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SN74LVC2T45DCTRG4 数据表(PDF) 5 Page - Texas Instruments

部件名 SN74LVC2T45DCTRG4
功能描述  DUAL-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS
PDF  25 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

SN74LVC2T45DCTRG4 数据表(HTML) 5 Page - Texas Instruments

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Electrical Characteristics
(1) (2)
SN74LVC2T45
DUAL-BIT DUAL-SUPPLY BUS TRANSCEIVER
WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS
SCES516I – DECEMBER 2003 – REVISED MARCH 2007
over recommended operating free-air temperature range (unless otherwise noted)
TA = 25°C
–40
°C to 85°C
PARAMETER
TEST CONDITIONS
VCCA
VCCB
UNIT
MIN
TYP
MAX
MIN
MAX
IOH = –100 µA
1.65 V to 4.5 V
1.65 V to 4.5 V
VCCO – 0.1
IOH = –4 mA
1.65 V
1.65 V
1.2
VOH
IOH = –8 mA
VI = VIH
2.3 V
2.3 V
1.9
V
IOH = –24 mA
3 V
3 V
2.4
IOH = –32 mA
4.5 V
4.5 V
3.8
IOL = 100 µA
1.65 V to 4.5 V
1.65 V to 4.5 V
0.1
IOL = 4 mA
1.65 V
1.65 V
0.45
VOL
IOL = 8 mA
VI = VIL
2.3 V
2.3 V
0.3
V
IOL = 24 mA
3 V
3 V
0.55
IOL = 32 mA
4.5 V
4.5 V
0.55
II
DIR
VI = VCCA or GND
1.65 V to 5.5 V
1.65 V to 5.5 V
±1
±2
µA
A port
0 V
0 to 5.5 V
±1
±2
Ioff
VI or VO = 0 to 5.5 V
µA
B port
0 to 5.5 V
0 V
±1
±2
A or B
IOZ
VO = VCCO or GND
1.65 V to 5.5 V
1.65 V to 5.5 V
±1
±2
µA
port
1.65 V to 5.5 V
1.65 V to 5.5 V
3
ICCA
VI = VCCI or GND, IO = 0
5 V
0 V
2
µA
0 V
5 V
–2
1.65 V to 5.5 V
1.65 V to 5.5 V
3
ICCB
VI = VCCI or GND, IO = 0
5 V
0 V
–2
µA
0 V
5 V
2
ICCA + ICCB
VI = VCCI or GND, IO = 0
1.65 V to 5.5 V
1.65 V to 5.5 V
4
µA
(see Table 1)
One A port at VCCA – 0.6 V,
A port
DIR at VCCA,
50
B port = open
∆I
CCA
3 V to 5.5 V
3 V to 5.5 V
µA
DIR at VCCA – 0.6 V,
DIR
B port = open,
50
A port at VCCA or GND
One B port at VCCB – 0.6 V,
∆I
CCB
B port
3 V to 5.5 V
3 V to 5.5 V
50
µA
DIR at GND, A port = open
CI
DIR
VI = VCCA or GND
3.3 V
3.3 V
2.5
pF
A or B
Cio
VO = VCCA/B or GND
3.3 V
3.3 V
6
pF
port
(1)
VCCO is the VCC associated with the output port.
(2)
VCCI is the VCC associated with the input port.
5
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