process change notice # 1611161 ____________________________________________________________________________________________________ w7206f1 process change notice form rev a ab the information contained in this document is proprietary to silicon laboratories, inc. and shall not be reproduced or used in part or whole without silicon laboratories? written consent. the document is uncontrolled if printed or electronically saved. pg 5 user registration register today to create your account on silabs.com. your personalized profile allows you to receive technical document updates, new product announcements, ?how - to? and design documents, product change notices (pcn) and other valuable content available only to registered users . http://www.silabs.com/profile pcn issue date: 11/16/2016 effective date: 2/22/2017 title: efm8bb2 datasheet update pcn type: ? ? ? ? ? ? ? ? ? na pcn details
process change notice # 1611161 ____________________________________________________________________________________________________ w7206f1 process change notice form rev a ab the information contained in this document is proprietary to silicon laboratories, inc. and shall not be reproduced or used in part or whole without silicon laboratories? written consent. the document is uncontrolled if printed or electronically saved. pg 6 description of change: silicon labs is pleased to announce v1.31 of the efm8bb2 datasheet. this datasheet release corresponds to the release of the new automotive grade efm8 bb2 devices. these new efm8bb2 devices have received full aec - q100 qualification and are specifi ed for - 40 c to +125 c operating temperature range . this datasheet release also corresponds to a change in one of the voltage regulator ?s calibration routine s . the calibration routine s for the low dropout voltage regulator ( ldo ) ha ve been updated and results in a slightly increased (1.8 v vs. 1.85 v) typical ldo output target. this calibration change occurred due to a small drop observed in the ldo output voltage when the device enters lower power modes during an extended characteriz ation study. this ldo output supplies the core and other digital logic on the device. the new calibration method ensures this drop does not occur. no direct issues have been observed on devices using the old calibration method, and this effort is part of t he continual improvement process. below is a list of changed power consumption specs from the datasheet. note that some typical value s were also slightly increased. temperature grade specification previous data sheet value (ma) new data sheet value (ma) g - grade devices, - 40 c to +85 c normal mode 49 mhz (maximum) 9.7 10.1 normal mode 24.5 mhz (maximum) 4.85 5.2 idle mode 49 mhz (maximum) 6.6 6.8 idle mode 24.5 mhz (maximum) 3.2 3.3 i - grade devices, - 40 c to +125 c normal mode 49 mhz (maximum) 10.47 10.9 normal mode 24.5 mhz (maximum) 5.49 5.6 idle mode 49 mhz (maximum) 7.3 7.4 idle mode 24.5 mhz (maximum) 3.86 3.9 g - grade devices, - 40 c to +85 c normal mode 49 mhz ( typical ) 9.1 9.4 normal mode 24.5 mhz ( typical ) 4.3 4.5 idle mode 49 mhz ( typical ) 6.15 6.3 idle mode 24.5 mhz ( typical ) 2.8 2.9 i - grade devices, - 40 c to +125 c normal mode 49 mhz ( typical ) 9.1 9.4 normal mode 24.5 mhz ( typical ) 4.3 4.5 idle mode 49 mhz ( typical ) 6.15 6.3
process change notice # 1611161 ____________________________________________________________________________________________________ w7206f1 process change notice form rev a ab the information contained in this document is proprietary to silicon laboratories, inc. and shall not be reproduced or used in part or whole without silicon laboratories? written consent. the document is uncontrolled if printed or electronically saved. pg 7 idle mode 24.5 mhz ( typical ) 2.8 2.9 the following changes were also made to the v1.3 0 and v1.31 datasheet - the addition of table 4.11 ?1.8v internal low dropout voltage regulator? to outline its minimum, typical, and maximum voltages. - the addition of automotive devices in the product selection table and ordering information. - addition of aec - q100 under the key features and specifications. - added thermal resistance (junction to case) for the qfn20 package. - added a note linking to the output low voltage and output high voltag e table of the port i/os to the performance curves. - added the sizes of transmit and receive fifos for the smbus and i2c slave peripherals. - added a line in the introduction section to mention the reference manual where an individual can find more techni cal information on registers and blocks. - added a note on the comparator reference current consumption to clarify its source. after the issue date of this pcn, the efm8bb2 datasheet will reflect the changes listed above and all automotive (a) grade ef m8b b2 devices will adhere to the v1.31 datasheet. after the effective date of this pcn all commercial (g) and industrial (i) grade efm8bb2 devices will adhere to the specifications in the aforementioned datasheet. for questions please contact your silicon l abs representative. reason for change: 1. the release of the new efm8bb2 a utomotive qualified devices . 2. the release of v1.31 of the efm8bb2 datasheet . 3. the calibration routine for the ldo has been updated and affects power consumption numbers in normal and idle mode . impact on form, fit, function, quality, reliability: this is considered a minor change to form, fit, f unction, q uality, and r eliability and is part of silicon labs? commitment to a continual improvement process. product identification: devices affected at the issue date of this pcn: efm8bb21f16a - c - qfn20 efm8bb21f16a - c - qfn20r efm8bb22f16a - c - qfn28 efm8bb22f16a - c - qfn28r devices affected at the effective date of this pcn: efm8bb21f16g - c - qfn20 efm8bb21f16g - c - qfn20r efm8bb21f16g - c - qsop24 efm8bb21f16g - c - qsop24r efm8bb21f16i - c - qfn20 efm8bb21f16i - c - qfn20r efm8bb21f16i - c - qsop24 efm8bb21f16i - c - qsop24r efm8bb22f16g - c - qfn28 efm8bb22f16g - c - qfn28r efm8bb22f16i - c - qfn28 efm8bb22f16i - c - qfn28r
process change notice # 1611161 ____________________________________________________________________________________________________ w7206f1 process change notice form rev a ab the information contained in this document is proprietary to silicon laboratories, inc. and shall not be reproduced or used in part or whole without silicon laboratories? written consent. the document is uncontrolled if printed or electronically saved. pg 8 last date of unchanged product: 2/22/2017 qualification samples: available upon request. specific conditions of acceptance of this change will be considered on a case by case basis if written notice is submitted within 30 days of this notice. to request further data or inquire ab out this notification , please contact your local silicon labs sales representative. a list of silicon labs sales representatives is available at www.silabs.com . in some cases rejection of a change notice may impact silicon labs product pricing, delivery, quality, or reliability. customer early acceptance sign off: customers may approve early pcn acceptance by completing the information below: early acceptance: date: name: company: email your early acceptance approval to: katherine.haggar@silabs.com qualification data: please see appendix.
process change notice # 1611161 ____________________________________________________________________________________________________ w7206f1 process change notice form rev a ab the information contained in this document is proprietary to silicon laboratories, inc. and shall not be reproduced or used in part or whole without silicon laboratories? written consent. the document is uncontrolled if printed or electronically saved. pg 9 appendix
process change notice # 1611161 ____________________________________________________________________________________________________ w7206f1 process change notice form rev a ab the information contained in this document is proprietary to silicon laboratories, inc. and shall not be reproduced or used in part or whole without silicon laboratories? written consent. the document is uncontrolled if printed or electronically saved. pg 10
process change notice # 1611161 ____________________________________________________________________________________________________ w7206f1 process change notice form rev a ab the information contained in this document is proprietary to silicon laboratories, inc. and shall not be reproduced or used in part or whole without silicon laboratories? written consent. the document is uncontrolled if printed or electronically saved. pg 11
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