Наверное не совсем правильно выразился Dear Mr.,
Thank you for contacting Texas Instruments. Your request has been received and case number 3227625 has been assigned to your inquiry.
This product is in production and there are no plans to obsolete it. But it's not recommended for new designs and it's not supported through EPIC! We just deliver this product to customers who already designed in this device.
There are two Application Note for the TSS721x Meter-Bus Transceiver available:
Meter Bus Application: Analog-Board Revision 5.1 (slas222)
TSS721 M-Bus Transceiver Application Report (SLAAE03)
Please have also a look at
http://www.m-bus.com
Please, don't hesitate to contact us if you have any further questions.
Best Regards,
Mizanur Chowdhury
Product Information Specialist
European Product Information Centre
http://www-k.ext.t …l-support/pic/euro.htm
Texas Instruments