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參數(shù)資料
| 型號(hào)： | SN54AS823AFK |
| 廠商： | Texas Instruments, Inc. |
| 元件分類： | 通用總線功能 |
| 英文描述： | 9-BIT BUS-INTERFACE FLIP-FLOPS WITH 3-STATE OUTPUTS |
| 中文描述： | 9位總線接口倒裝3觸發(fā)器態(tài)輸出 |
| 文件頁數(shù)： | 5/7頁 |
| 文件大?。?/td> | 112K |
| 代理商： | SN54AS823AFK |
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
TYP
UNIT
MIN
TYP
MAX
MIN
MAX
VIK
VCC = 4.5 V,
VCC = 4.5 V to 5.5 V,
II = –18 mA
IOH = –2 mA
IOH = –15 mA
IOH = –24 mA
IOL = 32 mA
IOL = 48 mA
VO = 2.7 V
VI = 0.4 V
VI = 7 V
VI = 2.7 V
VI = 0.4 V
VO = 2.25 V
Outputs high
–1.2
–1.2
V
VCC –2
2.4
VCC –2
2.4
VOH
VCC= 4 5 V
VCC = 4.5 V
3.2
3.2
V
2
2
VOL
VCC= 4 5 V
VCC = 4.5 V
0.3
0.5
V
0.35
0.5
IOZH
IOZL
II
IIH
IIL
IO
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
VCC = 5.5 V,
50
50
μ
A
μ
A
mA
μ
A
mA
–50
–50
0.1
0.1
20
20
–0.5
–0.5
–30
–112
–30
–112
mA
SN54AS823A,
SN74AS823A
49
80
49
80
VCC = 5.5 V
Outputs low
61
100
61
100
ICC
Outputs disabled
64
103
64
103
mA
Outputs high
49
80
49
80
SN74AS824A
VCC = 5.5 V
Outputs low
Outputs disabled
61
64
100
103
61
64
100
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
SN54AS823A
SN74AS823A
SN74AS824A
MIN
3.5
MAX
MIN
3.5
MAX
7.5
tPLH
tPHL
tPHL
tPZH
tPZL
tPHZ
tPLZ
CLK
An Q
Any Q
9
ns
3.5
14
3.5
13
CLR
Any Q
3.5
16.5
3.5
15.5
ns
OE
An Q
Any Q
4
12
4
11
ns
4
13
4
12
OE
Any Q
1
1
10
10
1
8
8
ns
1.5
§For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
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