參數(shù)資料
型號(hào)： 74ALVT16899
廠商： NXP SEMICONDUCTORS
元件分類(lèi)： 通用總線功能
英文描述： 2.5V/3.3V 18-bit latched transceiver with 16-bit parity generator/checker (3-State)(帶16位奇偶發(fā)生器/校驗(yàn)器的2.5V/3.3V 18位鎖存收發(fā)器（三態(tài)）)
中文描述： ALVT SERIES, DUAL 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO56
封裝： PLASTIC, SSOP3-56
文件頁(yè)數(shù)： 5/20頁(yè)
文件大小： 122K
代理商： 74ALVT16899
Philips Semiconductors
Product specification
74ALVT16899
2.5V/3.3V 18-bit latched transceiver with 16-bit parity
generator/checker (3-State)
1998 Jun 30
5
BLOCK DIAGRAM
1
mux
0
9–bit
Output
Buffer
OE
9–bit
Output
Buffer
9–bit
Transparent
Latch
LE
Parity
Generator
Parity
Generator
1
0
mux
OE
9–bit
Transparent
Latch
LE
OEB
LEA
A0
A1
A2
A3
A4
A5
A6
A7
APAR
OEA
SEL
ODD/
EVEN
LEB
B7
BPAR
B6
B5
B4
B3
B2
B1
B0
ERRA
ERRB
SH00084
(1 of 2 parity blocks)
FUNCTION TABLE
INPUTS
OPERATING MODE
OEB
OEA
SEL
LEA
LEB
H
H
X
X
X
3-State A bus and B bus (input A & B simultaneously)
H
L
L
L
H
B
→
A, transparent B latch, generate parity from B0 - B7, check B bus parity
B
→
A, transparent A & B latch, generate parity from B0 - B7, check A & B bus parity
B
→
A, B bus latched, generate parity from latched B0 - B7 data, check B bus parity
B
→
A, transparent B latch, parity feed-through, check B bus parity
H
L
L
H
H
H
L
L
X
L
H
L
H
X
H
H
L
H
H
H
B
→
A, transparent A & B latch, parity feed-through, check A & B bus parity
A
→
B, transparent A latch, generate parity from A0 - A7, check A bus parity
A
→
B, transparent A & B latch, generate parity from A0 - A7, check A & B bus parity
A
→
B, A bus latched, generate parity from latched A0 - A7 data, check A bus parity
A
→
B, transparent A latch, parity feed-through, check A bus parity
A
→
B, transparent A & B latch, parity feed-through, check A & B bus parity
L
H
L
H
X
L
H
L
H
H
L
H
L
L
X
L
H
H
H
L
L
H
H
H
H
L
L
X
X
X
Output to A bus and B bus (NOT ALLOWED)
H =
L
X =
High voltage level
Low voltage level
Don’t care
=
相關(guān)PDF資料
PDF描述
74ALVT16899DGG 2.5V/3.3V 18-bit latched transceiver with 16-bit parity generator/checker 3-State
74ALVT16952 2.5V/3.3V 16-bit registered transceiver (3-State)(2.5V/3.3V16位寄存收發(fā)器（三態(tài)）)
74ALVT16952DGG Hex Schmitt-Trigger Inverters 14-TSSOP -40 to 85
74ALVT16952DL Hex Schmitt-Trigger Inverters 14-TSSOP -40 to 85
74ALVT16953 2.5V/3.3V ALVT 16-bit registered transceiver (3-State)(2.5V/3.3V ALVT 16位寄存收發(fā)器（三態(tài)）)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74ALVT16899DGG 制造商:NXP Semiconductors 功能描述:
74ALVT16899DGG-T 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Dual 8-bit Bus Transceiver
74ALVT16952 制造商:PHILIPS 制造商全稱(chēng):NXP Semiconductors 功能描述:2.5V/3.3V ALVT 16-bit registered transceiver 3-State
74ALVT16952DGG 制造商:PHILIPS 制造商全稱(chēng):NXP Semiconductors 功能描述:2.5V/3.3V ALVT 16-bit registered transceiver 3-State
74ALVT16952DL 制造商:PHILIPS 制造商全稱(chēng):NXP Semiconductors 功能描述:2.5V/3.3V ALVT 16-bit registered transceiver 3-State
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