參數(shù)資料
型號： SN54AS866
廠商： Texas Instruments, Inc.
英文描述： 8-BIT MAGNITUDE COMPARATORS
中文描述： 8位震級比較器
文件頁數(shù)： 4/7頁
文件大?。?/td> 115K
代理商： SN54AS866
SN54AS866, SN74AS866A
8-BIT MAGNITUDE COMPARATORS
SDAS183A – DECEMBER 1982 – REVISED JUNE 1990
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
4
FUNCTION TABLE
COMPARISON
L/A
DATA INPUTS
P0–P7, Q0–Q7
INPUTS
OUTPUTS
P<Q
L
H
L
H
L
H
L
H
L
H
L
H
P>Q
X
X
L
L
H
H
X
X
L
L
H
H
P<Q
X
X
L
H
L
H
X
X
L
H
L
H
P>Q
H
L
L
L
H
H
H
L
L
L
H
H
P=Q
L
L
H
L
L
L
L
L
H
L
L
L
Logical
Logical
Logical
Logical
Logical
Logical
Arithmetic
Arithmetic
Arithmetic
Arithmetic
Arithmetic
Arithmetic
H
H
H
H
H
H
L
L
L
L
L
L
P>Q
P<Q
P=Q
P=Q
P=Q
P=Q
P AG Q
Q AG P
P=Q
P=Q
P=Q
P=Q
AG = arithmetically greater than
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Supply voltage, V
CC
Input voltage
Off-state output voltage, P = Q output
Operating free-air temperature range: SN54AS866
7 V
7 V
7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SN74AS866A
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–55
°
C to 125
°
C
0
°
C to 70
°
C
–65
°
C to 150
°
C
recommended operating conditions
SN54AS866
MIN
NOM
SN74AS866A
MIN
NOM
UNIT
MAX
MAX
VCC
VIH
VIL
IOH
VOH
IOL
tsu
th
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, all outputs except P=Q
–2
–2
mA
High-level output voltage, P=Q output
5.5
5.5
V
Low-level output current
Setup time to PLE, OLE, OLE
↓
Hold time after PLE, QLE, OLE
↓
Operating free-air temperature
20
20
mA
2
2
ns
4
4
–55
125
0
70
°
C
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other specifications
are design goals. Texas Instruments reserves the right to change or
discontinue these products without notice.
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