參數(shù)資料
型號: 933774940529
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): 11/34頁
文件大?。?/td> 313K
代理商: 933774940529
Philips Semiconductors
Product specification
SCN2681
Dual asynchronous receiver/transmitter (DUART)
1998 Sep 04
19
TIMING DIAGRAMS
RESET
tRES
SD00086
Figure 3. Reset Timing
A0–A3
CEN
tAS
tCS
tCH
RDN
tRW
tRWD
D0–D7
(READ)
tDD
tDF
FLOAT
VALID
NOT
VALID
WDN
tRWD
VALID
D0–D7
(WRITE)
tDS
tDH
tAH
SD00087
Figure 4. Bus Timing
RDN
IP0–IP6
WRN
OP0–OP7
tPS
tPH
tPD
OLD DATA
NEW DATA
VM
VOH
VOL
VM = 1.5V
SD00089
Figure 5. Port Timing
相關(guān)PDF資料
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