參數(shù)資料
型號: IDT74CBTLV3244PG
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 總線收發(fā)器
英文描述: CBTLV/3B SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20
封裝: TSSOP-20
文件頁數(shù): 1/5頁
文件大小: 68K
代理商: IDT74CBTLV3244PG
INDUSTRIALTEMPERATURERANGE
IDT74CBTLV3244
LOW-VOLTAGEOCTALBUSSWITCH
1
JUNE 2006
INDUSTRIAL TEMPERATURE RANGE
The IDT logo is a registered trademark of Integrated Device Technology, Inc.
2006 Integrated Device Technology, Inc.
DSC-5393/5
FUNCTIONAL BLOCK DIAGRAM
FEATURES:
Pin-out compatible with standard '244 Logic products
5
Ω
Ω A/B bi-directional switch
Isolation under power-off conditions
Over-voltage tolerant
Latch-up performance exceeds 100mA
VCC = 2.3V - 3.6V, Normal Range
ESD > 2000V per MIL-STD-883, Method 3015;
> 200V using machine model (C = 200pF, R = 0)
Available in QSOP and TSSOP packages
APPLICATIONS:
3.3V High Speed Bus Switching and Bus Isolation
SIMPLIFIED SCHEMATIC, EACH SWITCH
IDT74CBTLV3244
LOW-VOLTAGE OCTAL
BUS SWITCH
DESCRIPTION:
The octal bus switch has standard 244 pinouts. The CBTLV3244 is
designed for asynchronous communication between data buses. Sets of
four switches are controlled by one output Enable (
OE). When OE is low,
the set of four bus switches is on and port A is connected to port B. When
OE is high, the set of four bus switches is off and a high impedance exists
between port A and port B.
To ensure the high-impedance state during power up or power down,
both
OEs should be tied to VCC through a pullup resistor.
OE
A
B
2
8
1
1A1
1A4
1OE
SW
1B4
1B1
18
12
11
17
19
2A1
2A4
2OE
SW
2B4
2B1
9
3
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