參數(shù)資料
型號(hào): SN74ABT853DB
廠商: Texas Instruments, Inc.
英文描述: 8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS
中文描述: 8位至9位奇偶總線收發(fā)器
文件頁數(shù): 2/9頁
文件大?。?/td> 141K
代理商: SN74ABT853DB
SN54ABT853, SN74ABT853
8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS
SCBS198F – FEBRUARY 1991 – REVISED OCTOBER 1997
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
description (continued)
The SN54ABT853 is characterized for operation over the full military temperature range of –55
°
C to 125
°
C. The
SN74ABT853 is characterized for operation from –40
°
C to 85
°
C.
FUNCTION TABLE
INPUTS
OUTPUTS AND I/Os
OEB
OEA
CLR
LE
Ai
Σ
OF H
Bi
Σ
OF H
A
B
PARITY
ERR
FUNCTION
L
H
X
X
Odd
NA
NA
A
L
NA
A data to B bus and
generate parity
Even
H
H
L
X
L
NA
Odd
B
NA
NA
H
B data to A bus and
check parity
Even
L
H
L
H
H
NA
X
X
NA
NA
NC
Store error flag
X
X
L
H
X
X
X
NA
NA
H
Clear error flag register
H
H
X
NC
H
H
L
H
X
X
Z
Z
Z
H
Isolation§
(parity check)
X
L
L Odd
H
X
L
H Even
Odd
L
L
L
X
X
NA
NA
A
H
NA
A data to B bus and
generate inverted parity
Even
L
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.
logic symbol
ERR
CLR
OEA
OEB
CLR
11
1
2
A1
3
A2
4
A3
5
A4
10
PARITY
15
PARITY
B5
19
B6
18
B7
17
B8
16
8
OEA
1
OEB
14
6
A5
7
A6
8
A7
8
9
A8
B1
23
1
B2
22
B3
21
B4
20
ERR
Φ
A Bus
B Bus
LE
LE
13
This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12.
Pin numbers shown are for the DB, DW, JT, NT, PW, and W packages.
相關(guān)PDF資料
PDF描述
SN54ABT853FK 8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS
SN54ABT853JT 8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS
SN54ABT853W 8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS
SN74ABT853PW 8-BIT TO 9-BIT PARITY BUS TRANSCEIVERS
SN74ABT8652DLR SCAN TEST DEVICES WITH OCTAL BUS TRANSCEIVERS AND REGISTERS
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參數(shù)描述
SN74ABT853DBR 功能描述:總線收發(fā)器 8 to 9-Bit Parity 總線收發(fā)器 RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時(shí)間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel
SN74ABT853DBRE4 功能描述:總線收發(fā)器 8 to 9-Bit Parity 總線收發(fā)器 RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時(shí)間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel
SN74ABT853DBRG4 功能描述:總線收發(fā)器 8 To 9B Parity 總線收發(fā)器 RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時(shí)間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel
SN74ABT853DW 功能描述:總線收發(fā)器 Parity Bus RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時(shí)間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel
SN74ABT853DWE4 功能描述:總線收發(fā)器 8 to 9-Bit Parity 總線收發(fā)器 RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時(shí)間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel