Download Print this page

Advertisement

Quick Links

We have 45,000 LP502030-PCM-NTC-LD-A02554 - EEMB - Lithium Battery Rectangular 3.7V 250mAh Rechargeable in
stock now. Starting at $0.034. This EEMB part is fully warrantied and traceable.
Looking for a discount?
Check out our current promotions!
This coversheet was created by Verical, a division of Arrow Electronics, Inc. ("Verical"). The attached document was created by the part supplier,
not Verical, and is provided strictly 'as is.' Verical, its subsidiaries, affiliates, employees, and agents make no representations or warranties
regarding the attached document and disclaim any liability for the consequences of relying on the information therein. All referenced brands,
product names, service names, and trademarks are the property of their respective owners.
00000005981LF-000
DC861A-B
EOS Power
ANALOG DEVICES
Buy Now
Buy Now
Give us a call
1-855-837-4225
International: 1-555-555-5555
1-415-281-3866
1-415-281-3866
Arrow Electronics,
Arrow Electronics, Inc
Verical Division
9201 East Dry Creek Road
P.O. Box 740970
Centennial, CO 80112
Los Angeles, CA 90074-0970

Advertisement

loading
Need help?

Need help?

Do you have a question about the DC861A-A and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Summary of Contents for Linear Technology DC861A-A

  • Page 1 We have 45,000 LP502030-PCM-NTC-LD-A02554 - EEMB - Lithium Battery Rectangular 3.7V 250mAh Rechargeable in stock now. Starting at $0.034. This EEMB part is fully warrantied and traceable. 00000005981LF-000 DC861A-B EOS Power ANALOG DEVICES Buy Now Buy Now Looking for a discount? Check out our current promotions! Give us a call 1-855-837-4225...
  • Page 2 DUAL, SPI PROGRAMABLE GAIN AMPLIFIER R, LTC6912-1 AND LTC6912-2 DESCRIPTION DC861A-A or -B demonstration circuit f eatures a dual digitally pro- The demo board highlights the f ollowing: grammable gain amplif ier (PG A) I C, LTC6912-1 (DC861A-A) or 1. Two independent digitally programmable gain amplif iers.
  • Page 3 DC861 QUICK START GUIDE (Note 1) Note 1) Note 1: States 13, 14 and 15 (binary 11xx) are not used. Programming a channel to states 8 or higher w il l conf igure that particul ar channel into a l ow pow er shutdow n state. In addition, programming a channel into state 15 (binary 1111) w il l cause that particul ar channel to draw up to 20mA of suppl y current and is not recommended.
  • Page 4 DC861 QUICK START GUIDE Figure 4. DC861A Inputs, Outputs, Jumpers, Sw itches and Connectors. Jumper J6. Sets the LTC6912 f or a dual or a single power supply operation. In a singl e suppl y operation, the AG ND pin of the LTC6912 is connected to V+/ 2 thru the Jumper J2: Sets the LTC6912 f or a dual PGA or a 2:1 J6 j umper and the V- input must be grounded external l y.
  • Page 5 DC861 QUICK START GUIDE Initial Setup Procedure: The f ollowi ng i s a n i ni t i a l set -up gui de t o t he f unc t i on of t he boa r d’ s j um per s, swi t c hes a nd c onnec t or s ( see F i gur e 4) . A.
  • Page 6 DC861 QUICK START GUIDE B. 2:1 Anal og M U X 1. Connect a DC861 board as shown in Figure 5. (J2-Dual, J6-M UX’ D, SW 1-D-O N , SW 2-O FF, SW 3-EN BL). 2. Set the power supply to ±5V and turn it on. 3.
  • Page 7 DC861 QUICK START GUIDE D . A 4:1 Anal og M U X PG A (D aisy Chain O peration of tw o D C861) Not e: I n a dai sy cha i n m ode, t he PGA set t i ngs ar e set i n hex and on SEND t he set t i ngs ar e shown i n deci m a l. 1.
  • Page 8 DC861 QUICK START GUIDE Figure 5. Dual PGA or 2:1 M UX Quick Set-Up (Dual Suppl y Operation) Oscil l oscope Note: Only one oscilloscope channel is required Sinew ave G enerator f or output monitoring in a 2:1 M UX operation. Connect generator output #1 #2 to I NA and I NB...
  • Page 9 DC861 QUICK START GUIDE Figure 7. Quad PGA or 4:1 M UX Daisy Chain Quick Set-Up (Dual Suppl y Operation) Connect: Note: Only one oscilloscope channel is required Out A of M aster to #1 Oscilloscope I nput f or output monitoring in a 4:1 M UX operation. Out B of M aster to #2 Oscilloscope I nput Out A of Slave to #3 Oscilloscope I nput Sinew ave G enerator...

This manual is also suitable for:

Dc861a-b