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MC74LCX245DW 参数 Datasheet PDF下载

MC74LCX245DW图片预览
型号: MC74LCX245DW
PDF下载: 下载PDF文件 查看货源
内容描述: 低压CMOS八路收发器 [LOW-VOLTAGE CMOS OCTAL TRANSCEIVER]
分类和应用:
文件页数/大小: 8 页 / 161 K
品牌: MOTOROLA [ MOTOROLA, INC ]
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MC74LCX245
ABSOLUTE MAXIMUM RATINGS*
Symbol
VCC
VI
VO
Parameter
DC Supply Voltage
DC Input Voltage
DC Output Voltage
Value
–0.5 to +7.0
–0.5
VI
+7.0
–0.5
VO
+7.0
–0.5
VO
VCC + 0.5
IIK
IOK
DC Input Diode Current
DC Output Diode Current
–50
–50
+50
IO
ICC
IGND
TSTG
DC Output Source/Sink Current
DC Supply Current Per Supply Pin
DC Ground Current Per Ground Pin
Storage Temperature Range
±50
±100
±100
–65 to +150
Output in 3–State
Note 1.
VI < GND
VO < GND
VO > VCC
Condition
Unit
V
V
V
V
mA
mA
mA
mA
mA
mA
°C
* Absolute maximum continuous ratings are those values beyond which damage to the device may occur. Exposure to these conditions or conditions
beyond those indicated may adversely affect device reliability. Functional operation under absolute–maximum–rated conditions is not implied.
1. Output in HIGH or LOW State. IO absolute maximum rating must be observed.
RECOMMENDED OPERATING CONDITIONS
Symbol
VCC
VI
VO
IOH
IOL
IOH
IOL
TA
∆t/∆V
Supply Voltage
Input Voltage
Output Voltage
(HIGH or LOW State)
(3–State)
Parameter
Operating
Data Retention Only
Min
2.0
1.5
0
0
0
Typ
3.3
3.3
Max
3.6
3.6
5.5
VCC
5.5
–24
24
–12
12
–40
0
+85
10
Unit
V
V
V
mA
mA
mA
mA
°C
ns/V
HIGH Level Output Current, VCC = 3.0V – 3.6V
LOW Level Output Current, VCC = 3.0V – 3.6V
HIGH Level Output Current, VCC = 2.7V – 3.0V
LOW Level Output Current, VCC = 2.7V – 3.0V
Operating Free–Air Temperature
Input Transition Rise or Fall Rate, VIN from 0.8V to 2.0V,
VCC = 3.0V
DC ELECTRICAL CHARACTERISTICS
TA = –40°C to +85°C
Symbol
VIH
VIL
VOH
Characteristic
HIGH Level Input Voltage (Note 2.)
LOW Level Input Voltage (Note 2.)
HIGH Level Output Voltage
Condition
2.7V
VCC
3.6V
2.7V
VCC
3.6V
2.7V
VCC
3.6V; IOH = –100µA
VCC = 2.7V; IOH = –12mA
VCC = 3.0V; IOH = –18mA
VCC = 3.0V; IOH = –24mA
VOL
LOW Level Output Voltage
2.7V
VCC
3.6V; IOL = 100µA
VCC = 2.7V; IOL= 12mA
VCC = 3.0V; IOL = 16mA
VCC = 3.0V; IOL = 24mA
2. These values of VI are used to test DC electrical characteristics only.
VCC – 0.2
2.2
2.4
2.2
0.2
0.4
0.4
0.55
V
Min
2.0
0.8
Max
Unit
V
V
V
LCX DATA
BR1339 — REV 3
3
MOTOROLA