Table 1-1: GS2974A Pin Descriptions (Continued)
Pin Number
Name
Timing
Type
Description
10, 11
12
SDO, SDO
Analog
Analog
Output
Power
Equalized serial digital differential output.
VEE_D
Most negative power supply for the digital circuitry and output
buffer.
Connect to GND.
13
14
VCC_D
Analog
Power
Input
Most positive power supply for the digital I/O pins of the device.
Connect to +3.3V DC.
MUTE
Not
CONTROL SIGNAL INPUT
Synchronous
levels are LVCMOS/LVTTL compatible. (3.3V Tolerant)
Controls output behaviour on SDO and SDO
See Section 4.4.
15
CD
Not
Output
STATUS SIGNAL OUTPUT
Synchronous
Signal levels are LVCMOS/LVTTL compatible.
Indicates the presence of a good input signal.
See Section 4.4.
16
–
VCC_A
Analog
–
Power
Power
Most positive power supply for the analog circuitry of the device.
Connect to +3.3V DC.
Center Pad
Internally bonded to VEE_A.
GS2974A HD-LINX™ III Adaptive Cable Equalizer
Data Sheet
5 of 16
42216 - 3
January 2009
GENNUM [ GENNUM CORPORATION ]
