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參數資料
| 型號： | SN54AHC245FK |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS |
| 中文描述： | 八路總線收發器與三態輸出 |
| 文件頁數： | 1/18頁 |
| 文件大小： | 573K |
| 代理商： | SN54AHC245FK |
SN54AHC245, SN74AHC245
OCTAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCLS230I – OCTOBER 1995 – REVISED JULY 2003
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
Operating Range 2-V to 5.5-V V
CC
Latch-Up Performance Exceeds 250 mA Per
JESD 17
description/ordering information
The ’AHC245 octal bus transceivers are designed
for
asynchronous
two-way
between data buses. The control-function
implementation
minimizes
requirements.
communication
external
timing
These devices allow data transmission from the
A bus to the B bus or from the B bus to the A bus,
depending
on
the
direction-control (DIR) input. The output-enable
(OE) input can be used to disable the device so
that the buses are effectively isolated.
logic
level
at
the
To ensure the high-impedance state during power
up or power down, OE should be tied to V
CC
through a pullup resistor; the minimum value of
the resistor is determined by the current-sinking
capability of the driver.
ORDERING INFORMATION
TA
PACKAGE
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
PDIP – N
Tube
SN74AHC245N
SN74AHC245N
SOIC – DW
Tube
SN74AHC245DW
AHC245
Tape and reel
SN74AHC245DWR
–40
°
C to 85
°
C
SSOP – DB
Tape and reel
SN74AHC245DBR
HA245
TSSOP – PW
Tube
SN74AHC245PW
HA245
Tape and reel
SN74AHC245PWR
TVSOP – DGV
Tape and reel
SN74AHC245DGVR
HA245
CDIP – J
Tube
SNJ54AHC245J
SNJ54AHC245J
–55
°
C to 125
°
C
CFP – W
Tube
SNJ54AHC245W
SNJ54AHC245W
LCCC – FK
Tube
SNJ54AHC245FK
SNJ54AHC245FK
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines
are available at www.ti.com/sc/package.
Copyright
2003, Texas Instruments Incorporated
On products compliant to MIL-PRF-38535, all parameters are tested
unless otherwise noted. On all other products, production
processing does not necessarily include testing of all parameters.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
SN54AHC245 . . . J OR W PACKAGE
SN74AHC245 . . . DB, DGV, DW, N, OR PW PACKAGE
(TOP VIEW)
SN54AHC245 . . . FK PACKAGE
(TOP VIEW)
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
DIR
A1
A2
A3
A4
A5
A6
A7
A8
GND
V
CC
OE
B1
B2
B3
B4
B5
B6
B7
B8
3
2
1 20 19
9 10 11 12 13
4
5
6
7
8
18
17
16
15
14
B1
B2
B3
B4
B5
A3
A4
A5
A6
A7
A
A
D
B
B
O
A
G
B
V
C
相關PDF資料 |
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|---|---|
| SN54AHC245J | OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS |
| SN54AHC245W | OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS |
| SN54ALS165FK | PARALLEL-LOAD 8-BIT REGISTERS |
| SN54ALS165J | PARALLEL-LOAD 8-BIT REGISTERS |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| SN54AHC245J | 制造商:TI 制造商全稱:Texas Instruments 功能描述:OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS |
| SN54AHC245W | 制造商:TI 制造商全稱:Texas Instruments 功能描述:OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS |
| SN54AHC257 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS |
| SN54AHC257FK | 制造商:TI 制造商全稱:Texas Instruments 功能描述:QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS |
| SN54AHC257J | 制造商:TI 制造商全稱:Texas Instruments 功能描述:QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS |
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