參數(shù)資料
型號(hào): SC28C94A1N
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 微控制器/微處理器
英文描述: Quad universal asynchronous receiver/transmitter QUART
中文描述: 4 CHANNEL(S), 1M bps, SERIAL COMM CONTROLLER, PDIP48
封裝: 0.600 INCH, PLASTIC, MS-011, SOT-240-1, DIP-48
文件頁(yè)數(shù): 29/38頁(yè)
文件大?。?/td> 230K
代理商: SC28C94A1N
Philips Semiconductors
Product specification
SC28C94
Quad universal asynchronous receiver/transmitter (QUART)
1998 Aug 19
29
RESET
t
RES
SD00169
Figure 11. Reset Timing
RDN
CEN
I/O as Output
I/O as Input
t
PS
t
PH
t
PD
t
PD
WRN
OLD DATA
NEW DATA
I/O PINS MUST BE STABLE FOR NON-CHANGING BUS DATA DURING THE READ.
NOTE: I/O PIN DATA IS NOT LATCHED
SD00170
Figure 12. I/O Port Timing
WRN
INTERRUPT
1
OUTPUT
RDN
INTERRUPT
1
OUTPUT
V
M
t
IR
t
IR
V
OL
+0.5V
V
OL
+0.5V
V
OL
V
OL
NOTES:
1. INCLUDES I/O WHEN USED AS TxRDY or RxDY/FFULL OUTPUTS AS WELL AS IRQN.
2. THE TEST FOR OPEN DRAIN OUTPUTS IS INTENDED TO GUARANTEE SWITCHING OF THE OUTPUT TRANSISTOR. MEASUREMENT OF THIS RESPONSE IS
REFERENCED FROM THE MIDPOINT OF THE SWITCHING SIGNAL, V
, TO A POINT 0.5V ABOVE V
. THIS POINT REPRESENTS NOISE MARGIN THAT AS-
SURES TRUE SWITCHING HAS OCCURRED. BEYOND THIS LEVEL, THE EFFECTS OF EXTERNAL CIRCUITRY AND TEST ENVIRONMENT ARE PRONOUNCED
AND CAN GREATLY AFFECT THE RESULTANT MEASUREMENT.
SD00171
Figure 13. Interrupt Timing
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SC28C94A1N,112 功能描述:IC UART QUAD W/FIFO 48-DIP RoHS:是 類(lèi)別:集成電路 (IC) >> 接口 - UART(通用異步接收器/發(fā)送器) 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 特點(diǎn):* 通道數(shù):2,DUART FIFO's:16 字節(jié) 規(guī)程:RS232,RS485 電源電壓:2.25 V ~ 5.5 V 帶并行端口:- 帶自動(dòng)流量控制功能:是 帶IrDA 編碼器/解碼器:是 帶故障啟動(dòng)位檢測(cè)功能:是 帶調(diào)制解調(diào)器控制功能:是 帶CMOS:是 安裝類(lèi)型:表面貼裝 封裝/外殼:48-TQFP 供應(yīng)商設(shè)備封裝:48-TQFP(7x7) 包裝:托盤(pán) 其它名稱(chēng):XR16L2551IM-F-ND
SC28L194 制造商:PHILIPS 制造商全稱(chēng):NXP Semiconductors 功能描述:Quad UART for 3.3V and 5V supply voltage
SC28L194A1A 功能描述:UART 接口集成電路 3V-5V 4CH UART INTEL/MOT INTRF RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
SC28L194A1A,512 功能描述:UART 接口集成電路 3V-5V 4CH UART RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
SC28L194A1A,518 功能描述:UART 接口集成電路 3V-5V 4CH UART RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel