参数资料
型号: IDT82V3255TF
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 通信及网络
英文描述: WAN PLL
中文描述: SPECIALTY TELECOM CIRCUIT, PQFP64
封装: TQFP-64
文件页数: 116/127页
文件大小: 868K
代理商: IDT82V3255TF
IDT82V3255
WAN PLL
Electrical Specifications
116
June 19, 2006
8.3.2.2
LVDS Input / Output Port
Figure 20. Recommended LVDS Input Port Line Termi-
nation
Figure 21. Recommended LVDS Output Port Line Ter-
mination
IN1_POS
IN1_NEG
IN2_POS
IN2_NEG
50
(transmission line)
100
2 kHz
to
667 MHz
100
2 kHz
to
667 MHz
50
(transmission line)
50
(transmission line)
50
(transmission line)
OUT1_POS
OUT1_NEG
100
2 kHz
to
667 MHz
50
(transmission line)
50
(transmission line)
Table 44: LVDS Input / Output Port Electrical Characteristics
Parameter
Description
Min
Typ
Max
Unit
Test Condition
V
CM
V
DIFF
V
IDTH
R
TERM
V
OH
V
OL
V
OD
V
OS
R
O
R
O
V
OD
V
OS
I
SA
, I
SB
I
SAB
t
RISE
t
FALL
t
SKEW
Input Common-mode Voltage Range
Input Peak Differential Voltage
Input Differential Threshold
External Differential Termination Impedance
Output Voltage High
Output Voltage Low
Differential Output Voltage
Output Offset Voltage
Differential Output Impedance
R
O
Mismatch between A and B
Change in V
OD
between Logic 0 and Logic 1
Change in V
OS
between Logic 0 and Logic 1
Output Current
Output Current
Output Rise time (20% to 80%)
Output Fall time (20% to 80%)
Output Differential Skew
0
1200
2400
900
100
105
1475
1100
400
1275
120
20
25
25
24
12
300
300
50
mV
mV
mV
mV
mV
mV
mV
%
mV
mV
mA
mA
pS
pS
pS
100
-100
95
1350
925
250
1125
80
100
R
LOAD
= 100
± 1%
R
LOAD
= 100
± 1%
R
LOAD
= 100
± 1%
R
LOAD
= 100
± 1%
V
CM
= 1.0 V or 1.4 V
V
CM
= 1.0 V or 1.4 V
R
LOAD
= 100
± 1%
R
LOAD
= 100
± 1%
Driver shorted to GND
Driver shorted together
R
LOAD
= 100
± 1%
R
LOAD
= 100
± 1%
R
LOAD
= 100
± 1%
100
200
200
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