User's Manual

AP6255 Datasheet
AMPAK Technology Inc. www.ampak.com.tw
Proprietary & Confidential Information
Doc. NO:
3
Contents
Contents ................................................................................................................... 3
1. Introduction ......................................................................................................... 4
2. Features............................................................................................................... 5
3. Deliverables ........................................................................................................ 6
3.1 Deliverables .................................................................................................... 6
3.2 Regulatory certifications ......................
........................................................... 6
4. General Specification ......................................................................................... 7
4.1 General Specification ...................................................................................... 7
4.2 Voltages .......................................................................................................... 7
4.2.1 Absolute Maximum Ratings .................................................................... 7
4.2.2 Recommended Operating Rating ........................................................... 7
The module requires two power supplies: VBAT and VDDIO. ......................... 7
5. Wi-Fi RF Specification ........................................................................................ 8
5.1 2.4GHz RF Specification................................................................................. 8
5.1 5GHz RF Specification.................................................................................. 10
6. Bluetooth Specification .................................................................................... 13
6.1 Bluetooth Specification ................................................................................. 13
7. Pin Assignments ............................................................................................... 14
7.1 Pin Outline .................................................................................................... 14
7.2 Pin Definition .................................
............................................................... 14
8. Dimensions ....................................................................................................... 16
8.1 Physical Dimensions .................................................................................... 16
8.2 Layout Recommendation .............................................................................. 17
9. External clock reference .................................................................................. 18
10.1 SDIO Pin Description .................................................................................. 19
10. Host Interface Timing Diagram ........................................................................ 20
10.1 Power-up Sequence Timing Diagram ......................................................... 20
10.2 SDIO Default Mode Timing Diagram........................................................... 22
10.3 SDIO High Speed Mode Timing Diagram ................................................... 23
10.4 SDIO Bus Timing Specifications in SDR Modes ......................................... 24
10.5 SDIO Bus Timing Specifications in DDR50 Mode ....................................... 26
11. Recommended Reflow Profile ......................................................................... 28
Solder Paste definition .......................................................................................... 29
12. Package Information ............................
............................................................ 30
12.1 Label ........................................................................................................... 30
Label C
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
 Inner box label . .................................................................................... 30
Label D

 Carton box label . ................................................................................. 30