參數(shù)資料
型號： DS21Q44TN
英文描述： MICROSWITCH, SPDT, SIM ROLLER LEVER; Current, contact AC:5A; Force, operating:91.75gf; Travel, pre:16.0mm; Centres, fixing LxW:22.2mm; Temp, op. max:120(degree C); Temp, op. min:-40(degree C); Length / Height, external:9.25mm; Width, RoHS Compliant: Yes
中文描述： 增強(qiáng)的四素E1成幀器
文件頁數(shù)： 10/105頁
文件大?。?/td> 620K
代理商： DS21Q44TN
DS21Q44
10 of 105
PIN
119
120
121
122
123
124
125
126
127
128
SYMBOL
D2 or AD2
D3 or AD3
D4 or AD4
D5 or AD5
D6 or AD6
D7 or AD7
TSYSCLK0
TSER0
TSSYNC0
TSIG0
[TCHCLK0]
TYPE
I/O
I/O
I/O
I/O
I/O
I/O
I
I
I
I
[O]
DESCRIPTION
Data Bus Bit or Address/Data Bit 2
Data Bus Bit or Address/Data Bit 3
Data Bus Bit or Address/Data Bit 4
Data Bus Bit or Address/Data Bit 5
Data Bus Bit or Address/Data Bit 6
Data Bus Bit or Address/Data Bit 7; MSB
Transmit System Clock for Elastic Store in Framer 0
Transmit Serial Data for Framer 0
Transmit Sync for Elastic Store in Framer 0
Transmit Signaling Input for Framer 0
[Transmit Channel Clock from Framer 0]
Note:
1.
Brackets [ ] indicate pin function when the DS21Q44 is configured for emulation of the DS21Q43,
(FMS = 1).
Pin Description Sorted by Pin Function, FMS = 0
Table 2-2
PIN
108
23
24
25
26
27
28
29
SYMBOL
8MCLK
A0
A1
A2
A3
A4
A5
A6/ALE (AS)
TYPE
O
I
I
I
I
I
I
I
DESCRIPTION
8 MHz Clock
Address Bus Bit 0; LSB
Address Bus Bit 1
Address Bus Bit 2
Address Bus Bit 3
Address Bus Bit 4
Address Bus Bit 5
Address Bus Bit 6; MSB or Address Latch Enable (Address
Strobe)
Address Bus Bit 7
Bus Type Select for Parallel Control Port
8MCLK Clock Reference Input
Chip Select
Data Bus Bit or Address/Data Bit 0; LSB
Data Bus Bit or Address/Data Bit 1
Data Bus Bit or Address/Data Bit 2
Data Bus Bit or Address/Data Bit 3
Data Bus Bit or Address/Data Bit 4
Data Bus Bit or Address/Data Bit 5
Data Bus Bit or Address/Data Bit 6
Data Bus Bit or Address/Data Bit 7; MSB
Framer Mode Select
Framer Select 0 for Parallel Control Port
Framer Select 1 for Parallel Control Port
Receive Alarm Interrupt for all Four Framers
JTAG Test Clock
46
61
112
60
117
118
119
120
121
122
123
124
47
58
59
30
52
A7
BTS
CLKSI
CS*
D0 or AD0
D1 or AD1
D2 or AD2
D3 or AD3
D4 or AD4
D5 or AD5
D6 or AD6
D7 or AD7
FMS
FS0
FS1
INT*
JTCLK
I
I
I
I
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
I
I
O
I
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參數(shù)描述
DS21Q48 功能描述:網(wǎng)絡(luò)控制器與處理器 IC 5V Quad E1/T1/J1 Line Interface 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
DS21Q48A3N 功能描述:網(wǎng)絡(luò)控制器與處理器 IC 5V Quad E1/T1/J1 Line Interface 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
DS21Q48B 功能描述:網(wǎng)絡(luò)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(fēng)格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
DS21Q48C 功能描述:網(wǎng)絡(luò)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(fēng)格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
DS21Q48N 功能描述:網(wǎng)絡(luò)控制器與處理器 IC 5V Quad E1/T1/J1 Line Interface 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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