參數(shù)資料
型號(hào): 74F552
廠(chǎng)商: NXP Semiconductors N.V.
英文描述: Octal registered transceiver with parity and flags (3-State)(帶奇偶和標(biāo)志位的八通道寄存收發(fā)器(三態(tài)))
中文描述: 八路注冊(cè)平等和旗幟(3態(tài))(帶奇偶和標(biāo)志位的八收發(fā)器通道寄存收發(fā)器(三態(tài)))
文件頁(yè)數(shù): 4/14頁(yè)
文件大小: 115K
代理商: 74F552
Philips Semiconductors
Product specification
74F552
Octal registered transceiver with parity and flags (3-State)
1991 Jan 02
4
R or S FLAG FUNCTION TABLE
INPUTS
CPX
OUTPUTS
FR or FS
OPERATING
MODE
CEX
OEXX
H
X
NC
Hold flag
L
H
Set flag
X
X
L
Clear flag
H = High voltage level
L = Low voltage level
NC= No change
X = Don’t care
X
=
R
or
S
for
CPX
and
CEX
XX
=
AS
or
BR
= Low-to-High transition
= Not Low-to-High transition
PARITY GENERATION FUNCTION TABLE
INPUTS
OUTPUTS
OEBR
CPR
Number of Highs
in the Q outputs
of the R register
PARITY
OPERATING
MODE
H
X
X
Z
Hold flag
L
L
0,2,4,6,8
1,3,5,7
H
L
Load data
H = High voltage level
L = Low voltage level
X = Don’t care
Z = High impedance “off” state
= Low-to-High transition
PARITY CHECK FUNCTION TABLE
INPUTS
OUTPUTS
OEAS
CPS
PARITY
Number of Highs in the Q outputs
of the R register
ERROR
OPERATING MODE
H
L
L
L
L
X
X
L
L
H
H
X
0,2,4,6,8
1,3,5,7
0,2,4,6,8
1,3,5,7
H
L
H
H
L
Parity check
H = High voltage level
L = Low voltage level
X = Don’t care
= Low-to-High transition
相關(guān)PDF資料
PDF描述
74F563DC 8-Bit D-Type Latch
74F563SCX 8-Bit D-Type Latch
74F563SJX 8-Bit D-Type Latch
74F564DC Octal D-Type Flip-Flop
74F564SJX Octal D-Type Flip-Flop
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74F552D 制造商:NXP Semiconductors 功能描述:
74F552DC 制造商:未知廠(chǎng)家 制造商全稱(chēng):未知廠(chǎng)家 功能描述:Single 8-bit Bus Transceiver
74F552QC 功能描述:總線(xiàn)收發(fā)器 Oct Registered Trans 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
74F552QCX 制造商:FAIRCHILD 制造商全稱(chēng):Fairchild Semiconductor 功能描述:Single 8-bit Bus Transceiver
74F552SC 功能描述:總線(xiàn)收發(fā)器 Oct Registered Trans 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