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SN74LVC2T45 bảng dữ liệu(PDF) 6 Page - Texas Instruments

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tên linh kiện SN74LVC2T45
Giải thích chi tiết về linh kiện  Dual-Bit Dual-Supply Bus Transceiver With Configurable Voltage Translation
PDF  32 Pages
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Trang chủ  http://www.ti.com
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SN74LVC2T45 bảng dữ liệu(HTML) 6 Page - Texas Instruments

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SN74LVC2T45
SCES516K – DECEMBER 2003 – REVISED JUNE 2017
www.ti.com
Product Folder Links: SN74LVC2T45
Submit Documentation Feedback
Copyright © 2003–2017, Texas Instruments Incorporated
(1)
VCCO is the VCC associated with the output port.
(2)
VCCI is the VCC associated with the input port.
6.5 Electrical Characteristics
(1) (2)
over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
VCCA
VCCB
TA = 25°C
–40°C to +85°C
UNIT
MIN
TYP
MAX
MIN
MAX
VOH
IOH = –100 μA
VI = VIH
1.65 V to 4.5 V
1.65 V to 4.5 V
VCCO – 0.1
V
IOH = –4 mA
1.65 V
1.65 V
1.2
IOH = –8 mA
2.3 V
2.3 V
1.9
IOH = –24 mA
3 V
3 V
2.4
IOH = –32 mA
4.5 V
4.5 V
3.8
VOL
IOL = 100 μA
VI = VIL
1.65 V to 4.5 V
1.65 V to 4.5 V
0.1
V
IOL = 4 mA
1.65 V
1.65 V
0.45
IOL = 8 mA
2.3 V
2.3 V
0.3
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
Ioff
A port
VI or VO = 0 to 5.5 V
0 V
0 to 5.5 V
±1
±2
µA
B port
0 to 5.5 V
0 V
±1
±2
IOZ
A or B
port
VO = VCCO or GND
1.65 V to 5.5 V
1.65 V to 5.5 V
±1
±2
µA
ICCA
VI = VCCI or GND, IO = 0
1.65 V to 5.5 V
1.65 V to 5.5 V
3
µA
5 V
0 V
2
0 V
5 V
–2
ICCB
VI = VCCI or GND, IO = 0
1.65 V to 5.5 V
1.65 V to 5.5 V
3
µA
5 V
0 V
–2
0 V
5 V
2
ICCA + ICCB
(see Table 5)
VI = VCCI or GND, IO = 0
1.65 V to 5.5 V
1.65 V to 5.5 V
4
µA
ΔICCA
A port
One A port at VCCA – 0.6 V,
DIR at VCCA,
B port = open
3 V to 5.5 V
3 V to 5.5 V
50
µA
DIR
DIR at VCCA – 0.6 V,
B port = open,
A port at VCCA or GND
50
ΔICCB
B port
One B port at VCCB – 0.6 V,
DIR at GND, A port = open
3 V to 5.5 V
3 V to 5.5 V
50
µA
CI
DIR
VI = VCCA or GND
3.3 V
3.3 V
2.5
pF
Cio
A or B
port
VO = VCCA/B or GND
3.3 V
3.3 V
6
pF
6.6 Switching Characteristics: VCCA = 1.8 V ± 0.15 V
over recommended operating free-air temperature range, VCCA = 1.8 V ± 0.15 V (unless otherwise noted) (see Figure 17)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCCB = 1.8 V
±0.15 V
VCCB = 2.5 V
±0.2 V
VCCB = 3.3 V
±0.3 V
VCCB = 5 V
±0.5 V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tPLH
A
B
3
17.7
2.2
10.3
1.7
8.3
1.4
7.2
ns
tPHL
2.8
14.3
2.2
8.5
1.8
7.1
1.7
7
tPLH
B
A
3
17.7
2.3
16
2.1
15.5
1.9
15.1
ns
tPHL
2.8
14.3
2.1
12.9
2
12.6
1.8
12.2
tPHZ
DIR
A
10.6
30.9
10.3
30.5
10.5
30.5
10.7
29.3
ns
tPLZ
7.3
19.7
7.5
19.6
7.5
19.5
7
19.4



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