u-blox ZOE-M8 Series - Appendix; Component selection

ZOE-M8 series - Hardware Integration Manual
UBX-16030136 - R07 Production Information Appendix
Page 27 of 32
Appendix
A Component selection
This section provides information about components that are critical for the performance of the ZOE-M8 GNSS
SiPs.
Recommended parts are selected on a data sheet basis only.
Temperature range specifications need only be as wide as required by a particular application. For the purpose of
this document, specifications for industrial temperature range (-40 C … +85 C) are provided.
A.1 External RTC (Y1)
ID Parameter Value
1 Frequency Specifications
1.1 Oscillation mode Fundamental Mode
1.2 Nominal frequency at 25 ºC 32.768 kHz
1.3 Frequency calibration tolerance at 25 ºC < ±100 ppm
2 Electrical specifications
2.1 Load capacitance C
L
7 pF
2.2
Equivalent series resistance R
S
< 100 kΩ
Table 6: RTC crystal specifications
Manufacturer Order No.
Micro Crystal CC7V-T1A 32.768 kHz 7.0 pF +/- 100 ppm
Micro Crystal CM7V-T1A 32.768 kHz 7.0 pF +/- 100 ppm
Micro Crystal CM8V-T1A 32.768 kHz 7.0 pF +/- 100 ppm
Table 7: Recommend parts list for RTC crystal
A.2 RF band-pass filter (F1)
Depending on the application circuit, consult manufacturer data sheet for DC, ESD and RF power ratings!
Manufacturer Order No. System supported Comments
TDK/ EPCOS B8401: B39162B8401P810 GPS+GLONASS High attenuation
TDK/ EPCOS B3913: B39162B3913U410 GPS+GLONASS+BeiDou For automotive application
TDK/ EPCOS B9416: B39162B9416K610 GPS High input power
TDK/ EPCOS B4310: B39162B4310P810 GPS+GLONASS Compliant to the AEC-Q200 standard
TDK/ EPCOS B4327: B39162B4327P810 GPS+GLONASS+BeiDou Low insertion loss
TDK/ EPCOS B9482: B39162B9482P810 GPS+GLONASS Low insertion loss
TDK/ EPCOS B9850: B39162B9850P810 GPS Low insertion loss
TDK/ EPCOS B8400: B39162B8400P810 GPS ESD protected and high input power
muRata SAFFB1G56KB0F0A GPS+GLONASS+BeiDou Low insertion loss, Only for mobile application
muRata SAFEA1G58KA0F00 GPS+GLONASS Only for mobile application
muRata SAFFB1G58KA0F0A GPS+GLONASS High attenuation, only for mobile application
muRata SAFEA1G58KB0F00 GPS+GLONASS Low insertion loss, only for mobile application
muRata SAFFB1G58KB0F0A GPS+GLONASS Low insertion loss, only for mobile application
Triquint 856561 GPS Compliant to the AEC-Q200 standard
TAI-SAW TA1573A GPS+GLONASS Low insertion loss
TAI-SAW TA1343A GPS+GLONASS+BeiDou Low insertion loss
CTS CER0032A GPS Ceramic filter also offers robust ESD Protection
Table 8: Recommend parts list for RF band-pass filter