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參數(shù)資料
| 型號： | SN54BCT245J |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Reference Voltage Generator for VCOM Adjustment 8-TSSOP |
| 中文描述： | 八路總線收發(fā)器與三態(tài)輸出 |
| 文件頁數(shù)： | 2/7頁 |
| 文件大小： | 102K |
| 代理商： | SN54BCT245J |
SN54BCT245, SN74BCT245
OCTAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCBS013F – SEPTEMBER 1988 – REVISED APRIL 1994
2–2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
logic symbol
logic diagram (positive logic)
A5
6
A6
7
A7
8
A8
9
A2
3
A3
4
A4
5
OE
A1
2
G3
19
3EN2[AB]
B5
14
B6
13
B7
12
B8
11
B1
18
B2
17
B3
16
B4
15
3EN1[BA]
1
DIR
DIR
OE
A1
B1
1
2
18
19
To Seven Other Channels
1
2
This symbol is in accordance with ANSI/IEEE Std 91-1984
and IEC Publication 617-12.
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Supply voltage range, V
CC
Input voltage range: Control inputs (see Note 1)
I/O ports (see Note 1)
Voltage range applied to any output in the disabled or power-off state, V
O
Voltage range applied to any output in the high state, V
O
Current into any output in the low state: SN54BCT245
– 0.5 V to 7 V
– 0.5 V to 7 V
– 0.5 V to 5.5 V
– 0.5 V to 7 V
– 0.5 V to V
CC
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SN54BCT245
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SN74BCT245
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96 mA
128 mA
650 mW
SN74BCT245
Power dissipation (DB package only) (see Note 2)
Operating free-air temperature range:
– 55
°
C to 125
°
C
0
°
C to 70
°
C
– 65
°
C to 150
°
C
Storage temperature range
Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
NOTES:
1. The input and output voltage ratings may be exceeded if the input and output current ratings are observed.
2. Power dissipation is application dependent and is a function of supply voltage, operating temperature, the number of outputs
switching simultaneously, and output duty cycle. Because the thermal resistance of the DB package is higher than that of the DW
or N packages, the DB package may not be suitable for some applications.
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