A
1Y
P Package
2
3
4
5
6
7
8
16
15
14
13
12
11
DW Package
2A
8
7
6
5
4
4A
VCC
19
18
En
2Z
NC
10
11
9
1
3
En
17
4Y
GND
2Y
12
3A
14 3Z
4Z
15
16
1A
1Y 2
1Z
NC
3Y
13
20
En
34
En
34
20
13
3Y
NC
1Z
2
1Y
1A
16
15
4Z
3Z
14
12
2Y
GND
4Y
17
9
2A
8
7
6
5
4
4A
VCC
19
18
DW Package
2Z
NC
10
11
1
3
10
3A
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