參數(shù)資料
型號: 74VCXH16245DTRG
廠商: ON Semiconductor
文件頁數(shù): 2/8頁
文件大?。?/td> 0K
描述: IC TXRX 16BIT CMOS BIDIR 48TSSOP
標準包裝: 2,500
系列: 74VCXH
邏輯類型: 收發(fā)器,非反相
元件數(shù): 2
每個元件的位元數(shù): 8
輸出電流高,低: 24mA,24mA
電源電壓: 1.65 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-TFSOP(0.240",6.10mm 寬)
供應商設備封裝: 48-TSSOP
包裝: 帶卷 (TR)
74VCXH16245
http://onsemi.com
2
Figure 1. 48Lead Pinout
(Top View)
Figure 2. Logic Diagram
T/R1
A0:7
B0:7
One of Eight
48
1
OE1
T/R1
47
2
A0
B0
46
3
A1
B1
45
4
GND
44
5
A2
B2
43
6A3
B3
42
7
VCC
41
8
A4
B4
40
9
A5
B5
39
10
GND
38
11
A6
B6
37
12
A7
B7
36
13
A8
B8
35
14
A9
B9
34
15
GND
33
16
A10
B10
32
17
A11
B11
31
18
VCC
30
19
A12
B12
29
20
A13
B13
28
21
GND
27
22
A14
B14
26
23
A15
B15
25
24
OE2
T/R2
OE1
T/R2
A8:15
B8:15
OE2
1
48
24
25
1
48
25
24
A0 47
A1 46
A2 44
A3 43
B0
2
EN1
T/R1
OE1
OE2
T/R2
B1
3
B2
5
B3
6
EN2
EN3
EN4
A4 41
A5 40
A6 38
A7 37
B4
8
B5
9
B6
11
B7
12
A8 36
A9 35
A10 33
A11 32
B8
13
B9
14
B10
16
B11
17
A12 30
A13 29
A14 27
A15 26
B12
19
B13
20
B14
22
B15
23
1
2
3
4
1
PIN NAMES
Function
Output Enable Inputs
Transmit/Receive Inputs
Side A Inputs or 3State Outputs
Side B Inputs or 3State Outputs
Pins
OEn
T/Rn
A0A15
B0B15
Figure 3. IEC Logic Diagram
Inputs
Otpts
Inputs
Otpts
OE1
T/R1
Outputs
OE2
T/R2
Outputs
L
Bus B0:7 Data to Bus A0:7
L
Bus B8:15 Data to Bus A8:15
L
H
Bus A0:7 Data to Bus B0:7
L
H
Bus A8:15 Data to Bus B8:15
H
X
High Z State on A0:7, B0:7
H
X
High Z State on A8:15, B8:15
H = High Voltage Level; L = Low Voltage Level; X = High or Low Voltage Level and Transitions Are Acceptable
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