参数资料
型号: 74LVX4245QSCX
厂商: Fairchild Semiconductor
文件页数: 3/8页
文件大小: 0K
描述: IC TXRX DUAL 8BIT 3ST 24-QSOP
产品培训模块: Logic Translator Solutions
产品变化通告: Mold Compound Change 12/Sept/2008
标准包装: 2,500
系列: 74LVX
逻辑类型: 收发器,非反相
元件数: 1
每个元件的位元数: 8
输出电流高,低: 12mA,12mA; 24mA,24mA
电源电压: 2.7 V ~ 3.6 V,4.5 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-SSOP(0.154",3.90mm 宽)
供应商设备封装: 24-QSOP
包装: 带卷 (TR)
其它名称: 153093
Q1153093
3
www.fairchildsemi.com
74
L
V
X
4
24
5
Absolute Maximum Ratings(Note 1)
Recommended Operating
Conditions (Note 2)
Note 1: The “Absolute Maximum Ratings” are those values beyond which
the safety of the device cannot be guaranteed. The device should not be
operated at these limits. The parametric values defined in the Electrical
Characteristics tables are not guaranteed at the absolute maximum ratings.
The “Recommended Operating Conditions” table will define the conditions
for actual device operation.
Note 2: Unused inputs must he held HIGH or LOW. They may not float.
DC Electrical Characteristics
Supply Voltage (VCCA, VCCB)
0.5V to +7.0V
DC Input Voltage (VI) @ OE, T/R
0.5V to V
CCA + 0.5V
DC Input/Output Voltage (VI/O)
@ An
0.5V to V
CCA + 0.5V
@Bn
0.5V to V
CCB + 0.5V
DC Input Diode Current (IIN)
@ OE, T/R
±20 mA
DC Output Diode Current (IOK)
±50 mA
DC Output Source or Sink Current
(IO)
±50 mA
DC VCC or Ground Current
per Output Pin (ICC or IGND)
±50 mA
and Max Current @ ICCA
±200 mA
@ ICCB
±100 mA
Storage Temperature Range
(TSTG)
65°C to +150°C
DC Latch-Up Source or
Sink Current
±300 mA
Supply Voltage
VCCA
4.5V to 5.5V
VCCB
2.7V to 3.6V
Input Voltage (VI) @ OE, T/R
0V to VCCA
Input/Output Voltage (VI/O)
@ An
0V to VCCA
@ Bn
0V to VCCB
Free Air Operating Temperature (TA)
40°C to +85°C
Minimum Input Edge Rate (
t/V)
8 ns/V
VIN from 30% to 70% of VCC
VCC @ 3.0V, 4.5V, 5.5V
Symbol
Parameter
VCCA
VCCB
TA +25°CTA = 40°C to +85°C
Units
Conditions
(V)
Typ
Guaranteed Limits
VIHA
Minimum
An, T/R,
5.5
3.3
2.0
V
VOUT ≤ 0.1V or
HIGH Level
OE
4.5
3.3
2.0
≥ V
CC 0.1V
VIHB
Input Voltage
Bn
5.0
3.6
2.0
5.0
2.7
2.0
VILA
Maximum
An, T/R,
5.5
3.3
0.8
V
VOUT ≤ 0.1V or
LOW Level
OE
4.5
3.3
0.8
≥ V
CC 0.1V
VILB
Input Voltage
Bn
5.0
2.7
0.8
5.0
3.6
0.8
VOHA
Minimum HIGH Level
4.5
3.0
4.5
4.4
V
IOUT = 100 A
Output Voltage
4.5
3.0
4.25
3.86
3.76
IOH = 24 mA
VOHB
4.5
3.0
2.99
2.9
V
IOUT = 100 A
4.5
3.0
2.8
2.4
IOH = 12 mA
4.5
2.7
2.5
2.4
IOL = 8 mA
VOLA
Maximum LOW Level
4.5
3.0
0.002
0.1
V
IOUT =100 A
Output Voltage
4.5
3.0
0.18
0.36
0.44
IOL = 24 mA
VOLB
4.5
3.0
0.002
0.1
IOUT = 100 A
4.5
3.0
0.1
0.31
0.4
V
IOL = 12 mA
4.5
2.7
0.1
0.31
0.4
IOL = 8 mA
IIN
Maximum Input
VI = VCCA, GND
Leakage Current
5.5
3.6
±0.1
±1.0
A
@ OE, T/R
IOZA
Maximum 3-STATE
VI = VIL, VIH
Output Leakage
5.5
3.6
±0.5
±5.0
AOE = V
CCA
@ An
VO = VCCA, GND
IOZB
Maximum 3-STATE
VI = VIL, VIH
Output Leakage
5.5
3.6
±0.5
±5.0
AOE = V
CCA
@ Bn
VO = VCCB, GND
I
CC
Maximum ICCT/Input
5.5
3.6
1.0
1.35
1.5
mA
VI = VCCA 2.1V
@ An, T/R, OE
Input @ Bn
5.5
3.6
0.35
0.5
mA
VI = VCCB 0.6V
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