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参数资料
| 型号： | SNJ54BCT245W |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 总线收发器 |
| 英文描述： | BCT/FBT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, CDFP20 |
| 封装： | CERAMIC, DFP-20 |
| 文件页数： | 17/20页 |
| 文件大小： | 767K |
| 代理商： | SNJ54BCT245W |
SN54BCT245, SN74BCT245
OCTAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCBS013H – SEPTEMBER 1998 – REVISED MAY 2002
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figures 2 through 5 show the typical power dissipation for an SN74BCT245 over variations in outputs switching,
output frequency, and capacitive load.
VCC = 5.5 V
TA = 70°C
RL = 500
Air Flow = 0
CL = 15 pF
VCC = 5.5 V
TA = 70°C
RL = 500
Air Flow = 0
CL = 100 pF
VCC = 5.5 V
TA = 70°C
RL = 500
Air Flow = 0
CL = 150 pF
VCC = 5.5 V
TA = 70°C
RL = 500
Air Flow = 0
CL = 50 pF
f – Frequency – MHz
10
20
30
40
750
600
450
300
150
900
Four Switching
10
20
30
40
1250
1000
750
500
250
1500
1250
1000
750
500
250
1500
10
20
30
40
10
20
30
40
Four Switching
One Switching
Four Switching
Eight Switching
1000
800
600
400
200
1200
1050
0
050
1400
0
50
0
POWER DISSIPATION
vs
FREQUENCY
POWER DISSIPATION
vs
FREQUENCY
POWER DISSIPATION
vs
FREQUENCY
POWER DISSIPATION
vs
FREQUENCY
0
1750
050
1750
0
050
P
–
Power
Dissipation
–
mW
D
One Switching
Figure 2
Figure 3
Figure 4
Figure 5
P
–
Power
Dissipation
–
mW
D
P
–
Power
Dissipation
–
mW
D
P
–
Power
Dissipation
–
mW
D
Eight Switching
Four Switching
One Switching
Eight Switching
The dashed lines are for the DB package only.
相关PDF资料 |
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| SN74BCT245DWR | BCT/FBT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20 |
| SN74BCT245DW | BCT/FBT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20 |
| SNJ54BCT541FKR | BCT/FBT SERIES, 8-BIT DRIVER, TRUE OUTPUT, CQCC20 |
| SNJ54BCT544W | BCT/FBT SERIES, 8-BIT REGISTERED TRANSCEIVER, INVERTED OUTPUT, CDFP24 |
| SN74BCT544DWR | BCT/FBT SERIES, 8-BIT REGISTERED TRANSCEIVER, INVERTED OUTPUT, PDSO24 |
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