参数资料
型号: LFE3-35EA-6FN484C
厂商: LATTICE SEMICONDUCTOR CORP
元件分类: FPGA
中文描述: FPGA, PBGA484
封装: 23 X 23 MM, LEAD FREE, FPBGA-484
文件页数: 11/130页
文件大小: 2667K
代理商: LFE3-35EA-6FN484C
3-56
DC and Switching Characteristics
Lattice Semiconductor
LatticeECP3 Family Data Sheet
sysI/O Differential Electrical Characteristics
Transition Reduced LVDS (TRLVDS DC Specification)
Over Recommended Operating Conditions
Mini LVDS
Over Recommended Operating Conditions
Symbol
Description
Min.
Nom.
Max.
Units
VCCO
Driver supply voltage (+/- 5%)
3.14
3.3
3.47
V
VID
Input differential voltage
150
1200
mV
VICM
Input common mode voltage
3
3.265
V
VCCO
Termination supply voltage
3.14
3.3
3.47
V
RT
Termination resistance (off-chip)
45
50
55
Ohms
Note: LatticeECP3 only supports the TRLVDS receiver.
Parameter Symbol
Description
Min.
Typ.
Max.
Units
ZO
Single-ended PCB trace impedance
30
50
75
ohms
RT
Differential termination resistance
50
100
150
ohms
VOD
Output voltage, differential, |VOP - VOM|300
600
mV
VOS
Output voltage, common mode, |VOP + VOM|/2
1
1.2
1.4
V
OD
Change in VOD, between H and L
50
mV
V
ID
Change in VOS, between H and L
50
mV
VTHD
Input voltage, differential, |VINP - VINM|200
600
mV
VCM
Input voltage, common mode, |VINP + VINM|/2 0.3+(VTHD/2)
2.1-(VTHD/2)
TR, TF
Output rise and fall times, 20% to 80%
550
ps
TODUTY
Output clock duty cycle
40
60
%
Note: Data is for 6mA differential current drive. Other differential driver current options are available.
Current
Source
VCCO = 3.3V
Z0
RT
Transmitter
Receiver
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