HIGH DEFINITION SERIAL DIGITAL INTERFACE (HD-SDI) CHIPSET
Table 5. S8501 Pin Assignment and Descriptions (Continued)
S8401/S8501
Pin Name
LOCKREFN
Level
TTL
I/O
I
Pin #
50
Description
Active Low. When active, forces the PLL to lock to the REFCLK
input and ignore the serial data inputs. When active, PLL locks
to the serial data input (normal operation).
TTL Power Supply.
TTL Ground.
TTLVCC
TTLGND
+3.3V
GN D
–
–
19, 23,
36, 44
3, 4, 16,
20, 30,
33, 41,
46
13, 27,
39
1, 26, 47
7
5, 6
51
ECLVCC
ECLVEE
AVCC
AVEE
NC
+3.3V
GND
+3.3V
GN D
–
–
–
–
–
–
Core Power Supply.
Core Ground.
Analog Power Supply.
Analog Ground.
Not connected.
December 10, 1999 / Revision C
9