參數(shù)資料
型號： DS21FF44
廠商： DALLAS SEMICONDUCTOR
元件分類： Digital Transmission Controller
英文描述： DATACOM, FRAMER, PBGA300
封裝： 27 X 27 MM, 1.27 MM PITCH, MCMBGA-300
文件頁數(shù)： 36/110頁
文件大?。?/td> 526K
代理商： DS21FF44
DS21FT44/DS21FF44
31 of 110
ADDRESS
R/W
REGISTER NAME
REGISTER ABBREVIATION
9C
R/W
Receive Channel 29
RC29
9D
R/W
Receive Channel 30
RC30
9E
R/W
Receive Channel 31
RC31
9F
R/W
Receive Channel 32
RC32
A0
R/W
Transmit Channel Control 1
TCC1
A1
R/W
Transmit Channel Control 2
TCC2
A2
R/W
Transmit Channel Control 3
TCC3
A3
R/W
Transmit Channel Control 4
TCC4
A4
R/W
Receive Channel Control 1
RCC1
A5
R/W
Receive Channel Control 2
RCC2
A6
R/W
Receive Channel Control 3
RCC3
A7
R/W
Receive Channel Control 4
RCC4
A8
R/W
Common Control 4
CCR4
A9
R
Transmit DS0 Monitor
TDS0M
AA
R/W
Common Control 5
CCR5
AB
R
Receive DS0 Monitor
RDS0M
AC
R/W
Test 3
TEST3 (set to 00H)
AD
–
Not used
(set to 00H)
AE
–
Not used
(set to 00H)
AF
–
Not used
(set to 00H)
B0
R/W
HDLC Control Register
HCR
B1
R/W
HDLC Status Register
HSR
B2
R/W
HDLC Interrupt Mask Register
HIMR
B3
R/W
Receive HDLC Information Register
RHIR
B4
R/W
Receive HDLC FIFO Register
RHFR
B5
R/W
Interleave Bus Operation Register
IBO
B6
R/W
Transmit HDLC Information Register
THIR
B7
R/W
Transmit HDLC FIFO Register
THFR
B8
R/W
Receive HDLC DS0 Control
Register 1
RDC1
B9
R/W
Receive HDLC DS0 Control
Register 2
RDC2
BA
R/W
Transmit HDLC DS0 Control
Register 1
TDC1
BB
R/W
Transmit HDLC DS0 Control
Register 2
TDC2
BC
–
Not used
(set to 00H)
BD
–
Not used
(set to 00H)
BE
–
Not used
(set to 00H)
BF
–
Not used
(set to 00H)
NOTES:
1. Test Registers 1, 2, and 3 are used only by the factory; these registers must be cleared (set to all
zeros) on power– up initialization to insure proper operation.
2. Register banks CxH, DxH, ExH, and FxH are not accessible.
相關(guān)PDF資料
PDF描述
DS21FF44N DATACOM, FRAMER, PBGA300
DS21FT40N DATACOM, FRAMER, PBGA300
DS21FT40 DATACOM, FRAMER, PBGA300
DS21FT42 DATACOM, FRAMER, PBGA300
DS21FT42N DATACOM, FRAMER, PBGA300
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS21FF44N 功能描述:網(wǎng)絡控制器與處理器 IC 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 安裝風格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
DS21FT40 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Four x Three 12 Channel E1 Framer
DS21FT40N 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
DS21FT42 功能描述:網(wǎng)絡控制器與處理器 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 安裝風格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
DS21FT42N 功能描述:網(wǎng)絡控制器與處理器 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 安裝風格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
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