GS1535A / GS9065A Data Sheet
Table 1-1: GS1535A / GS9065A Pin Descriptions (Continued)
Pin Number
43
44, 46
45
Name
GND_DRV
DDO, DDO
DDO_VTT
Type
Passive
Output
Passive
Description
Recommended connect to GND.
Differential Serial Digital Outputs.
Do not connect.
NOTE: This pin is not connected internally. Previous external application circuitry
from the original GS1535/9065 may remain in order to maintain footprint
compatibility.
47
VCC_DDO
Power
Most positive power supply connection for the DDO/DDO output driver.
Connect to 3.3V.
48
VEE_DDO
Power
Most negative power supply connection for the DDO/DDO output driver.
Connect to GND.
50, 51
52, 53
54 - 59
XTAL_OUT+,
XTAL_OUT-
XTAL+, XTAL-
RSVD
Output
Input
Reserved
Differential outputs of the reference oscillator used for monitoring or test
purposes.
Reference crystal input. Connect to the GO1535.
Do Not Connect.
NOTE: These pins are not connected internally. Previous external application
circuitry from the original GS1535/9065 may remain in order to maintain footprint
compatibility.
60
VEE_CP
Power
Most negative power supply connection for the internal charge pump.
Connect to GND.
61
VCC_CP
Power
Most positive power supply connection for the internal charge pump.
Connect to 3.3V.
62, 63
LF+, LF-
Passive
Loop filter capacitor connection. (C
LF
= 47nF).
31497 - 3
November 2005
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GENNUM [ GENNUM CORPORATION ]
