參數(shù)資料
型號: SN74ABT16833DGGR
廠商: Texas Instruments
文件頁數(shù): 6/13頁
文件大?。?/td> 0K
描述: IC DUAL 8-9BIT BUS TXRX 56-TSSOP
標準包裝: 2,000
系列: 74ABT
邏輯類型: 收發(fā)器,非反相
元件數(shù): 2
每個元件的位元數(shù): 8
輸出電流高,低: 32mA,64mA
電源電壓: 4.5 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 56-TFSOP(0.240",6.10mm 寬)
供應(yīng)商設(shè)備封裝: 56-TSSOP
包裝: 帶卷 (TR)
SN54ABT16833, SN74ABT16833
DUAL 8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS
SCBS097D – FEBRUARY 1991 – REVISED JANUARY 1997
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
description (continued)
The SN54ABT16833 is characterized for operation over the full military temperature range of –55
°C to 125°C.
The SN74ABT16833 is characterized for operation from –40
°C to 85°C.
FUNCTION TABLE
INPUTS
OUTPUT AND I/O
OEB
OEA
CLR
CLK
Ai
Σ OF H
Bi
Σ OF H
A
B
PARITY
ERR
FUNCTION
L
H
X
Odd
NA
A
L
NA
A data to B bus and
L
H
X
Even
NA
A
H
NA
generate parity
H
L
H
NA
Odd
B
NA
H
B data to A bus and
H
L
H
NA
Even
B
NA
L
check parity
X
L
X
NA
H
Check error-flag register
H
No
X
NC
§
H
LNo
X
Z
H
Isolation§
H
Odd
X
Z
H
Isolation§
H
Even
L
X
Odd
NA
A
H
NA
A data to B bus and
L
X
Even
NA
A
L
NA
generate inverted parity
NA = not applicable, NC = no change, X = don’t care
Summation of high-level inputs includes PARITY along with Bi inputs.
Output states shown assume ERR was previously high.
§ In this mode, ERR (when clocked) shows inverted parity of the A bus.
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