參數(shù)資料
型號: M74LCX16245DTR2G
廠商: ON Semiconductor
文件頁數(shù): 2/7頁
文件大?。?/td> 0K
描述: IC TXRX 16BIT LV CMOS 48TSSOP
標(biāo)準(zhǔn)包裝: 1
系列: 74LCX
邏輯類型: 收發(fā)器,非反相
元件數(shù): 2
每個(gè)元件的位元數(shù): 8
輸出電流高,低: 8mA,8mA
電源電壓: 2 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(yīng)商設(shè)備封裝: 48-TSSOP
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: M74LCX16245DTR2GOSDKR
MC74LCX16245
http://onsemi.com
2
Figure 1. Pinout: 48Lead (Top View)
48
1
OE1
T/R1
47
2
A0
B0
46
3
A1
B1
45
4
GND
44
5
A2
B2
43
6
A3
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
Table 1. PIN NAMES
Pins
Function
OEn
Output Enable Inputs
T/Rn
Transmit/Receive Inputs
A0 A15
Side A Inputs or 3State Outputs
B0 B15
Side B Inputs or 3State Outputs
T/R1
A0:7
B0:7
One of Eight
OE1
T/R2
A8:15
B8:15
OE2
1
48
24
25
Figure 2. Logic Diagram
TRUTH TABLE
Inputs
Outputs
Inputs
Outputs
OE1
T/R1
OE2
T/R2
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
Z = High Impedance State
X = High or Low Voltage Level and Transitions Are Acceptable; for ICC reasons, DO NOT FLOAT Inputs
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