ONET1131EC
ZHCSFG0 –SEPTEMBER 2016
www.ti.com.cn
Typical Characteristics (continued)
Typical operating condition is at VCC = 2.5 V, TA = 25°C, VOUT = 2 VPP Single-ended, DIN = 600 mVPP differential, CDR
enabled (unless otherwise noted).
35
30
25
20
15
10
5
40
35
30
25
20
15
10
5
Rise Time
Fall Time
Rise Time
Fall Time
0
0
0
20 40 60 80 100 120 140 160 180 200 220
TXMOD Register 12 Setting - Decimal
-40
-20
0
20
40
60
80
100
Free-Air Temperature (°C)
D016
D017
TXMODE = 1
TXMODE = 1
Figure 9. Rise-Time and Fall-Time vs Modulation Current
Figure 10. Rise-Time and Fall-Time vs Temperature
180
180
160
140
120
100
80
160
140
120
100
80
60
60
40
40
20
20
0
0
0
200
400
600
800
1000
1200
0
200
400
600
800
1000
1200
TXBIAS Register 15 and 16 Setting (Decimal)
TXBIAS Register 15 and 16 Setting (Decimal)
D018
D019
Figure 11. Source Bias Current in Open Loop Mode vs Bias
Register Setting
Figure 12. Sink Bias Current in Open Loop Mode vs Bias
Register Setting
0.5
0.4
0.3
0.2
0.1
0
1.8
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
0
0
20
40
60
80
100 120 140 160 180
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
Photodiode Current (mA)
1
Bias Current (mA)
D020
D021
TXPDRNG[0..1] = 00
Figure 13. Bias-Monitor Current I(MONB) vs Bias Current
Figure 14. Photodiode-Monitor Current I(MONP) vs PD Current
12
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