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參數(shù)資料
| 型號： | SNJ54AS373FK |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 總線收發(fā)器 |
| 英文描述： | AS SERIES, 8-BIT DRIVER, TRUE OUTPUT, CQCC20 |
| 封裝： | CERAMIC, LCC-20 |
| 文件頁數(shù)： | 15/20頁 |
| 文件大?。?/td> | 740K |
| 代理商： | SNJ54AS373FK |
SN54ALS373A, SN54AS373, SN74ALS373A, SN74AS373
OCTAL TRANSPARENT D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SDAS083C – APRIL 1982 – REVISED MARCH 2002
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54ALS373A
SN74ALS373A
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VIK
VCC = 4.5 V,
II = –18 mA
–1.5
V
VCC = 4.5 V to 5.5 V,
IOH = –0.4 mA
VCC–2
VOH
VCC =4 5V
IOH = –1 mA
2.4
3.3
V
VCC = 4.5 V
IOH = –2.6 mA
2.4
3.2
VOL
VCC =4 5V
IOL = 12 mA
0.25
0.4
0.25
0.4
V
VOL
VCC = 4.5 V
IOL = 24 mA
0.35
0.5
V
IOZH
VCC = 5.5 V,
VO = 2.7 V
20
A
IOZL
VCC = 5.5 V,
VO = 0.4 V
–20
A
II
VCC = 5.5 V,
VI = 7 V
0.1
mA
IIH
VCC = 5.5 V,
VI = 2.7 V
20
A
IIL
VCC = 5.5 V,
VI = 0.4 V
–0.1
mA
IO
VCC = 5.5 V,
VO = 2.25 V
–20
–112
–30
–112
mA
Outputs high
9
16
9
16
ICC
VCC = 5.5 V
Outputs low
16
25
16
25
mA
Outputs disabled
17
27
17
27
All typical values are at VCC = 5 V, TA = 25°C.
The output conditions have been chosen to produce a current that closely approximates one-half of the true short-circuit output current, IOS.
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
SN54ALS373A
SN74ALS373A
MIN
MAX
MIN
MAX
tPLH
D
Q
2
17
2
12
ns
tPHL
D
Q
1
19
4
16
ns
tPLH
LE
AQ
6
29
6
22
ns
tPHL
LE
Any Q
1
27
7
23
ns
tPZH
OE
AQ
6
22
1
18
ns
tPZL
OE
Any Q
5
24
5
20
ns
tPHZ
OE
Any Q
2
16
1
10
ns
tPLZ
OE
Any Q
2
24
2
12
ns
§ For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
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