参数资料
型号: SN74AVCH4T245DE4
厂商: TEXAS INSTRUMENTS INC
元件分类: 总线收发器
英文描述: AVC SERIES, DUAL 2-BIT TRANSCEIVER, TRUE OUTPUT, PDSO16
封装: GREEN, PLASTIC, MS-012AC, SOIC-16
文件页数: 23/25页
文件大小: 904K
代理商: SN74AVCH4T245DE4
www.ti.com
Switching Characteristics
4-BIT DUAL-SUPPLY BUS TRANSCEIVER
WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS
SCES577D – JUNE 2004 – REVISED JUNE 2007
over recommended operating free-air temperature range, VCCA = 1.5 V ± 0.1 V (see Figure 1)
VCCB = 1.5 V
VCCB = 1.8 V
VCCB = 2.5 V
VCCB = 3.3 V
VCCB = 1.2 V
FROM
TO
± 0.1 V
± 0.15 V
± 0.2 V
± 0.3 V
PARAMETER
UNIT
(INPUT)
(OUTPUT)
TYP
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tPLH
3.2
0.3
6.3
0.3
5.2
0.4
4.2
0.4
4.2
A
B
ns
tPHL
3.2
0.3
6.3
0.3
5.2
0.4
4.2
0.4
4.2
tPLH
3.3
0.7
6.3
0.5
6
0.4
5.7
0.3
5.6
B
A
ns
tPHL
3.3
0.7
6.3
0.5
6
0.4
5.7
0.3
5.6
tPZH
4.9
1.4
9.6
1.1
9.5
0.7
9.4
0.4
9.4
OE
A
ns
tPZL
4.9
1.4
9.6
1.1
9.5
0.7
9.4
0.4
9.4
tPZH
4.5
1.4
9.6
1.1
7.7
0.9
5.8
0.9
5.6
OE
B
ns
tPZL
4.5
1.4
9.6
1.1
7.7
0.9
5.8
0.9
5.6
tPHZ
5.6
1.8
10.2
1.5
10.2
1.3
10.2
1.6
10.2
OE
A
ns
tPLZ
5.6
1.8
10.2
1.5
10.2
1.3
10.2
1.6
10.2
tPHZ
5.2
1.9
10.3
1.9
9.1
1.4
7.4
1.2
7.6
OE
B
ns
tPLZ
5.2
1.9
10.3
1.9
9.1
1.4
7.4
1.2
7.6
over recommended operating free-air temperature range, VCCA = 1.8 V ± 0.15 V (see Figure 1)
VCCB = 1.5 V
VCCB = 1.8 V
VCCB = 2.5 V
VCCB = 3.3 V
VCCB = 1.2 V
FROM
TO
± 0.1 V
± 0.15 V
± 0.2 V
± 0.3 V
PARAMETER
UNIT
(INPUT)
(OUTPUT)
TYP
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tPLH
2.9
0.1
6
0.1
4.9
0.1
3.9
0.3
3.9
A
B
ns
tPHL
2.9
0.1
6
0.1
4.9
0.1
3.9
0.3
3.9
tPLH
3
0.6
5.3
0.5
4.9
0.3
4.6
0.3
4.5
B
A
ns
tPHL
3
0.6
5.3
0.5
4.9
0.3
4.6
0.3
4.5
tPZH
4.4
1
7.4
1
7.3
0.6
7.3
0.4
7.2
OE
A
ns
tPZL
4.4
1
7.4
1
7.3
0.6
7.3
0.4
7.2
tPZH
4.1
1.2
9.2
1
7.4
0.8
5.3
0.8
4.6
OE
B
ns
tPZL
4.1
1.2
9.2
1
7.4
0.8
5.3
0.8
4.6
tPHZ
5.4
1.6
8.6
1.8
8.7
1.3
8.7
1.6
8.7
OE
A
ns
tPLZ
5.4
1.6
8.6
1.8
8.7
1.3
8.7
1.6
8.7
tPHZ
5
1.7
9.9
1.6
8.7
1.2
6.9
1
6.9
OE
B
ns
tPLZ
5
1.7
9.9
1.6
8.7
1.2
6.9
1
6.9
7
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