PCI Express M.2 Specification
June 26, 2019
PCI Express M.2 Specification
| 3
Revision 3.0, Version 1.2
Revision History
1.0
November 1, 2013
1.1
Incorporated the following ECNs:
• Transition of NFC Signals from 3.3 V to 1.8 V ECN
• M.2 COEX Signal Definition – UART ECN
• M.2 2242 WWAN Module ECN
• M.2 Signal Definition – Audio and ANTCTL Functions ECN
• Tx Blanking and SYSCLK on Socket 1 Related Pinouts ECN
• Power-up Requirements for PCIe Side Bands (PERST#, etc.) ECN
• Power-up Requirements for PCIe Side Bands in a V
BAT
Powered System ECN
• MiniEx_M2_ECN_SMBus_for_SSD_Socket2_Socket3 - 1112_14
• WWAN_Key_C_Definition_ECN_WW12.3
• SMBus ECN, Clarification
• BGA-SSD ECN
• M.2 SSIC Eye Limits Definitions
Other changes:
• Incorporated all changes from M2_10 Errata Table and Backup of
M 2 Rev1 0 Errata Table 04292015-6.8.
• Added section 6.8, High Speed Differential Pair AC Coupling Capacitor Values and Capacitor
Location Examples
• Changed all Mid-Line and Mid-plane to Mid-mount per WG decision
• Clarified the terms Module, Add-in Card, Adapter
• Capitalized Platform
• Removed all + signs from voltages
• Updated per PCI SIG Style Guide
• Updated specification to USB3.1 Gen1
• Added MIPI Alliance Specification for RF Front-End Control Interface (RFFE
SM
), Version 2.0,
September 25, 2014 to section 1.3
December 15, 2016
3.0 1.2
Incorporated the following ECNs:
• PCIe BGA SSD 11.5x13 ECN
• Add a second PCIe lane to Type 1216 SDIO Based LGA Module ECN
• Additional voltage value for PWR_1 rail V0.3 ECN
• Enable PCIe and USB 3.1 Gen1 on M.2 Card Key B ECN
• Corrected Table 3-15
Replaced the following Figures:
• Figure 2-8. M.2 Type 3042-S3 Mechanical Outline Drawing Example
• Figure 3-9. Type 2226 SDIO Based Module-side Pinout
• Figure 3-10. Type 1216 SDIO Based Module-side Pinout
• Figure 3-11. Type 3026 DisplayPort Pinouts Extension Over an SDIO Based Module-
side Pinout
• Figure 3-16. Type 1620 BGA Module-side Ballmap (Top View)
• Figure 3-17. Type 1620 BGA Module-side Ballmap Surrounded by
Type 2024, Type 2228, and Type 2828 Module-side Ballmaps (Top View)
• Figure 3-18. Type 1113 BGA Module-side Ballmap (Top View)
• Figure 5-1. Type 2226 LGA Pinout Using SDIO Based Socket 1 Pinout on Platform
• Figure 5-2. Type 1216 LGA Pinout Using SDIO Based Socket 1 Pinout on Platform
• Figure 5-3. Type 3026 LGA Pinout Using SDIO Based Socket 1 and DisplayPort
Based Socket 1 Pinout on Platform
• Figure 5-4. Type 1620 BGA Pinout on Platform (Top View)
• Figure 5-6. Type 1113 BGA Pinout on Platform (Top View)
June 11, 2019
评论2