參數(shù)資料
型號: SC28C94A1N
廠商: NXP SEMICONDUCTORS
元件分類: 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
文件頁數(shù): 30/38頁
文件大?。?/td> 230K
代理商: SC28C94A1N
Philips Semiconductors
Product specification
SC28C94
Quad universal asynchronous receiver/transmitter (QUART)
1998 Aug 19
30
C1 and C2 should be chosen according to the
crystal manufacturer’s specification.
C1 and C2 values will include any parasitic
capacitance of the wiring.
X1/CLK
CTCLK
RxC
TxC
t
CLK
t
CTC
t
Rx
t
Tx
t
CLK
t
CTC
t
Rx
t
Tx
+5V
1K required for
TTL gate.
X1
X2
C1 = C2 = 24pF FOR C
L
= 20PF
X1
X2
3.6864MHz
3pF
4pF
50 KOHMs
TO
150 KOHMs
26C94
NOTES:
C1 and C2 should be based on manufacturer’s specification.
X1 and X2 parasitic capacitance IS 1-2pF AND 3-5pF, respectively.
GAIN:
at 4MHz 8 to 14db; at 8MHz 2 to 6db
PHASE: at 4MHz 272
°
to 276
°
; at 8MHz 272
°
to 276
°
TYPICAL CRYSTAL SPECIFICATION
2 – 4MHZ
12 – 32pF
PARALLEL RESONANT, FUNDAMENTAL MODE
FREQUENCY:
LOAD CAPACITANCE (C
L
):
TYPE OF OPERATION:
NC
C1
C2
MUX
To
remainder
of circuit
÷
2
38.4kHz CLOCK
BRG
TO I/O CHANGE-OF-STATE DETECTORS
22
STANDARD
RATES
SD00172
POWER DOWN
Figure 14. Clock Timing
TxC
(INPUT)
TxD
TxC
(1X OUTPUT)
1 BIT TIME
(1 OR 16 CLOCKS
t
TCS
t
TXD
SD00173
Figure 15. Transmit Clock 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 類別:集成電路 (IC) >> 接口 - UART(通用異步接收器/發(fā)送器) 系列:- 標準包裝:250 系列:- 特點:* 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:- 帶自動流量控制功能:是 帶IrDA 編碼器/解碼器:是 帶故障啟動位檢測功能:是 帶調(diào)制解調(diào)器控制功能:是 帶CMOS:是 安裝類型: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 其它名稱:XR16L2551IM-F-ND
SC28L194 制造商:PHILIPS 制造商全稱: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