MAX3724-MAX3725 Datasheet, PDF (4/10 Pages) Maxim Integrated Products – 3.2Gbps SFP Transimpedance Amplifiers with RSSI

3.2Gbps SFP Transimpedance
Amplifiers with RSSI
Typical Operating Characteristics
(V_CC = +3.3V, C_IN = 0.85pF, T_A = +25°C, unless otherwise noted.)
INPUT-REFERRED NOISE
vs. TEMPERATURE
800
UNFILTER
700
600
C_IN = 1.5pF
C_IN = 0.85pF
500
C_IN = 0.5pF
400
300
200
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
DETERMINISTIC JITTER
vs. INPUT VOLTAGE
50
45
40
35
30
25
20
2.7Gbps, 2⁷-1PBRS
15
10
2.1Gbps, K28.5
5
0
0.01
0.1
1
10
INPUT CURRENT (mA_P-P)
EYE DIAGRAM
INPUT = 20µA_P-P, DATA RATE = 3.2Gbps
MAX3724/25 toc07
K28.5 PATTERN
INPUT-REFERRED NOISE
vs. TEMPERATURE
800
BW = 2.1GHz
700
600
500
C_IN = 1.5pF
400
C_IN = 0.85pF
300
C_IN = 0.5pF
200
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
SMALL-SIGNAL TRANSIMPEDANCE
vs. TEMPERATURE
75
OPTICAL FREQUENCY RESPONSE
(70µm InGaAS PHOTODIODE, INPUT -22dBm)
40
35
30
25
20
15
10
5
0
-5
-10
100M
1G
10G
FREQUENCY (Hz)
EYE DIAGRAM
INPUT = 20µA_P-P, DATA RATE = 2.1Gbps
MAX3724/25 toc06
K28.5 PATTERN
70
10mV/div
65
60
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
EYE DIAGRAM
INPUT = 2mA_P-P, DATA RATE = 2.1Gbps
MAX3724/25 toc08
K28.5 PATTERN
60ps/div
EYE DIAGRAM
INPUT = 2mA_P-P, DATA RATE = 3.2Gbps
MAX3724/25 toc09
K28.5 PATTERN
10mV/div
50mV/div
50mV/div
50ps/div
60ps/div
50ps/div
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