參數(shù)資料
型號: DS21FT40
元件分類: 通信及網(wǎng)絡
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): 15/87頁
文件大小: 386K
代理商: DS21FT40
DS21FT40
15 of 87
DS21FT40 PCB Land Pattern Figure 2-1
The diagram shown below is the lead pattern that will be placed on the target PCB. This is the same
pattern that would be seen as viewed through the MCM from the top.
1
2
rclk
1
3
ts
4
5
tclk
4
6
7
8
nc
9
10
tneg
4
11
nc
12
nc
13
test
14
ns
15
ns
16
nc
17
nc
18
nc
19
nc
20
nc
A
rpos
1
sync1
tsync
4
dvss
1
rsync
4
rneg
4
B
rsync
1
rneg
1
tpos
1
tser
1
rsys
clk
1
tclk
3
nc
nc
rsys
clk
4
rser4
rclk
4
tpos
4
nc
nc
nc
nc
nc
nc
nc
nc
nc
nc
C
rser
1
nc
tneg
1
tsys
clk
1
rm
sync
3
dvdd
1
rser
3
dvdd
1
rpos
4
tsys
clk
4
rclk
3
nc
nc
nc
nc
ns
nc
nc
nc
nc
nc
D
tclk
1
dvdd
1
rm
sync
1
tsync
1
dvss
1
rsync
3
tser
4
rm
sync4
rneg
3
nc
nc
nc
nc
nc
nc
nc
nc
nc
nc
E
tser
2
rsys
clk
2
ts
sync
2
rm
sync
2
rneg
2
rsys
clk
3
tneg
3
nc
tsync
3
ts
sync
4
dvss
1
nc
nc
nc
nc
nc
nc
nc
nc
rd*
nc
nc
F
tsys
clk
2
rsync
2
tser
3
tsync
2
nc
nc
nc
nc
nc
G
nc
tsys
clk
3
rpos
3
ts
sync
3
tclk
2
int*
A6
A4
A2
A0
H
rpos
2
rser
2
nc
A7
A5
A3
A1
J
tneg
2
tpos
2
rclk
8
rsync
8
tpos
3
nc
nc
nc
nc
nc
K
rclk
2
tclk
8
dvdd
2
dvss
2
rm
sync
8
nc
nc
nc
nc
nc
L
tneg
5
tpos
5
tsys
clk
5
rclk
5
ts
sync
5
rsys
clk
5
rser
8
tser
5
dvdd
3
D6
D4
D2
D0
M
rpos
5
rneg
5
tsync
8
tser
9
D7
D5
D3
D1
N
nc
rm
sync
5
dvdd
2
rsync
5
nc
tsync
12
rclk
12
nc
nc
nc
P
rser
5
rneg
8
rpos
8
tneg
8
tclk
12
mux
rsync
12
nc
nc
R
tclk
5
tsync
5
tpos
8
ts
sync
8
rsys
clk
9
dvss
3
tsys
clk
8
tsync
7
dvss
3
rsys
clk
12
nc
tsys
clk
12
tclk
11
rpos
12
nc
T
tser
6
rsys
clk
6
tsys
clk
6
tneg
6
tser
8
tclk
7
rser
7
cs1*
rclk
9
rpos
9
rsync
9
dvdd
3
tsync
9
tpos
9
ts
sync
9
tsys
clk
9
rsync
11
rser
12
tneg
12
rneg
12
U
ts
sync
6
rclk
6
dvss
2
rsync
7
nc
dvdd
2
dvss
2
rneg
9
rm
sync
9
tsys
clk
10
rclk
10
rser
9
rsys
clk
11
tneg
10
tclk
9
tneg
9
tsync
11
nc
tsys
clk
11
tpos
11
ts
sync
12
dvdd
3
rm
sync
12
tpos
12
V
rneg
6
rm
sync
6
rser
6
rpos
7
rm
sync
7
rclk
7
rneg
7
tneg
7
tsys
clk
7
tser
10
rpos
10
rsync
10
nc
rser
11
nc
W
tpos
6
rpos
6
rsys
clk
8
tclk
6
tsync
6
tpos
7
ts
sync
10
nc
rneg
10
nc
tsync
10
fs1
bts
tser
11
rneg
11
tneg
11
rm
sync
11
rpos
11
tser
12
Y
nc
rsync
6
cs2*
rsys
clk
7
tser
7
ts
sync
7
rsys
clk
10
tpos
10
rm
sync
10
rser
10
tclk
10
fs0
cs3*
wr*
ts
sync
11
rclk
11
dvss
3
相關(guān)PDF資料
PDF描述
DS21FT42 Ultraframer DS3/E3/DS2/E2/DS1/E1/DS0
DS21Q50N Telecommunication IC
DS21Q55DK Quad T1/E1/J1 Transceiver Design Kit Daughter Card
DS21Q55 Quad T1/E1/J1 Transceiver
DS21Q55N Quad T1/E1/J1 Transceiver
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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
DS21FT44 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
DS21FT44+ 功能描述:網(wǎng)絡控制器與處理器 IC 4X3 E1 Framer E1 Framer E1 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