参数资料
型号: SCC2698BE1A84,518
厂商: NXP Semiconductors
文件页数: 16/29页
文件大小: 0K
描述: IC UART OCTAL ENHANCED 84-PLCC
标准包装: 250
特点: 故障启动位检测
通道数: 8
FIFO's: 3 位
电源电压: 5V
带自动流量控制功能:
带故障启动位检测功能:
带调制解调器控制功能:
带CMOS:
安装类型: 表面贴装
封装/外壳: 84-LCC(J 形引线)
供应商设备封装: 84-PLCC
包装: 带卷 (TR)
其它名称: 935056380518
SCC2698BE1A84-T
SCC2698BE1A84-T-ND
Philips Semiconductors
Product data sheet
SCC2698B
Enhanced octal universal asynchronous
receiver/transmitter (Octal UART)
2006 Aug 07
23
X1/CLK
CTCLK
RxC
TxC
tCLK
tCTC
tRx
tTx
tCLK
tCTC
tRx
tTx
+5V
1K
X1
X2
C1 = C2 = 24pF FOR CL = 20PF
X1
X2
3.6864MHz
3pF
4pF
50 TO
150 K
TO INTERNAL CLOCK DRIVERS
SCC2698B
NOTE:
C1 AND C2 SHOULD BE BASED ON MANUFACTURER’S SPECIFICATION. PARASITIC CAPACITANCE SHOULD
BE INCLUDED WITH C1 AND C2. R1 IS ONLY REQUIRED IF U1 WILL NOT DRIVE TO X1 INPUT LEVELS
TYPICAL CRYSTAL SPECIFICATION
FREQUENCY:
2 – 4MHZ
LOAD CAPACITANCE (CL):
12 – 32pF
TYPE OF OPERATION:
PARALLEL RESONANT, FUNDAMENTAL MODE
NC
R1
U1
SD00137
RESISTOR REQUIRED
WHEN U1 IS A TTL DEVICE
Figure 9. Clock Timing
tTXD
tTCS
1 BIT TIME
(1 OR 16 CLOCKS)
TxD
TxC
(INPUT)
TxC
(1X OUTPUT)
SD00146
Figure 10. Transmit Timing
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