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參數(shù)資料
| 型號(hào)： | 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(gè)透明D型鎖存器 |
| 文件頁數(shù)： | 5/10頁 |
| 文件大小： | 140K |
| 代理商： | SN54AS373FK |
SN54ALS373A, SN54AS373, SN74ALS373A, SN74AS373
OCTAL TRANSPARENT D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SDAS083C
–
APRIL 1982
–
REVISED MARCH 2002
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
absolute maximum ratings over operating free-air temperature range (SN54AS373, SN74AS373)
(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 2: The package thermal impedance is calculated in accordance with JESD 51-7.
–
65
°
C to 150
°
C
recommended operating conditions
SN54AS373
MIN
NOM
SN74AS373
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
0.8
0.8
V
High-level output current
–
12
–
15
mA
Low-level output current
32
48
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)
SN54AS373
MIN
SN74AS373
MIN
UNIT
MAX
MAX
fclock
tw
tsu
th
* On products compliant to MIL-STD-883, Class B, this parameter is based on characterization data but is not production tested.
Clock frequency
MHz
Pulse duration, LE high
Setup time, data before LE
↓
Hold time, data after LE
↓
5.5*
4.5*
ns
2*
2*
ns
3*
3*
ns
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