Micrel, Inc.
SY89297U
CML Outputs DC Electrical Characteristics
(6)
V
CC
= +2.5V +5% or +3.3V ±10%, R
L
= 100Ω across the outputs; T
A
=
−40°C
to +85°C, unless otherwise stated.
Symbol
V
OH
V
OUT
V
DIFF_OUT
R
OUT
Parameter
Output HIGH Voltage
Output Voltage Swing
Differential Output Voltage Swing
Output Source Impedance
Condition
R
L
= 50Ω to V
CC
See Figure 5a
See Figure 5b
Min.
V
CC
−0.020
325
650
45
Typ.
V
CC
−0.010
400
800
50
55
Max.
V
CC
Units
V
mV
mV
Ω
LVTTL/CMOS DC Electrical Characteristics
(6)
V
CC
= +2.5V +5% or 3.3V ±10%, T
A
=
−40°C
to +85°C, unless otherwise stated.
Symbol
V
IH
V
IL
I
IH
I
IL
V
OL
Note:
6. The circuit is designed to meet the DC specifications shown in the above table after thermal equilibrium has been established.
Parameter
Input HIGH Voltage
Input LOW Voltage
Input HIGH Current
Input LOW Current
Output LOW Voltage
Output High Leakage Current
Condition
Min.
2.0
Typ.
Max.
Units
V
0.8
V
IH
= VCC
V
IL
= 0.8V
SOUT Pin; I
OL
=1mA
SOUT = V
CC
150
50
0.55
100
V
µA
µA
V
µA
AC Electrical Characteristics
(7)
T
A
=
−40°C
to +85°C, Channels A and B, unless otherwise stated.
Symbol
f
MAX
Parameter
Maximum Operating Frequency
Condition
Clock: V
out
Swing >200mV
pk
NRZ Data
IN to Q; D[0–9]=0
IN to Q; D[0–9]=1023
/EN to Q: D[0–9]=0; V
TH
= V
CC
/2
SDATA to SOUT (D0–D9=Low),
No load
Min.
1.6
3.2
1000
5500
1000
2000
4150
Note 8
45
5115
55
2000
7500
2500
4500
Typ.
Max.
Units
GHz
Gbps
t
pd
Propagation Delay
ps
t
RANGE
t
SKEW
Programmable Range
t
pd
(max) – t
pd
(min)
Duty Cycle Skew
t
PHL
– t
PLH
ps
%
December 2011
6
M9999-120211-C
hbwhelp@micrel.com
or (408) 955-1690
MICREL [ MICREL SEMICONDUCTOR ]
