TEXAS INSTRUMENTS TM990-202 Eprom Ram Module Pcb

( Brand: Texas Instruments ), ( Manufacturer Part Number: TM990/202 ), ( Part Type: Module ), ( Country/region Of Manufacture: United States )

Review TEXAS INSTRUMENTS Eprom ram Module Pcb Working

The TM990-202 Texas EPROM-RAM Module PCB is a versatile and reliable memory solution, ideal for various electronic applications. This module is designed and manufactured by Texas Instruments, a globally recognized leader in semiconductor technology.

The TM990-202 is a 2732 EPROM-RAM module, which means it provides both EPROM (Erasable Programmable Read-Only Memory) and RAM (Random Access Memory) functionalities on a single integrated circuit. The EPROM section offers 27C2732 specifications, offering 32K x 8 bits of memory with a maximum operating voltage of 5.5V. The RAM section offers 27C020 specifications, offering 4K x 8 bits of SRAM (Static Random Access Memory) with a maximum operating voltage of 5V.

The module features 28 pins, with 16 pins dedicated to the EPROM and 12 pins dedicated to the SRAM. The module is housed in a compact, surface-mountable TSSOP (Thin Small Outline Package) package, making it suitable for space-constrained applications.

The TM990-202 is programmable using an EPROM programmer, enabling users to write, erase, and rewrite data as needed. The EPROM uses UV light for erasing, which means it can be erased and reprogrammed multiple times, although the number of erase cycles is limited. The SRAM section is non-volatile and retains data even without power, making it suitable for applications requiring temporary data storage.

The TM990-202 Texas EPROM-RAM Module PCB is a reliable and cost-effective memory solution for various electronic applications, including embedded systems, microcontrollers, and programmable logic devices. Its dual-functionality and compact form factor make it a popular choice for designers and developers seeking a versatile memory solution.

1. Compatibility: The TM990-202 is a widely used EPROM-RAM module, making it compatible with a variety of old computers and electronics.

2. Durability: EPROMs (Erasable Programmable Read-Only Memories) are known for their longevity and reliability, as they do not lose data when power is turned off.

3. Upgradeability: If you're working on an older system, this module can provide an easy and cost-effective way to upgrade its memory capacity.

4. Availability: EPROMs are still in production and widely available, making it easy to find replacement modules or even program your own.

1. Technological Limitations: EPROMs have lower storage capacity compared to modern flash memory, and they require specialized equipment for erasing and programming.

2. Time-consuming Programming: Programming an EPROM is a time-consuming process that requires a UV eraser and a programmer.

3. Cost: While EPROMs are relatively inexpensive, the equipment required for programming and erasing can be expensive.

The TM990-202 Texas EPROM-RAM Module PCB is a great choice for those working on older systems that require memory upgrades. Its durability, compatibility, and availability make it a reliable and cost-effective option. However, its lower storage capacity and the time and cost required for programming and erasing may be a drawback for some.

If you're looking to upgrade the memory of an older computer or electronic device, the TM990-202 Texas EPROM-RAM Module PCB is a solid choice. It offers a balance between cost, reliability, and compatibility. However, be prepared for the time and potential cost associated with programming and erasing EPROMs. It might be worth considering investing in a programmer if you plan to work with EPROMs frequently.

Details:

part #: tm990202 price

• $325.00

specifications pcbemdev:

• brand: Texas Instruments
• mpn: Tm990/202
• part type: Module
• country/region of manufacture: United States

General pcbemdev:

• condition: Used
• Circuit Boards Prototyping > Other Circuit Boards Prototyping
• in stock: Yes

Seller pcbemdev:

• zipcode: 59106
• rating 10-25-19: 100.0%
• city: Billings, Montana
• # feedbacks 10-25-19: 1813

Offer pcbemdev:

• Sold: 0
• best offer: true
• bids: 0
• quantity: 32
• Started: October 24, 2019, 1:27 pm

Payments pcbemdev:

• PayPal
• CashOnPickup

Ratings:

1. a 07-01-19
2. Easy Transaction, Thank You 07-01-19
3. Everything perfect 07-01-19
4. Item, Packing,Shipping,Service,Communication - All Perfect ! ! ! Thanks ! ! ! 07-01-19
5. Well packed, as described, great seller. 10-01-19

Returns pcbemdev:

• paid by: Buyer
• type: Money Back
• time: 30 Days
• policy: returns accepted

Shipping pcbemdev:

• handling: 3 days
• cost: $13.0
• type: Flat

Texas Instruments TM990-202 Is Similar To:

• 6mt12-40al Texas Instruments Ac Output Module (53.8% similar) Used interface module refurbished by us...(March 10th, 2017)
• Dac3151evm Texas Instruments Ti 10-bit (45.4% similar) The setup and use of GUI is described in ti document SLUUAN8. This unit has never been powered-up it was purchased for a product development project and not needed. This is a high-performance, high-speed ADC with 11NS settling time and lads parallel input bus. Ti provides a windows GUI application ...(January 15th, 2018)
• Ev2400 Texas Instruments Ti Usb (51.1% similar) Works perfectly. C GSR veers 811 gs like new condition...(October 16th, 2017)
• Gazoo Explorer Tx Instruments Texas (36.2% similar) This item is to be installed and maintained by qualified individuals...(April 9th, 2017)
• Msp-exp430fr6989-texas Instruments Texas Dev Kit Launchpad Mcu (39.7% similar) ...(October 3rd, 2018)
• Pcm5102evm-u Texas Instruments Digital Analog Audio Evaluation Board (47.2% similar) All packing materials, manuals, diskettes, CDs, digital media, blank warranty cards and other accessories documentation must be included. Accessories, remotes, software, power cords, cables, etc. This offer only includes what is pictured. Inches package width : 12. Inches package length : 12. ...(August 12th, 2018)
• Pcm5122evm-u Texas Instruments Evaluation Board Module Untested (54.1% similar) If an item contains a battery, the battery is sold as-is, even itself guaranteed against DOA. Minimum 2 protective cushioning on all sides. Item condition: for parts or not working tech notes: power requirements: N/A there is an internal 3 x asset tag inventory label on item, this does impact the ...(March 17th, 2019)
• Tms320c5535 Texaas Instruments Spectrum Digital Texas Dsp Development Kit Ezdsp Usb (42.3% similar) TMS320C5535 Easts development kit. Box was opened for photos. Cosmetically and physically excellent condition...(July 20th, 2016)
• Dem-pcm1753 Dem-dai Texas Instruments Burr-brown Dem-dai Dac Dem-pcm1753 54 55 Pcm1754 Demo Board (39.7% similar) See below for details. I try to ship orders out immediately or within 24 hours if boxes can be found for the item. A 14 day return is offered. I try to describe the items as best I can. There is no exception to the time limit. Items are packed with care. Information from ti on evaluation board here ...(October 30th, 2015)
• Drv8x Drv8301 Texas Instruments Ti C2000 Piccolo Mcu Microcontroller (39.4% similar) Parts are in perfect working condition. Perfect for ac dc motor control applications and development. DRV8301 HX c2 kit also includes piccolo TMS320F28069 isolated control card for software development. All parts included including drivers, firmware and hardware. TMDSCNCD28069ISO only used for 10 ...(July 4th, 2016)
• Ez430-rf2500 Msp430 Texas Instruments Ti Development Tool W Solar Harvester (41.8% similar) Only used a couple of times. In perfect working condition. I have several other development boards and don't have any use for this one...(September 14th, 2016)