ADS6444IRGCT View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ADS6444IRGCT

QUAD CHANNEL, 14-BIT, 125/105/80/65 MSPS ADC WITH SERIAL LVDS OUTPUTS

STMicroelectronics 

www.ti.com

ADS6445, ADS6444

ADS6443, ADS6442

SLAS531 – MAY 2007

VCM

CLKP

5 kW

VCM

5 kW

CLKM

ADS6xxx

S0166-04

Figure 89. Internal Clock Buffer

0.1 mF

CLKP

Differential Sine-Wave

or PECL or LVDS Clock Input

0.1 mF

CLKM

ADS6xxx

S0167-05

Figure 90. Differential Clock Driving Circuit

Figure 91 shows a typical scheme using PECL clock drive from a CDCM7005 clock driver. SNR performance

with this scheme is comparable with that of a low jitter sine wave clock source.

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