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參數(shù)資料
| 型號： | SN54AS373FK |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | OCTAL TRANSPARENT D-TYPE LATCHES WITH 3-STATE OUTPUTS |
| 中文描述： | 有三態(tài)輸出的8個透明D型鎖存器 |
| 文件頁數(shù)： | 3/10頁 |
| 文件大?。?/td> | 140K |
| 代理商： | SN54AS373FK |
SN54ALS373A, SN54AS373, SN74ALS373A, SN74AS373
OCTAL TRANSPARENT D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SDAS083C
–
APRIL 1982
–
REVISED MARCH 2002
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
absolute maximum ratings over operating free-air temperature range (SN54ALS373A,
SN74ALS373A) (unless otherwise noted)
Supply voltage, V
CC
Input voltage, V
I
Voltage applied to any output in the high state or power-off state
Package thermal impedance,
θ
JA
(see Note 1): DW package
7 V
7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.5 V
58
°
C/W
69
°
C/W
60
°
C/W
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
NS package
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
N package
Storage temperature range, T
stg
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.
NOTE 1: The package thermal impedance is calculated in accordance with JESD 51-7.
–
65
°
C to 150
°
C
recommended operating conditions
SN54ALS373A
MIN
NOM
SN74ALS373A
MIN
NOM
UNIT
MAX
MAX
VCC
VIH
VIL
IOH
IOL
TA
Supply voltage
4.5
5
5.5
4.5
5
5.5
V
High-level input voltage
2
2
V
Low-level input voltage
0.7
0.8
V
High-level output current
–
1
–
2.6
mA
Low-level output current
12
24
mA
°
C
Operating free-air temperature
–
55
125
0
70
timing requirements over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 1)
SN54ALS373A
MIN
SN74ALS373A
MIN
UNIT
MAX
MAX
fclock
tw
tsu
th
Clock frequency
MHz
Pulse duration, LE high
Setup time, data before LE
↓
Hold time, data after LE
↓
12
10
ns
10
10
ns
7
7
ns
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