GS2985 Datasheet, PDF (17/45 Pages) Gennum Corporation – Uses standard 27MHz crystal

VCC
VCC
XTAL_BUFF_OUT
Figure 3-8: Crystal Buffered Output (XTAL_BUF_OUT)
VCC
VCC
EN
VCC
VCC
XTAL-
246Ω
EN
XTAL+
Figure 3-9: High-speed Crystal Oscillator I/O (XTAL-, XTAL+)
VCC
VCC
1kΩ
IN
2.5µA
Figure 3-10: SPI Inputs/EQ Ctrl (CS/EQ3_EN, SCK/EQ2_EN, SDI/EQ0_EN)
GS2985 Multi-Rate SDI Reclocker with Equalization &
De-emphasis
Data Sheet
36663 - 5
July 2012
17 of 45
Proprietary & Confidential