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參數(shù)資料
| 型號(hào)： | SN54ALS527 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | FUSE-PROGRAMMABLE IDENTITY COMPARATORS |
| 中文描述： | 保險(xiǎn)絲可編程身分比較器 |
| 文件頁數(shù)： | 5/7頁 |
| 文件大?。?/td> | 95K |
| 代理商： | SN54ALS527 |
SN54ALS526, SN54ALS527, SN54ALS528
SN74ALS526, SN74ALS527, SN74ALS528
FUSE-PROGRAMMABLE IDENTITY COMPARATORS
SDAS051A – JUNE 1984–REVISED MAY 1986
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
5
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Supply voltage, V
CC
(see Note 1)
Input voltage (see Note 1)
Operating free-air temperature range: SN54ALS’
7 V
7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SN74ALS’
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–55
°
C to 125
°
C
0
°
C to 70
°
C
–65
°
C to 150
°
C
NOTE 1: These ratings apply except for programming pins during a programming cycle.
recommended operating conditions
SN54ALS’
MIN
NOM
4.5
2
SN74ALS’
MIN
NOM
4.5
2
UNIT
MAX
5.5
5.5
0.7
–1
12
125
MAX
5.5
5.5
0.8
–2.6
24
70
VCC
VIH
VIL
IOH
IOL
TA
Supply voltage
High-level input voltage
Low-level input voltage
High-level output current
Low-level output current
Operating free-air temperature
5
5
V
V
V
mA
mA
°
C
–55
0
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54ALS’
TYP
SN74ALS’
TYP
UNIT
MIN
MAX
–1.5
MIN
MAX
–1.5
VIK
VCC = 4.5 V,
VCC = 4.5 V to 5.5 V,
VCC = 4.5 V,
VCC = 4.5 V,
VCC = 4.5 V,
VCC = 4.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
II = –18 mA
IOH = –0.4 mA
IOH = –1 mA
IOH = –2.6 mA
IOL = 12 mA
IOL = 24 mA
VI = 5.5 V
VO = 2.7 V
VI = 0.4 V
VO = 2.25 V
V
VCC–2
2.4
VCC–2
VOH
3
V
2.4
2.9
0.25
0.35
VOL
0.25
0.4
0.4
0.5
0.1
20
–0.2
–130
V
II
IIH
IIL
IO
0.1
20
–0.2
–130
mA
μ
A
mA
mA
–30
–30
’ALS526
’ALS527
’ALS528
16
15
13
27
24
21
16
15
13
27
24
21
ICC
VCC = 5.5 V,
All inputs at 4.5 V
mA
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 Note 2)
VCC = 4.5 V to 5.5 V,
RL= 50
pF
,
RL = 680
,
TA = MIN to MAX§
SN54ALS’
MIN
MAX
3
18
2
15
2
18
2
15
PARAMETER
FROM
(INPUT)
TO
UNIT
(OUTPUT)
SN74ALS’
MIN
3
2
2
2
MAX
tPLH
tPHL
tPLH
tPHL
P or Q
P = Q
15
12
15
12
ns
G
P = Q
ns
§The conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
NOTE 2: Load circuit and voltage waveforms are shown in Section 1.
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