參數(shù)資料
型號: 74VCXH245MNR2
廠商: ON Semiconductor
文件頁數(shù): 2/8頁
文件大?。?/td> 0K
描述: IC TXRX 8BIT 3STATE BIDIR 20QFN
產(chǎn)品變化通告: LTB Notification 06/Feb/2008
標(biāo)準(zhǔn)包裝: 3,000
系列: 74VCXH
邏輯類型: 收發(fā)器,非反相
元件數(shù): 1
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: 20-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 20-QFN(2.5x4.5)
包裝: 帶卷 (TR)
其它名稱: 74VCXH245MNR2OS
74VCXH245
http://onsemi.com
2
B0
OE 19
T/R 1
A0
B1
A1
B2
A2
B3
A3
B4
A4
B5
A5
B6
A6
B7
A7
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
Figure 1. Logic Diagram
VCC = Pin 20
GND = Pin 10
TRUTH TABLE
OPERATING MODE
NonInverting
INPUTS
L
H
OE
T/R
L
H
X
B Data to A Bus
A Data to B Bus
Z State
H = High Voltage Level
L = Low Voltage Level
Z = High Impedance State
X = High or Low Voltage Level and Transitions are Acceptable
PIN NAMES
FUNCTION
Output Enable Input
Transmit/Receive Input
Side A Bushold Inputs or 3State Outputs
Side B Bushold Inputs or 3State Outputs
PINS
OE
T/R
A0A7
B0B7
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Condition
Unit
VCC
DC Supply Voltage
0.5 to + 4.6
V
VI
DC Input Voltage
0.5
≤ VI ≤ VCC + 0.5
V
VO
DC Output Voltage
0.5
≤ VO ≤ VCC + 0.5
Note 1
V
IIK
DC Input Diode Current
50
VI < GND
mA
IOK
DC Output Diode Current
50
VO < GND
mA
+50
VO > VCC
mA
IO
DC Output Source/Sink Current
±50
mA
ICC
DC Supply Current Per Supply Pin
±100
mA
IGND
DC Ground Current Per Ground Pin
±100
mA
TSTG
Storage Temperature Range
65 to +150
°C
Maximum ratings are those values beyond which device damage can occur. Maximum ratings applied to the device are individual stress limit
values (not normal operating conditions) and are not valid simultaneously. If these limits are exceeded, device functional operation is not implied,
damage may occur and reliability may be affected.
1. IO absolute maximum rating must be observed.
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