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參數(shù)資料
| 型號： | SN54AS823AJT |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 總線收發(fā)器 |
| 英文描述： | AS SERIES, 9-BIT DRIVER, TRUE OUTPUT, CDIP24 |
| 封裝： | 0.300 INCH, CERAMIC, DIP-24 |
| 文件頁數(shù)： | 10/14頁 |
| 文件大?。?/td> | 339K |
| 代理商： | SN54AS823AJT |
SN54AS823A, SN74AS823A, SN74AS824A
9-BIT BUS-INTERFACE FLIP-FLOPS
WITH 3-STATE OUTPUTS
SDAS231A – JUNE 1984 – REVISED AUGUST 1995
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54AS823A
SN74AS823A
SN74AS824A
UNIT
MIN
TYP
MAX
MIN
TYP
MAX
VIK
VCC = 4.5 V,
II = – 18 mA
– 1.2
V
VCC = 4.5 V to 5.5 V,
IOH = – 2 mA
VCC –2
VOH
VCC =4 5V
IOH = – 15 mA
2.4
3.2
2.4
3.2
V
VCC = 4.5 V
IOH = – 24 mA
2
VOL
VCC =4 5V
IOL = 32 mA
0.3
0.5
V
VOL
VCC = 4.5 V
IOL = 48 mA
0.35
0.5
V
IOZH
VCC = 5.5 V,
VO = 2.7 V
50
A
IOZL
VCC = 5.5 V,
VI = 0.4 V
–50
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
– 0.5
mA
IO
VCC = 5.5 V,
VO = 2.25 V
–30
–112
–30
–112
mA
SN54AS823A
Outputs high
49
80
49
80
SN54AS823A,
SN74AS823A
VCC = 5.5 V
Outputs low
61
100
61
100
ICC
SN74AS823A
Outputs disabled
64
103
64
103
mA
ICC
Outputs high
49
80
49
80
mA
SN74AS824A
VCC = 5.5 V
Outputs low
61
100
61
100
Outputs disabled
64
103
64
103
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
(INPUT)
(OUTPUT)
SN54AS823A
SN74AS823A
SN74AS824A
MIN
MAX
MIN
MAX
tPLH
CLK
An Q
3.5
9
3.5
7.5
ns
tPHL
CLK
Any Q
3.5
14
3.5
13
ns
tPHL
CLR
Any Q
3.5
16.5
3.5
15.5
ns
tPZH
OE
An Q
4
12
4
11
ns
tPZL
OE
Any Q
4
13
4
12
ns
tPHZ
OE
Any Q
1
10
1
8
ns
tPLZ
OE
Any Q
1
10
1.5
8
ns
§ For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
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