参数资料
型号: SN74AS241ADWE4
厂商: TEXAS INSTRUMENTS INC
元件分类: 总线收发器
英文描述: AS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20
封装: PLASTIC, SO-20
文件页数: 12/17页
文件大小: 674K
代理商: SN74AS241ADWE4
SN54ALS241C, SN54AS241A, SN74ALS241C, SN74AS241A
OCTAL BUFFERS/DRIVERS
WITH 3STATE OUTPUTS
SDAS153E DECEMBER 1982 REVISED AUGUST 1995
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
switching characteristics (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
R1 = 500
,
R2 = 500
,
TA = MIN to MAX
UNIT
(INPUT)
(OUTPUT)
SN54ALS241C
SN74ALS241C
MIN
MAX
MIN
MAX
tPLH
A
Y
3
31
2
11
ns
tPHL
A
Y
1
17
3
10
ns
tPZH
1OE
Y
3
33
3
21
ns
tPZL
1OE
Y
3
27
4
21
ns
tPHZ
1OE
Y
2
17
1
10
ns
tPLZ
1OE
Y
2
32
2
15
ns
tPZH
2OE
Y
3
38
4
21
ns
tPZL
2OE
Y
3
30
5
21
ns
tPHZ
2OE
Y
2
17
2
10
ns
tPLZ
2OE
Y
3
35
3
15
ns
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Supply voltage, VCC
7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input voltage, VI
7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Voltage applied to a disabled 3-state output
5.5 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating free-air temperature range, TA: SN54AS241A
55
°C to 125°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SN74AS241A
0
°C to 70°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range
65
°C to 150°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
recommended operating conditions
SN54AS241A
SN74AS241A
UNIT
MIN
NOM
MAX
MIN
NOM
MAX
UNIT
VCC
Supply voltage
4.5
5
5.5
4.5
5
5.5
V
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.8
V
IOH
High-level output current
12
15
mA
IOL
Low-level output current
48
64
mA
TA
Operating free-air temperature
55
125
0
70
°C
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