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Gigabit Multimedia Serial Link with Spread
Spectrum and Full-Duplex Control Channel
MAX9259/MAX9260
_______________________________________________________________________________________ 9
Typical Operating Characteristics (continued)
(VDVDD = VAVDD = VIOVDD = 1.8V (MAX9259), VDVDD = VAVDD = VIOVDD = 3.3V (MAX9260), TA = +25NC, unless otherwise noted.)
MAXIMUM PCLKIN FREQUENCY vs.
STP CABLE LENGTH (BER < 10-9)
CABLE LENGTH (m)
FREQUENCY
(MHz)
15
10
5
20
40
60
80
100
120
0
20
MAX9259/60
toc12
OPTIMUM PE/EQ
SETTINGS
BER CAN BE < 10-12 FOR
CABLE LENGTHS LESS THAN 10m
NO PE, EQS = LOW
NO PE, EQS = HIGH
OUTPUT POWER SPECTRUM
vs. PCLKOUT FREQUENCY
(MAX9260 SPREAD ON, MAX9259 SPREAD OFF)
PCLKOUT FREQUENCY (MHz)
PCLKOUT
OUTPUT
POWER
(dBm)
44
43
40
41
42
-70
-60
-50
-40
-30
-20
-10
0
-80
39
45
MAX9259/60
toc11
0% SPREAD
4% SPREAD
2% SPREAD
fPCLKOUT = 42MHz
OUTPUT POWER SPECTRUM
vs. PCLKOUT FREQUENCY
(MAX9259 SPREAD ON, MAX9260 SPREAD OFF)
PCLKOUT FREQUENCY (MHz)
PCLKOUT
OUTPUT
POWER
(dBm)
44
43
40
41
42
-70
-60
-50
-40
-30
-20
-10
0
-80
39
45
MAX9259/60
toc10
0% SPREAD
0.5% SPREAD
4% SPREAD
2% SPREAD
fPCLKOUT = 42MHz
OUTPUT POWER SPECTRUM
vs. PCLKOUT FREQUENCY
(MAX9259 SPREAD ON, MAX9260 SPREAD OFF)
PCLKOUT FREQUENCY (MHz)
PCLKOUT
OUTPUT
POWER
(dBm)
21.0
20.5
19.0
19.5
20.0
-70
-60
-50
-40
-30
-20
-10
0
-80
18.5
21.5
MAX9259/60
toc09
0% SPREAD
0.5% SPREAD
4% SPREAD
2% SPREAD
fPCLKOUT = 20MHz
SERIAL LINK SWITCHING PATTERN
WITH 14dB PREEMPHASIS
(PARALLEL BIT RATE = 104MHz, 10m STP CABLE)
MAX9259/60 toc08
250.0mV
-250.0mV
52.00ps/div
3.12Gbps
SERIAL LINK SWITCHING PATTERN
WITHOUT PREEMPHASIS
(PARALLEL BIT RATE = 104MHz, 10m STP CABLE)
MAX9259/60 toc07
400.0mV
3.12Gbps
-400.0mV
52.00ps/div
MAX9260 SUPPLY CURRENT
vs. PCLKOUT FREQUENCY (32-BIT MODE)
PCLKOUT FREQUENCY (MHz)
SUPPLY
CURRENT
(mA)
65
50
20
35
110
120
130
140
160
150
170
180
100
5
80
MAX9259/60
toc06
2%, 4% SPREAD
NO SPREAD
MAX9260 SUPPLY CURRENT
vs. PCLKOUT FREQUENCY (24-BIT MODE)
PCLKOUT FREQUENCY (MHz)
SUPPLY
CURRENT
(mA)
85
65
25
45
110
120
130
140
160
150
170
180
100
5
105
MAX9259/60
toc05
2%, 4% SPREAD
NO SPREAD
MAX9260 SUPPLY CURRENT
vs. PCLKOUT FREQUENCY (32-BIT MODE)
PCLKOUT FREQUENCY (MHz)
SUPPLY
CURRENT
(mA)
65
50
35
20
110
115
120
125
130
135
140
145
150
155
105
5
80
MAX9259/60
toc04
ALL EQUALIZER SETTINGS