CC2640R2F: Fast ADC reads causing BLE connection to drop?
Part Number:CC2640R2FI'm sampling an ADC pin at 100 Hz for 6 seconds, and sending the value over BLE 4.2 to an iOS app. The problem I'm seeing is that randomly during this sampling the iOS app throws...
View ArticleTMS320C6727: Recommended ferrite beads
Part Number:TMS320C6727The ferrite listed for use on the PLL pin TDK ACF451832-333 is not recommended for new designs. Is there another recommended alternative I can use? And what is the current draw...
View ArticleAM5716: Boundary Scan Drive Issues
Part Number:AM5716Hello,I have been trying to set up a boundary scan test on one of our new board configurations that is using the AM5716 processor. We are using this processor as a drop-in replacement...
View ArticleIWR1443BOOST: Failed to load images using UniFlash.
Part Number:IWR1443BOOSTHi, For some reason, after I switched off the device, I am unable to reload images. I am keep getting error messages such as "Image loading failed: Not able to connect to...
View ArticleUCD9246: SYNC_OUT duty cycle
Part Number:UCD9246What is the duty cycle of the SYNC_OUT signal? I am having to design an AC coupled level shifting circuit that will be driven by SYNC_OUT and need to understand its duty cycle. Thanks.
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TIOS101: Ground Isolation
Part Number:TIOS101The TIOS101 has pins 9, 8, and 7 which are for the sensor connections from the MOSFETs: VCC (24v), OUT, and GND. The GND connection is shown as connected to the system ground in the...
View ArticleAWR1642: Radar studio UART connection with standalone XDS110
Part Number:AWR1642I have a custom board for the AWR1642 that I'm bringing up for the first time. I've been following the steps in the hardware design checklist (SWRR154). I've gotten through the steps...
View ArticleRTOS/CC1352R: Does TI have project using PDM drivers in CC13x2 SDK?
Part Number:CC1352RTool/software: TI-RTOSHi,It's me again, I ported the application layer from pdmstreamCC1350 STK sample project and I used PDM driver files in CC13x2 SDK, but it didn't work at last.I...
View ArticleTS12A12511: TS12A12511 as a logic level shifter
Part Number:TS12A12511I'm designing a logic level shifter to take 0V < Vin < 3.3V logic and convert it to -4.5V < Vout < 0V to syncronize a switching power supply. (see SNVA807 inverting...
View ArticleF28M35H52C: CAN messages sent but not received
Part Number:F28M35H52CI am working with the CAN module on the F28M35H52C MCU.I can send messages out to devices on the bus but I cannot receive any messages. Hardware-wise I have checked the messages...
View ArticleBQ25703A: BQ25703A "hangs" in some locked state and doesn't charge at all.
Part Number:BQ25703ADear Engineers!In my design the BQ25703A is used to charge the 1S Li-Ion battery pack (3.6V, 4000 mAh).The charger is powered by a 6 VAC, 3 Watt generator (bicycle dynamo). The...
View ArticleSN74LVC1G123: Fast pulse data for CEXT = 100 pF
Part Number:SN74LVC1G123I need to generate a variety of pulses ranging from 125 ns to 800 ns for a digital phase delay network, using VCC = 3.3V.I was planning on using CEXT = 100 pF.The data sheet has...
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IWR1443BOOST: UniFlash load image problem (Fluid Level Transmitter)
Part Number:IWR1443BOOSTHi, Once I load the images from UniFlash, I am having some difficulties loading Config from PC and Send from mmWave Fluid level transmitter app. It worked initially but...
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TPS61081: Rss setting
Part Number:TPS61081Hi,We got a question from the customer about TPS61081.Could you help us?[Question]They are considering using TPS61081 for constant current output. They checked the schematics of...
View ArticleHDC2010: About "Recommended alternative parts"
Part Number:HDC2010Hi support team,Looking at the web page of HDC2010, HDC2080 is introduced as "Recommended alternative parts".Does HDC 2010 have plans to be NRND in the near future?The package of...
View Article66AK2H14: XFI and Hyperlink Layout Guidelines
Part Number:66AK2H14Hello, I'm interested in any information regarding PCB layout for the high-speed serial links on the 66AK2H14 such as XFI (10GIGE), SRIO, Hyperlink and PCIe. If you know of anything...
View ArticleTPS259250-61EVM: input overshoot when hotplugging
Part Number:TPS259250-61EVMIs the purpose of the TVS (SMBJ15CA) device on the input of TPS259261 to limit overshoot when 12V is hotplugged into the circuit using an inductive power cable? Or is this...
View ArticleCC3100: Receiver Blocking tests
Part Number:CC3100Hello,Can you please explain how to set up the CC3100 to perform EN 300 328 Receiver Blocking testing. Can this be done through the Radio Tool?Thanks,Dan
View ArticleTLC59116: TLC59116 min output current per channel is recommended to be >= 5 mA
Part Number:TLC59116Hi Team,In our datasheet, we suggest TLC59116 min output current per channel is to be >= 5 mA, may I know if this suggestion is refering to REXT setting only? Can customer set...
View ArticleTPS61193-Q1: About termination of SYNC pin
Part Number:TPS61193-Q1Hi,Could you tell me about SYNC pin terminal processing?Customers plan to use spread spectrum.Is pull-up resistor required when setting the SYNC pin high?Customer is trying to...
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