参数资料
型号: SN74ABT245ADBR
厂商: TEXAS INSTRUMENTS INC
元件分类: 总线收发器
英文描述: ABT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20
封装: PLASTIC, SSOP-20
文件页数: 5/7页
文件大小: 107K
代理商: SN74ABT245ADBR
SN54ABT245, SN74ABT245A
OCTAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCBS081E – JANUARY 1991 – REVISED JULY 1994
2–5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, CL = 50 pF (unless otherwise noted) (see Figure 1)
SN54ABT245
SN74ABT245A
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25°C
MIN
MAX
VCC = 5 V,
TA = 25°C
MIN
MAX
UNIT
MIN
TYP
MAX
MIN
TYP
MAX
tPLH
AorB
BorA
1
2.6
4.1
1
4.8
1
2
3.2
1
3.6
ns
tPHL
A or B
B or A
1
2.9
4.2
1
4.8
1
2.6
3.5
1
3.9
ns
tPZH
OE
AorB
1.3
3.3
4.8
1
5.9
2
3.5
4.5
2
5.6
ns
tPZL
OE
A or B
2.3
4.3
5.8
2
7.5
1.9
4
5.3
1.9
6.2
ns
tPHZ
OE
AorB
1.7
4.7
6.2
1.7
7.4
2.2
4.4
5.4
2.2
5.9
ns
tPLZ
OE
A or B
1.7
4.3
5.8
1.7
6.5
1.5
3
4
1.5
4.5
ns
This data sheet limit may vary among suppliers.
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