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參數(shù)資料
| 型號： | SN54ACT16244WD |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Rotary Switch; Contact Current Max:500mA; No. of Poles:3; No. of Switch Positions:4; Indexing:30 ; No. of Decks:1; Switch Terminals:Solder Lug RoHS Compliant: Yes |
| 中文描述： | 16位緩沖器/線路驅(qū)動器，三態(tài)輸出 |
| 文件頁數(shù)： | 4/7頁 |
| 文件大?。?/td> | 110K |
| 代理商： | SN54ACT16244WD |
SN54ACT16244, 74ACT16244
16-BIT BUFFERS/LINE DRIVERS
WITH 3-STATE OUTPUTS
SCAS116B – MARCH 1990 – REVISED APRIL 1996
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 3)
SN54ACT16244
MIN
74ACT16244
MIN
UNIT
MAX
MAX
VCC
VIH
VIL
VI
VO
IOH
IOL
t/
v
TA
NOTES:
Supply voltage (see Note 4)
4.5
5.5
4.5
5.5
V
High-level input voltage
2
2
V
Low-level input voltage
0.8
0.8
V
Input voltage
0
VCC
VCC
–24
0
VCC
VCC
–24
V
Output voltage
0
0
V
High-level output current
mA
Low-level output current
24
24
mA
Input transition rise or fall rate
0
10
0
10
ns/V
°
C
Operating free-air temperature
–55
125
–40
85
3. Unused inputs should be tied to VCC through a pullup resistor of approximately 5 k or greater to prevent them from floating.
4. All VCC and GND pins must be connected to the proper voltage supply.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25
°
C
TYP
SN54ACT16244
74ACT16244
UNIT
MIN
4.4
MAX
MIN
4.4
MAX
MIN
4.4
MAX
IOH= 50 A
IOH = –50 A
4.5 V
5.5 V
5.4
5.4
5.4
VOH
IOH= 24 mA
IOH = –24 mA
4.5 V
3.94
3.7
3.8
V
5.5 V
4.94
4.7
4.8
IOH = –50 mA
IOH = –75 mA
5.5 V
3.85
5.5 V
3.85
IOL= 50 A
IOL = 50 A
4.5 V
0.1
0.1
0.1
5.5 V
0.1
0.1
0.1
VOL
IOL= 24 mA
IOL = 24 mA
4.5 V
0.36
0.5
0.44
V
5.5 V
0.36
0.5
0.44
IOL = 50 mA
IOL = 75 mA
VI = VCC or GND
VO = VCC or GND
VI = VCC or GND,
One input at 3.4 V,
Other inputs at GND or VCC
VI = VCC or GND
VO = VCC or GND
5.5 V
1.65
5.5 V
1.65
±
1
±
5
80
II
IOZ
ICC
5.5 V
±
0.1
±
0.5
±
1
A
5.5 V
±
10
160
A
IO = 0
5.5 V
8
A
ICC
5.5 V
0.9
1
1
mA
Ci
Co
5 V
4.5
pF
5 V
13.5
pF
Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms.
This is the increase in supply current for each input that is at one of the specified TTL voltage levels rather than 0 V or VCC.
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