參數(shù)資料
型號: SCN2681AE1N40
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: Dual asynchronous receiver/transmitter DUART
中文描述: 2 CHANNEL(S), 1M bps, SERIAL COMM CONTROLLER, PDIP40
封裝: PLASTIC, DIP-40
文件頁數(shù): 19/30頁
文件大小: 205K
代理商: SCN2681AE1N40
Philips Semiconductors
Product specification
SCN2681
Dual asynchronous receiver/transmitter (DUART)
1998 Sep 04
19
TIMING DIAGRAMS
RESET
t
RES
SD00086
Figure 3. Reset Timing
A0–A3
CEN
t
AS
t
CS
t
CH
RDN
t
RW
t
RWD
D0–D7
(READ)
t
DD
t
DF
FLOAT
FLOAT
VALID
NOT
VALID
WDN
t
RWD
VALID
D0–D7
(WRITE)
t
DS
t
DH
t
AH
SD00087
Figure 4. Bus Timing
RDN
IP0–IP6
WRN
OP0–OP7
t
PS
t
PH
t
PD
OLD DATA
NEW DATA
V
M
V
OH
V
OL
V
M
= 1.5V
SD00089
Figure 5. Port Timing
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SCN2681T 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Dual asynchronous receiver/transmitter DUART
SCN2681TC1A44 制造商:NXP Semiconductors 功能描述:
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SCN2681TC1N40A 制造商:未知廠家 制造商全稱:未知廠家 功能描述:UART