Datasheet

TUSB1210
www.ti.com SLLSE09F –NOVEMBER 2009–REVISED AUGUST 2012
8 External Components
Table 8-1. TUSB1210 External Components
FUNCTION COMPONENT REFERENCE VALUE NOTE LINK
V
DDIO
Capacitor CVDDIO 100 nF Suggested value, application Figure 10-1
dependent
V
DD33
Capacitor CVDD33 2.2 μF Range: [0.45 μF : 6.5 μF] , Figure 10-1
ESR = [0 : 600 mΩ] for f> 10 kHz
V
DD15
Capacitor CVDD15 2.2 μF Range: [0.45 μF : 6.5 μF] , Figure 10-1
ESR = [0 : 600 mΩ] for f> 10 kHz
V
DD18
Capacitor Ext 1.8V supply 100 nF Suggested value, application Figure 10-1
dependent
CVDD18
V
BAT
Capacitor CBYP 100 nF
(1)
Range: [0.45 μF : 6.5 μF] , Figure 10-1
ESR = [0 : 600 mΩ] for f> 10 kHz
V
BUS
Capacitor CVBUS See table 1.2 Place close to USB connector Figure 10-1
(1) Recommended value but 2.2 uF may be sufficient in some applications
Table 8-2. TUSB1210 V
BUS
Capacitors
FUNCTION COMPONENT REFERENCE VALUE NOTE LINK
VBUS - HOST Capacitor CVBUS >120 μF Figure 10-1
VBUS – DEVICE Capacitor CVBUS 4.7 μF Range: 1.0 μF to 10.0 μF Figure 10-1
VBUS - OTG Capacitor CVBUS 4.7 μF Range: 1.0 μF to 6.5 μF Figure 10-1
Copyright © 2009–2012, Texas Instruments Incorporated External Components 27
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