CM2030
Hotplug Detect Logic
The CM2030 ensures that the local ASIC will properly
detect an HDMI compliant Sink. The current sink main
tains a local logic “low” when no system is connected.
CM2030
5V_SUPPLY
A valid pullup on the HDMI connector pin will overdrive
the internal pulldown and deliver a logic “high” to the
local ASIC.
LV_SUPPLY
I
S
HP_IN
3I
S
HP_OUT
19
HDMI CONN
Figure 7. Hotplug Detect Circuit
© 2007 California Micro Devices Corp. All rights reserved.
490 N. McCarthy Blvd., Milpitas, CA 95035-5112
●
Tel: 408.263.3214
Issue A – 11/16/07
●
Fax: 408.263.7846
●
7