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参数资料
| 型号： | SN74ACT16244DGGR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 总线收发器 |
| 英文描述： | ACT SERIES, QUAD 4-BIT DRIVER, TRUE OUTPUT, PDSO48 |
| 封装： | TSSOP-48 |
| 文件页数： | 4/9页 |
| 文件大小： | 154K |
| 代理商： | SN74ACT16244DGGR |
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
74ACT16244
UNIT
MIN
MAX
MIN
MAX
UNIT
VCC
Supply voltage (see Note 4)
4.5
5.5
4.5
5.5
V
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.8
V
VI
Input voltage
0
VCC
0
VCC
V
VO
Output voltage
0
VCC
0
VCC
V
IOH
High-level output current
–24
mA
IOL
Low-level output current
24
mA
t/v
Input transition rise or fall rate
0
10
0
10
ns/V
TA
Operating free-air temperature
–55
125
–40
85
°C
NOTES:
3. Unused inputs should be tied to VCC through a pullup resistor of approximately 5 kW 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
SN54ACT16244
74ACT16244
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
IOH =50 mA
4.5 V
4.4
IOH = –50 mA
5.5 V
5.4
VOH
IOH =24 mA
4.5 V
3.94
3.7
3.8
V
VOH
IOH = –24 mA
5.5 V
4.94
4.7
4.8
V
IOH = –50 mA{
5.5 V
3.85
IOH = –75 mA{
5.5 V
3.85
IOL =50 mA
4.5 V
0.1
IOL = 50 mA
5.5 V
0.1
VOL
IOL =24mA
4.5 V
0.36
0.5
0.44
V
VOL
IOL = 24 mA
5.5 V
0.36
0.5
0.44
V
IOL = 50 mA{
5.5 V
1.65
IOL = 75 mA{
5.5 V
1.65
II
VI = VCC or GND
5.5 V
±0.1
±1
mA
IOZ
VO = VCC or GND
5.5 V
±0.5
±10
±5
mA
ICC
VI = VCC or GND, IO = 0
5.5 V
8
160
80
mA
ICC}
One input at 3.4 V,
Other inputs at GND or VCC
5.5 V
0.9
1
mA
Ci
VI = VCC or GND
5 V
4.5
pF
Co
VO = VCC or GND
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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