参数资料
型号: SNJ54ABT244FK
厂商: TEXAS INSTRUMENTS INC
元件分类: 总线收发器
英文描述: ABT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, CQCC20
封装: CERAMIC, LCC-20
文件页数: 28/32页
文件大小: 1363K
代理商: SNJ54ABT244FK
SN54ABT244, SN74ABT244A
OCTAL BUFFERS/DRIVERS
WITH 3STATE OUTPUTS
SCBS099J JANUARY 1991 REVISED APRIL 2005
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)
SN54ABT244
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25°C
MIN
MAX
UNIT
(INPUT)
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
tPLH
A
Y
1
2.6
4.1
1
5.3
ns
tPHL
A
Y
1
2.9
4.2
1
5
ns
tPZH
OE
Y
1.1
3.1
4.6
0.8
5.7
ns
tPZL
OE
Y
2.1
4.1
5.6
1.2
7.9
ns
tPHZ
OE
Y
2.1
4.1
5.6
1.2
7.6
ns
tPLZ
OE
Y
1.5
3.7
5.6
1
7.9
ns
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, CL = 50 pF (unless otherwise noted) (see Figure 1)
SN74ABT244A
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25°C
MIN
MAX
UNIT
(INPUT)
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
tPLH
A
Y
1
2.6
4.1
1
4.6
ns
tPHL
A
Y
1
2.9
4.3
1
4.6
ns
tPZH
OE
Y
1.1
3.1
4.6
1.1
5.1
ns
tPZL
OE
Y
2.1
4.1
5.6
2.1
6.1
ns
tPHZ
OE
Y
1.8
4.1
5.6
1.8
6.6
ns
tPLZ
OE
Y
1.4
3.7
5.2
1.4
5.7
ns
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