參數(shù)資料
型號: XR16C854IQ-F
廠商: Exar Corporation
文件頁數(shù): 16/53頁
文件大?。?/td> 0K
描述: IC UART FIFO 128B QUAD 100QFP
標準包裝: 66
特點: *
通道數(shù): 4,QUART
FIFO's: 128 字節(jié)
規(guī)程: RS232,RS485
電源電壓: 2.97 V ~ 5.5 V
帶自動流量控制功能:
帶IrDA 編碼器/解碼器:
帶故障啟動位檢測功能:
帶調(diào)制解調(diào)器控制功能:
帶CMOS:
安裝類型: 表面貼裝
封裝/外殼: 100-BQFP
供應商設備封裝: 100-QFP(14x20)
包裝: 托盤
其它名稱: 1016-1652
XR16C854IQ-F-ND
XR16C854/854D
23
REV. 3.1.0
2.97V TO 5.5V QUAD UART WITH 128-BYTE FIFO
3.0
UART INTERNAL REGISTERS
Each UART channel in the 854 has its own set of configuration registers selected by address lines A0, A1 and
A2 with a specific channel selected (See Table 1 and Table 2). The complete register set is shown on Table 8
and Table 9.
TABLE 8: UART INTERNAL REGISTERS
A2,A1,A0 ADDRESSES
REGISTER
READ/WRITE
COMMENTS
16C550 COMPATIBLE REGISTERS
0
0 0
RHR - Receive Holding Register
THR - Transmit Holding Register
Read-only
Write-only
LCR[7] = 0
0
0 0
DLL - Div Latch Low Byte
Read/Write
LCR[7] = 1, LCR
≠ 0xBF
0
0 1
DLM - Div Latch High Byte
Read/Write
LCR[7] = 1, LCR
≠ 0xBF
0
0 0
DREV - Device Revision Code
Read-only
DLL, DLM
= 0x00,
LCR[7] = 1, LCR
≠ 0xBF
0
0 1
DVID - Device Identification Code
Read-only
DLL, DLM = 0x00,
LCR[7] = 1, LCR
≠ 0xBF
0
0 1
IER - Interrupt Enable Register
Read/Write
LCR[7] = 0
0
1 0
ISR - Interrupt Status Register
FCR - FIFO Control Register
Read-only
Write-only
LCR[7] = 0
0
1 1
LCR - Line Control Register
Read/Write
1
0 0
MCR - Modem Control Register
Read/Write
LCR[7] = 0
1
0 1
LSR - Line Status Register
Reserved
Read-only
Write-only
LCR[7] = 0
1
1 0
MSR - Modem Status Register
Reserved
Read-only
Write-only
LCR[7] = 0
1
1 1
SPR - Scratch Pad Register
Read/Write
LCR[7] = 0, FCTR[6] = 0
1
1 1
FLVL - TX/RX FIFO Level Counter Register
Read-only
LCR[7] = 0, FCTR[6] = 1
1
1 1
EMSR - Enhanced Mode Select Register
Write-only
LCR[7] = 0, FCTR[6] = 1
ENHANCED REGISTERS
0
0 0
TRG - TX/RX FIFO Trigger Level Reg
FC - TX/RX FIFO Level Counter Register
Write-only
Read-only
LCR = 0xBF
0
0 1
FCTR - Feature Control Reg
Read/Write
LCR = 0xBF
0
1 0
EFR - Enhanced Function Reg
Read/Write
LCR = 0xBF
1
0 0
Xon-1 - Xon Character 1
Read/Write
LCR = 0xBF
1
0 1
Xon-2 - Xon Character 2
Read/Write
LCR = 0xBF
1
1 0
Xoff-1 - Xoff Character 1
Read/Write
LCR = 0xBF
1
1 1
Xoff-2 - Xoff Character 2
Read/Write
LCR = 0xBF
X
X X
FSTAT - FIFO Status Register
Read-only
FSRS# pin is logic 0
相關PDF資料
PDF描述
XR16C864IQ-F IC UART FIFO 128B QUAD 100QFP
XR16L2450IJ-F IC UART FIFO 1B DUAL 44PLCC
XR16L2550IJ-F IC UART FIFO 16B DUAL 44PLCC
XR16L2551IM-F IC UART FIFO 16B DUAL 48TQFP
XR16L2552IJ-F IC UART FIFO 16B DUAL 44PLCC
相關代理商/技術參數(shù)
參數(shù)描述
XR16C854IQTR-F 功能描述:UART 接口集成電路 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
XR16C854IV 制造商:Exar Corporation 功能描述:
XR16C854IV-F 功能描述:UART 接口集成電路 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
XR16C854IV-F 制造商:Exar Corporation 功能描述:IC QUAD UART 2MBPS 5.5V 64-LQFP
XR16C854IVTR-F 功能描述:UART 接口集成電路 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