MAX3799ETJ+ Maxim Integrated Products, MAX3799ETJ+ Datasheet - Page 10

• Manufacturer Part Number: MAX3799ETJ+
• Description: IC LIMITING AMP/VCSEL DVR 32TQFN
• Manufacturer: Maxim Integrated Products
• Type: Laser Diode Driverr

Specifications of MAX3799ETJ+

• Data Rate: 14Gbps
• Number Of Channels: 1
• Voltage - Supply: 2.85 V ~ 3.63 V
• Current - Supply: 97mA
• Current - Modulation: 12mA
• Current - Bias: 15mA
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-WFQFN Exposed Pad
• Mounting Type: Surface Mount
• Input Voltage Range (max): 4 V
• Operating Supply Voltage: 2.85 V to 3.63 V
• Supply Current: 97 mA
• Operating Temperature Range: - 40 C to + 85 C
• Bandwidth: 400 KHz to 1000 KHz
• Mounting Style: SMD/SMT
• Power Dissipation: 2759 mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1Gbps to 14Gbps, SFP+ Multirate Limiting
Amplifier and VCSEL Driver
50mV/div
(V
default values unless otherwise noted, and the 3-wire interface is static during measurements. For testing, the RATE_SEL bit was
used and the RSEL pin was left open.)
10
CC
1400
1200
1000
800
600
400
200
-12
-13
-14
-15
-16
-17
-18
-19
-20
-21
-22
______________________________________________________________________________________
= 3.3V, T
0
1
0
OUTPUT EYE DIAGRAM AT 14.025Gbps
USING FINISAR ROSA
RATE_SEL = 0
SENSITIVITY vs. DATA RATE
50
Typical Operating Characteristics—Limiting Amplifier (continued)
CML OUTPUT AMPLITUDE
3
A
= +25°C, unless otherwise specified. Figure 1 shows the typical setup used for measurements. Registers are set to
vs. DAC SETTING
100
DATA RATE (Gbps)
RATE_SEL = 1
SET_CML[7:0]
5
RATE_SEL = 1, RXDE_EN = 1
20ps/div
150
7
200
9
250
MAX3799 toc10
300
11
140
130
120
110
100
-10
-20
-30
-40
-50
-60
70
60
50
40
30
20
10
90
80
70
60
50
40
0
0
100M
-40
0
I
TOTAL SUPPLY MEASURED USING THE SETUP
IN FIGURE 1
MOD
RATE_SEL = 0, RXDE_EN = 0
RATE_SEL = 1, RXDE_EN = 0
RATE_SEL = 1, RXDE_EN = 1
-25
200
= 2mA; RECEIVER OUTPUT = 400mV
I
BIAS
TOTAL SUPPLY CURRENT
I
Rx INPUT RETURN LOSS
-10
BIAS
vs. INPUT AMPLITUDE
INPUT AMPLITUDE (mV
= 2mA
vs. TEMPERATURE
TRANSITION TIME
= 12mA
400
TEMPERATURE (°C)
1G
FREQUENCY (Hz)
5
20
600
35
PATTERN = 00001111
20% TO 80%
I
BIAS
10G
800
50
= 9mA
P-P
65
)
1000
P-P
80
;
100G
1200
95
180
160
140
120
100
160
150
140
130
120
110
100
-10
-15
-20
-25
-30
-35
-40
-45
-50
80
60
40
20
90
80
70
60
50
40
-5
0
0
100M
-40
0
I
TOTAL SUPPLY MEASURED USING THE SETUP
IN FIGURE 1
BIAS
LOS THRESHOLD vs. DAC SETTING
-25
7
I
MOD
= 2mA; RECEIVER OUTPUT = 400mV
Rx OUTPUT RETURN LOSS
TOTAL SUPPLY CURRENT
-10
14
= 12mA
vs. TEMPERATURE
DEASSERT
TEMPERATURE (°C)
1G
21
I
FREQUENCY (Hz)
5
MOD
SET_LOS[5:0]
28
= 2mA
20
35
35
I
MOD
10G
ASSERT
42
50
= 9mA
49
65
P-P
56
80
;
100G
63
95