参数资料
型号: SC28L91A1B,551
厂商: NXP Semiconductors
文件页数: 6/30页
文件大小: 0K
描述: IC UART SINGLE W/FIFO 44-PQFP
产品培训模块: Stand-Alone UARTs
标准包装: 96
系列: IMPACT
特点: 故障启动位检测
通道数: 1,UART
FIFO's: 16 字节
电源电压: 3.3V,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: 44-QFP
供应商设备封装: 44-PQFP(10x10)
包装: 管件
产品目录页面: 828 (CN2011-ZH PDF)
其它名称: 568-1187
935267419551
SC28L91A1B-S
Philips Semiconductors
Product data sheet
SC28L91
3.3 V or 5.0 V Universal Asynchronous
Receiver/Transmitter (UART)
2004 Oct 21
14
AC CHARACTERISTICS (3.3 VOLT) 1, 2, 3, 4
VCC = 3.3 V ± 10 %, Tamb = –40 °C to +85 °C, unless otherwise specified.
Symbol
Parameter
Min
Typ
Max
Unit
Reset Timing (See Figure 4)
tRES
Reset pulse width
100
20
ns
Bus Timing5 (See Figure 5)
t*AS
A0–A3 setup time to RDN, WRN Low
10
6
ns
t*AH
A0–A3 hold time from RDN, WRN low
33
ns
t*CS
CEN setup time to RDN, WRN low
0
ns
t*CH
CEN Hold time from RDN. WRN low
0
ns
t*RW
WRN, RDN pulse width (Low time)
20
10
ns
t*DD
Data valid after RDN low (125pF load. See Figure 3 for smaller loads.)
46
75
ns
t*DA
RDN low to data bus active6
0
ns
t*DF
Data bus floating after RDN or CEN high
15
20
ns
t*DI
RDN or CEN high to data bus invalid7
0
ns
t*DS
Data bus setup time before WRN or CEN high (write cycle)
43
ns
t*DH
Data hold time after WRN high
0
–15
ns
t*RWD
High time between read and/or write cycles5, 7
27
ns
Port Timing5 (See Figure 9)
t*PS
Port in setup time before RDN low (Read IP ports cycle)
0
–20
ns
t*PH
Port in hold time after RDN high
0
–20
ns
t*PD
OP port valid after WRN or CEN high (OPR write cycle)
50
75
ns
Interrupt Timing (See Figure 10)
t*IR
INTRN (or OP3–OP7 when used as interrupts) negated from:
Read RxFIFO (RxRDY/FFULL interrupt)
40
79
ns
Write TxFIFO (TxRDY interrupt)
40
79
ns
Reset Command (delta break change interrupt)
40
79
ns
Stop C/T command (Counter/timer interrupt)
40
79
ns
Read IPCR (delta input port change interrupt)
40
79
ns
Write IMR (Clear of change interrupt mask bit(s))
40
79
ns
Clock Timing (See Figure 11)
t*CLK
X1/CLK high or low time
35
25
ns
f*CLK
X1/CLK frequency8 (for higher speeds contact factory)
0.1
3.686
8
MHz
f*CTC
C/T Clk (IP2) high or low time (C/T external clock input)
30
15
ns
f*CTC
C/T Clk (IP2) frequency8 (for higher speeds contact factory)
0
8
MHz
t*RX
RxC high or low time (16X)
30
10
ns
f*RX
RxC Frequency (16X) (for higher speeds contact factory)
0
16
MHz
RxC Frequency (1x)8, 9
0
1
MHz
t*TX
TxC High or low time (16X)
30
15
ns
f*TX
TxC frequency (16X) (for higher speeds contact factory)
16
MHz
TxC frequency (1X)8, 9
0
1
MHz
Transmitter Timing, external clock (See Figure 12)
t*TXD
TxD output delay from TxC low (TxC input pin)
40
78
ns
t*TCS
Output delay from TxC output pin low to TxD data output
8
30
ns
相关PDF资料
PDF描述
SC28L91A1B,528 IC UART SINGLE W/FIFO 44PQFP
SC28L91A1A,529 IC UART SINGLE W/FIFO 44-PLCC
SCC68692C1A44,512 IC UART DUAL 44-PLCC
SCC68692C1A44,518 IC DUART 44PLCC
ATMEGA164PA-AUR MCU AVR 16KB FLASH 20MHZ 44TQFP
相关代理商/技术参数
参数描述
SC28L91A1B-S 功能描述:UART 接口集成电路 UART SINGLE W/FIFO RoHS:否 制造商:Texas Instruments 通道数量:2 数据速率:3 Mbps 电源电压-最大:3.6 V 电源电压-最小:2.7 V 电源电流:20 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LQFP-48 封装:Reel
SC28L91A1B-T 功能描述:UART 接口集成电路 3V-5V 1CH UART INTEL/MOT INTRF RoHS:否 制造商:Texas Instruments 通道数量:2 数据速率:3 Mbps 电源电压-最大:3.6 V 电源电压-最小:2.7 V 电源电流:20 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LQFP-48 封装:Reel
SC28L92 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:3.3V-5.0V Dual Universal Asynchronous Receiver/Transmitter DUART
SC28L92A1A 制造商:NXP Semiconductors 功能描述:UART DUAL 3.3V OR 5V SMD 28L92
SC28L92A1A,512 功能描述:UART 接口集成电路 3V-5V 2CH UART INTEL/MOT INTRF RoHS:否 制造商:Texas Instruments 通道数量:2 数据速率:3 Mbps 电源电压-最大:3.6 V 电源电压-最小:2.7 V 电源电流:20 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LQFP-48 封装:Reel