ICS840271I Datasheet, PDF (6/13 Pages) Integrated Device Technology – SYNCHRONOUS ETHERNET FREQUENCY TRANSLATOR

ICS840271I
SYNCHRONOUS ETHERNET FREQUENCY TRANSLATOR
Parameter Measurement Information
1.65V±5%
1.65V±5%
V_DD
V_DDA
LVCMOS
GND
SCOPE
Qx
1.25V±5%
1.25V±5%
V_DD
V_DDA
LVCMOS
GND
SCOPE
Qx
-1.65V±5%
3.3V Output Load AC Test Circuit
-1.25V±5%
2.5V Output Load AC Test Circuit
V_DD
nCLK
V
PP
CLK
GND
Cross Points
V
CMR
Differential Input Level
Q
tcycle n
➤
tcycle n+1
➤
| | tjit(cc) = ^{tcycle n – tcycle n+1}
1000 Cycles
Cycle-to-Cycle Jitter
V
DDO
Q
2
t _PW
t
PERIOD
odc = ^{t PW} x 100%
t _PERIOD
Output Duty Cycle/Pulse Width/Period
20%
Q
80%
t_R
Output Rise/Fall Time
80%
t_F
20%
IDT™ / ICS™ SYNCHRONOUS ETHERNET FREQUENCY TRANSLATOR
6
ICS840271BGI REV. A APRIL 23, 2009