LTC2206 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC2206' PDF : 32 Pages View PDF
APPLICATIONS INFORMATION
3.3V
1µF
1.25V
2 LTC1461-2.5 6
4
VCM
2.2µF
SENSE
2.2µF
LTC2207/
LTC2206
22076 F07
Figure 7. A 2.25V Range ADC with
an External 2.5V Reference
LTC2207/LTC2206
LTC2207/
VDD
LTC2206
ENC+
ENC–
VDD 1.6V
6k
VDD 1.6V
6k
TO INTERNAL
ADC CLOCK
DRIVERS
22076 F08a
Figure 8a. Equivalent Encode Input Circuit
0.1µF T1
ENC+
50Ω
0.1µF
50Ω
100Ω
8.2pF
LTC2207/
LTC2206
0.1µF
ENC–
T1 = MA/COM ETC1-1-13
RESISTORS AND CAPACITORS
ARE 0402 PACKAGE SIZE
22076 F08b
Figure 8b. Transformer Driven Encode
VTHRESHOLD = 1.6V
ENC+
1.6V ENC–
0.1µF
LTC2207/
LTC2206
22076 F09
Figure 9. Single-Ended ENC Drive,
Not Recommended for Low Jitter
MC100LVELT22 3.3V
Q0
D0
Q0
3.3V
ENC+
ENC– LTC2207/
LTC2206
22076 F10
Figure 10. ENC Drive Using a CMOS to PECL Translator
22076fa
21
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