參數(shù)資料
型號: SN74AVCH374DWR
廠商: TEXAS INSTRUMENTS INC
元件分類: 總線收發(fā)器
英文描述: AVC SERIES, 8-BIT DRIVER, TRUE OUTPUT, PDSO20
封裝: PLASTIC, SO-20
文件頁數(shù): 4/11頁
文件大?。?/td> 177K
代理商: SN74AVCH374DWR
SN74AVCH374
OCTAL POSITIVE-EDGE-TRIGGERED D-TYPE FLIP-FLOP
WITH 3-STATE OUTPUTS
SCES267D – APRIL 1999 – REVISED FEBRUARY 2000
3–78
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
description (continued)
OE does not affect internal operations of the latch. Old data can be retained or new data can be entered while
the outputs are in the high-impedance state.
To ensure the high-impedance state during power up or power down, OE should be tied to VCC through a pullup
resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver.
Active bus-hold circuitry is provided to hold unused or floating data inputs at a valid logic level.
This device is fully specified for partial-power-down applications using Ioff. The Ioff circuitry disables the outputs,
preventing damaging current backflow through the device when it is powered down.
The SN74AVCH374 is characterized for operation from –40
°C to 85°C.
terminal assignments
DGV, DW, OR PW PACKAGE
(TOP VIEW)
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
OE
1Q
1D
2D
2Q
3Q
3D
4D
4Q
GND
VCC
8Q
8D
7D
7Q
6Q
6D
5D
5Q
CLK
FUNCTION TABLE
(each flip-flop)
INPUTS
OUTPUT
OE
CLK
D
Q
L
H
L
LL
L
H or L
X
Q0
H
X
Z
PRODUCT
PREVIEW
相關(guān)PDF資料
PDF描述
SN74AVCH374DW AVC SERIES, 8-BIT DRIVER, TRUE OUTPUT, PDSO20
SN74AVCH4T245DE4 AVC SERIES, DUAL 2-BIT TRANSCEIVER, TRUE OUTPUT, PDSO16
SN74AVCH4T245PWR AVC SERIES, DUAL 2-BIT TRANSCEIVER, TRUE OUTPUT, PDSO16
SN74AVCH8T245DGVR AVC SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO24
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SN74AVCH4T245D 功能描述:轉(zhuǎn)換 - 電壓電平 4-Bit Dual-Supply Bus Xcvr RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8
SN74AVCH4T245DE4 功能描述:轉(zhuǎn)換 - 電壓電平 4-Bit Dual-Supply Bus Xcvr RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8
SN74AVCH4T245DG4 功能描述:轉(zhuǎn)換 - 電壓電平 4B Dual Supply Bus Transceiver RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8
SN74AVCH4T245DGVR 功能描述:轉(zhuǎn)換 - 電壓電平 Low Power Low IOVdd Dual Channel RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8
SN74AVCH4T245DR 功能描述:轉(zhuǎn)換 - 電壓電平 4-Bit Dual-Supply Bus Xcvr RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8