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參數(shù)資料
| 型號(hào)： | 74ABT853 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 8-bit transceiver with 9-bit parity checker/generator and flag latch (3-State)(帶9位奇偶發(fā)生器/校驗(yàn)器和標(biāo)志鎖存的的8位收發(fā)器（三態(tài)）) |
| 中文描述： | 8位收發(fā)器與9位奇偶校驗(yàn)器/發(fā)電機(jī)和標(biāo)志鎖存器（3態(tài)）（帶9位奇偶發(fā)生器/校驗(yàn)器和標(biāo)志鎖存的的8位收發(fā)器（三態(tài)）） |
| 文件頁(yè)數(shù)： | 2/7頁(yè) |
| 文件大?。?/td> | 82K |
| 代理商： | 74ABT853 |
Philips Semiconductors
Product specification
74ABT853
8-bit transceiver with 9-bit parity checker/
generator and flag latch (3-State)
1995 Sep 06
2
PIN DESCRIPTION
SYMBOL
PIN NUMBER
NAME AND FUNCTION
A0 – A7
2, 3, 4, 5, 6, 7, 8, 9
A port 3–State inputs/outputs
B0 – B7
23, 22, 21, 20, 19, 18, 17, 16
B port 3–State inputs/outputs
OEA
1
Enables the A outputs when Low
OEB
14
Enables the B outputs when Low
PARITY
15
Parity output/input
ERROR
10
Error output (open collector)
CLEAR
11
Clears the error flag register when Low
ENABLE
13
Enable input (active-Low)
GND
12
Ground (0V)
V
CC
24
Positive supply voltage
FUNCTION TABLE
INPUTS
OUTPUTS
MODE
OEB
OEA
An
Σ
OF HIGHS
Bn + PARITY
Σ
OF HIGHS
An
Bn
PARITY
A data to B bus and generate odd parity output
L
H
Odd
Even
(output)
(input)
An
L
H
B data to A bus and check for parity error
1
H
L
(output)
X
Bn
(input)
(input)
A bus and B bus disabled
2
H
H
X
X
Z
Z
Z
A data to B bus and generate inverted parity output
L
L
Odd
Even
(output)
(input)
An
H
L
NOTES:
1. Error checking is detailed in the Error Flag Function Table below.
2. When ENABLE is Low, ERROR is Low if the sum of A inputs is even or ERROR is High if the sum of A inputs is odd.
ERROR FLAG FUNCTION TABLE
INPUTS
INTERNAL NODE
OUTPUT
MODE
ENABLE
CLEAR
Bn + PARITY
Σ
OF HIGHS
POINT ”P(pán)”
PRE–STATE
ERRORn–1
ERROR
OUTPUT
Pass
L
L
Odd
Even
H
L
X
H
L
Sample
L
H
Odd
Even
X
H
L
X
H
X
L
H
L
L
Clear
H
L
X
X
X
H
Store
H
H
X
X
L
H
L
H
H
L
X
Z
=
=
=
=
High voltage level steady state
Low voltage level steady state
Don’t care
High impedance ”off” state
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| 74ABT853D | 8-bit transceiver with 9-bit parity checker/ generator and flag latch 3-State |
| 74ABT853N | 8-bit transceiver with 9-bit parity checker/ generator and flag latch 3-State |
| 74ABT853DB | 8-bit transceiver with 9-bit parity checker/ generator and flag latch 3-State |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74ABT853D | 制造商:NXP Semiconductors 功能描述: |
| 74ABT861N | 制造商:NXP Semiconductors 功能描述: |
| 74ABT863D,602 | 功能描述:總線收發(fā)器 9-BIT TRANSCEIVER 3-S RoHS:否 制造商:Fairchild Semiconductor 邏輯類(lèi)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(lèi)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 |
| 74ABT863D,623 | 功能描述:總線收發(fā)器 9-BIT TRANSCEIVER 3-S RoHS:否 制造商:Fairchild Semiconductor 邏輯類(lèi)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(lèi)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 |
| 74ABT863DB,112 | 功能描述:總線收發(fā)器 9-BIT TRANSCEIVER 3-S RoHS:否 制造商:Fairchild Semiconductor 邏輯類(lèi)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(lèi)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 |
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