參數(shù)資料
型號(hào): DS21FT42
元件分類: 通信及網(wǎng)絡(luò)
英文描述: Ultraframer DS3/E3/DS2/E2/DS1/E1/DS0
中文描述: Ultraframer DS3/E3/DS2/E2/DS1/E1/DS0
文件頁數(shù): 34/145頁
文件大小: 466K
代理商: DS21FT42
DALLAS SEMICONDUCTOR
DS21FF42/DS21FT42
101899
/1234
Finally, after the TSYSCLK and RSYSCLK inputs are stable, the ESR bit should be
toggled from a zero to a one (this step can be skipped if the elastic stores are disabled).
IDR: DEVICE IDENTIFICATION REGISTER
(Address=0F Hex)
(MSB)
T1E1
(LSB)
ID0
0
0
0
ID3
ID2
ID1
SYMBOL
POSITION
NAME AND DESCRIPTION
T1E1
IDR.7
T1 or E1 Chip Determination Bit.
0=T1 chip
1=E1 chip
Chip Revision Bit 3.
MSB of a decimal code that represents the chip
revision.
Chip Revision Bit 2.
Chip Revision Bit 1.
Chip Revision Bit 0.
LSB of a decimal code that represents the chip
revision.
ID3
IDR.3
ID2
ID1
ID0
IDR.1
IDR.2
IDR.0
RCR1: RECEIVE CONTROL REGISTER 1
(Address=2B Hex)
(MSB)
LCVCRF
(LSB)
RESYNC
ARC
OOF1
OOF2
SYNCC
SYNCT
SYNCE
SYMBOL
POSITION
NAME AND DESCRIPTION
LCVCRF
RCR1.7
Line Code Violation Count Register Function Select.
0 = do not count excessive zeros
1 = count excessive zeros
Auto Resync Criteria.
0 = Resync on OOF or RCL event
1 = Resync on OOF only
Out Of Frame Select 1.
0 = 2/4 frame bits in error
1 = 2/5 frame bits in error
Out Of Frame Select 2.
0 = follow RCR1.5
1 = 2/6 frame bits in error
ARC
RCR1.6
OOF1
RCR1.5
OOF2
RCR1.4
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DS21FT42N 功能描述:網(wǎng)絡(luò)控制器與處理器 IC 4x4 16/4x3 12 Chnl T1/T1 Framer RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流(最大值):595 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
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