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參數(shù)資料
| 型號： | 935026920512 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 2 CHANNEL(S), 1M bps, SERIAL COMM CONTROLLER, PQCC44 |
| 封裝： | PLASTIC, MO-047AC, SOT-187-2, LCC-44 |
| 文件頁數(shù)： | 26/34頁 |
| 文件大?。?/td> | 313K |
| 代理商： | 935026920512 |
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Philips Semiconductors - PIP - SCN2681; Dual asynchronous receiver/transmitter (DUART)
q
Line break detection and generation
q
Programmable channel mode
– Normal (full-duplex)
– Automatic echo
– Local loopback
– Remote loopback
q
Multi-function programmable 16-bit counter/timer
q
Multi-function 7-bit input port
– Can serve as clock or control inputs
– Change of state detection on four inputs
– 100k
typical pull-up resistor
q
Multi-function 8-bit output port
– Individual bit set/reset capability
– Outputs can be programmed to be status/interrupt signals
q
Versatile interrupt system
– Single interrupt output with eight maskable interrupting conditions
– Output port can be configured to provide a total of up to six separate wire-ORable interrupt outputs
q
Maximum data transfer: 1X – 1MB/sec, 16X – 125kB/sec
q
Automatic wake-up mode for multidrop applications
q
Start-end break interrupt/status
q
Detects break which originates in the middle of a character
q
On-chip crystal oscillator
q
Single +5V power supply
q
Commercial and industrial temperature ranges available
q
DIP and PLCC packages
topApplications
AN405_2: SCN2681/SCN68681 And SCC2691 Data Communications (date 21-Sep-98)
topDatasheet
Page
count
File
size
(kB)
Datasheet
SCN2681
Dual asynchronous
receiver/transmitter
(DUART)
9/4/1998
Product
specification
30
224
topParametrics
Type number
Package
Application
FUNCTION
Operating
temp.(Cel)
No.
of
Pins
Receiver/Transmitter
Type
SCN2681AC1A44
(DIP24)
Data
Communication
Receivers/Transmitters 0~70
44
Dual UARTs
SCN2681AC1N28
(DIP24)
Data
Communication
Receivers/Transmitters 0~70
28
Dual UARTs
SCN2681AC1N40
(DIP24)
Data
Communication
Receivers/Transmitters 0~70
40
Dual UARTs
SCN2681AE1A44
(DIP24)
Data
Communication
Receivers/Transmitters -40~85
44
Dual UARTs
SCN2681AE1N28
(DIP24)
Data
Communication
Receivers/Transmitters -40~85
28
Dual UARTs
file:///G|/imaging/BITTING/CPL/20030424/04232003_9/PHGL/_HTML04232003/SCN2681AC1N40.html (2 of 4) [Apr-29-2003 9:44:40 AM]
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