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SN74LVC1T45-Q1 参数 Datasheet PDF下载

SN74LVC1T45-Q1图片预览
型号: SN74LVC1T45-Q1
PDF下载: 下载PDF文件 查看货源
内容描述: 可配置电压转换和3态输出的单位双电源总线收发器 [SINGLE-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS]
分类和应用: 总线收发器输出元件
文件页数/大小: 20 页 / 542 K
品牌: TI [ TEXAS INSTRUMENTS ]
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SN74LVC1T45-Q1  
SCES677A SEPTEMBER 2006REVISED AUGUST 2009 .......................................................................................................................................... www.ti.com  
Switching Characteristics  
over recommended operating free-air temperature range, VCCA = 3.3 V ± 0.3 V (see Figure 1)  
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  
FROM  
(INPUT)  
TO  
(OUTPUT)  
PARAMETER  
UNIT  
MIN  
2.1  
2
MAX  
MIN  
1.4  
1.3  
1.3  
1.3  
2.4  
1.6  
3.9  
2.1  
MAX  
MIN  
0.7  
0.8  
0.7  
0.8  
1.5  
1.9  
2.9  
2.4  
MAX  
MIN  
0.7  
0.7  
0.6  
0.7  
2.4  
2.0  
1.7  
1.5  
MAX  
tPLH  
tPHL  
tPLH  
tPHL  
tPHZ  
tPLZ  
tPHZ  
tPLZ  
18.5  
15.6  
11.3  
10.1  
10.3  
8.6  
11  
10  
8.8  
8
7.4  
7
A
B
A
A
B
A
B
ns  
ns  
ns  
ns  
ns  
ns  
1.7  
1.8  
2.3  
1.8  
5.4  
2.3  
9.4  
8.8  
8.4  
B
8.4  
8
7.5  
10.3  
8.6  
10.3  
8.7  
10.3  
8.7  
DIR  
DIR  
DIR  
DIR  
27.5  
17.5  
28.8  
37.6  
27.1  
25.9  
13.1  
10.8  
20.2  
21.5  
19.6  
20.3  
11.8  
10.1  
18.9  
19.8  
17.5  
18.3  
9.8  
7.9  
(1)  
tPZH  
16.3  
17.3  
16.1  
17.3  
(1)  
tPZL  
(1)  
tPZH  
(1)  
tPZL  
(1) The enable time is a calculated value, derived using the formula shown in the enable times section.  
Switching Characteristics  
over recommended operating free-air temperature range, VCCA = 5 V ± 0.5 V (see Figure 1)  
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  
FROM  
(INPUT)  
TO  
(OUTPUT)  
PARAMETER  
UNIT  
MIN  
1.9  
1.8  
1.4  
1.7  
2.1  
0.9  
4.8  
2.6  
MAX  
MIN  
1
MAX  
MIN  
MAX  
8.4  
7.5  
7.4  
7
MIN  
0.5  
0.5  
0.5  
0.5  
2.0  
0.9  
1.7  
1.6  
MAX  
tPLH  
tPHL  
tPLH  
tPHL  
tPHZ  
tPLZ  
tPHZ  
tPLZ  
18.1  
15.2  
10.2  
10  
10.5  
9.2  
0.6  
0.7  
0.7  
0.7  
2.2  
1
6.9  
6.5  
A
B
A
A
B
A
B
ns  
ns  
ns  
ns  
ns  
ns  
0.9  
1
8.1  
6.9  
B
0.9  
2.0  
1
7.6  
6.5  
8.4  
8.4  
8.5  
6.7  
11.5  
10  
8.4  
DIR  
DIR  
DIR  
DIR  
6.8  
6.8  
6.7  
26.2  
17.8  
28  
2.5  
2.0  
14.8  
10.4  
18.5  
22.4  
17.3  
17.6  
1
9.5  
2.5  
7.5  
(1)  
tPZH  
17.4  
18.5  
15.1  
16  
14.4  
16  
(1)  
tPZL  
36.2  
24.9  
23.6  
(1)  
tPZH  
13.6  
14.9  
(1)  
tPZL  
(1) The enable time is a calculated value, derived using the formula shown in the enable times section.  
6
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