MT7628 datasheet.pdf
MT7628 ∥ EDIATE Chip Name Confidential Table of contents 1. MAIN FEATURES 2. PINS 2.1 MT7628AN DR-QFN(12 MMX 12 MM)156-PIN PACKAGE DIAGRAM 2.1.1 UP-LEFT SIDE 2.1.2 DOWN-LEFT SIDE 677789 2.1 3 DOWN-RIGHT SIDE 2.1.4UP-RIGHT SIDE 10 2.1.5 PIN DESCRIPTION 11 2.2 MT7628KN DR-QFN (10 MM X 10 MM)120-PIN PACKAGE DIAGRAM 17 2.2.1 LEFT S|DEⅥE 17 2.2.2 RIGHT SIDE VIEW 19 2.2.3 PIN DESCRIPTION 20 2. 3 PIN SHARING SCHEMES 23 2.3 1 GPIO PIN SHARE SCHEME 23 2.3.2 UARTI PIN SHARE SCHEME 6 2.33 MT7628AN EPHY LED PIN SHARE SCHEM 26 2.3. 4 MT7628AN WLAN LED PIN SHARE SCHEME 26 2.35 MT7628KN EPHY LED PIN SHARE SCHEME 26 2.3.6 MT7628KN WLAN LED PIN SHARE SCHEME 27 2.3.7 PERST NPIN SHARE SCHEME 27 23. 8 WDT RST NPIN SHARE SCHEME 27 2.3.9 REF CLKO PIN SHARE SCHEME 27 2.3.10 UARTO PIN SHARE SCHEME 28 2.3.11 GPIOO PIN SHARE SCHEME 2.3.12 SPI PIN SHARE SCHEME 28 2.3.13 SP CS1 PIN SHARE SCHEME 28 2.3.142C PIN SHARE SCHEME 28 2.3.15 12S PIN SHARE SCHEME 28 2.3.16 SD PIN SHARE SCHEME 30 23.17 UARTZ PIN SHARE SCHEME 23.18 PWM CHO PIN SHARE SCHEM 30 2.3.19 PWM CH1 PIN SHARE SCHEME 30 2.3.20 SPIS PIN SHARE SCHEME 30 2.3.21 PIN SHARE FUNCTION DESCRIPTION 31 2. 4 BOOTSTRAPPING PINS DESCRIPTION 31 3. MAXIMUM RATINGS AND OPERATING CONDITIONS 33 3.1 ABSOLUTE MAXIMUM RATINGS 33 3.2 MAXIMUM TEMPERATURES 33 3. 3 OPERATING CONDITIONS 33 3, 4 STORAGE CONDITIONS 33 3.5 EXTERNAL XTAL SPECFICATION 33 3.6 DC ELECTRICAL CHARACTERISTICS 34 3.7 AC ELECTRICAL CHARACTERISTICS 35 3.7.1 DDR2 SDRAM INTERFACE 36 Mediatek C2014 Media Tek Inc Page 3 of 53 Confidential This document contains information that is proprietary to Media Tek Inc Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited MT7628 ∥ EDIATE Chip Name Confidential 3.7.2 SPL INTERFACE 38 3.3S INTERFACE 39 37. 4 PCM INTERFACE 3.7.5 POWER ON SEQUENCE 41 3. 8 PACKAGE PHYSICAL DIMENSIONS 42 3.8.1 DR-QFN(10 MM X 10 MM)128 PINS 42 3.8.2 DR-QFN (12 MM X 12 MM)156 PINS 44 3.8.3 MT7628 AN/KN MARKING 3.8 4 REFLOW PROFILE GUIDELINE 48 4, ABBREVIATIONS 5. REVISION HISTORY 52 Table of Figures FIGURE 2-1 MT7628AN DR_QFN PIN DIAGRAM(UP-LEFT VIEW)..... FIGURE 2-2 MT7628AN DR-QFN PIN DIAGRAM(DOWN-LEFT VIEW)...... 8 FIGURE 2-3 MT7628AN DR-QFN PIN DIAGRAM(DOWN-RIGHT VIEW 9 FIGURE 2-4 MT7628AN DR-QFN PIN DIAGRAM(UP-RIGHT VIEW) 10 FIGURE 2-5 MT7628KN DR-QFN PIN DIAGRAM(LEFT VIEW) 18 FIGURE 2-6 MT7628KN DR-QFN PIN DIAGRAM (RIGHT SIDE VIEW) FIGURE 3-1 DDR2 SDRAM COMMAND 36 FIGURE 3-2 DDR2 SDRAM WRITE DATA 36 FIGURE 3-3 DDR2 SDRAM READ DATA FIGURE3-4SP|| NTERFACE∴… 38 IGURE-3-5 12S INTERFACE L垂 垂面垂 39 FIGURE 3-6 PCM INTERFACE FIGURE 3-7 POWER ON SEQUENCE........ Figure 3-8 TOP VIEW 42 Figure 3-9 SIDE VIEW 42 FIGURE3-10“B″ EXPANDED 43 FIGURE 3-11 BOTTON VIEW FIGURE 3-12 TOP VIEW 44 FIGURE 3-13 SIDE VIEW 44 GURE3-14“B″ EXPANDED.…… 44 FIGURE 3-15 BOTTOM VIEW .45 FIGURE 3-16 MT7620AN TOP MARKING 47 FIGURE3-17MT7628 KN TOP MARKING∴……1… 47 Figure 3-1 8 REFLOW PROFILE FOR MT7628 48 List of tables TABLE 1-1 MAIN FEATURES TABLE 3-1 ABSOLUTE MAXIMUM RATINGS 33 TAblE 3-2 MAXIMUM TEMPERATURES ∴3 TABLE 3-3 OPERATING CONDITIONS 33 TABLE 3-4 THERMAL CHARACTERISTICS 33 TABLE 3-5 EXTERNAL XTAL SPECIFICATIONS MediaTek C2014 Media Tek Inc Page 4 of 53 Confidential This document contains information that is proprietary to Media Tek Inc Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited MT7628 ∥ EDIATE Chip Name Confidential TABLE 3-6 DC ELECTRICAL CHARACTERISTICS 34 TAblE 3-7VDD 2 5V ELECTRICAL CHARACTERISTICS 35 Table 3-8VDD.8V ELECTRICAL CHARACTERISTICS 35 TABLE 3-9,3V ELECTRICAL CHARACTERISTICS TABLE3-10DDR2 SDRAM| NTERFACE DIAGRAM KEY,…… 37 TABLE 3-11 SP INTERFACE DIAGRAM KEY 38 TABLE 3-12 2S INTERFACE DIAGRAM KEY 39 TABLE 3-13 PCM INTERFACE DIAGRAM KEY 40 TABLE 3-14 POWER ON SEQUENCE DIAGRAM KEY. MediaTek c 2014 MediaTek Inc Page 5 of 53 Confidential This document contains information that is proprietary to Media Tek Inc Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited MT7628 ∥ EDIATE Chip Name Confidential 1。 Main Features The following table covers the main features offered by the mt7628KN and MT7628AN. Overall, the MT7628KN supports the requirements of an entry-level AP/router, while the more advanced MT7628AN supports a number of interfaces together with a large maximum RAM capacity Features MT7628KN MT7628AN MIPS24KEc (575/580 MHz) MIPS24KEc(575/580 MHz) Total dmips 580 x1.6 DMIPs 580 x1,6 DMIPs I-Cache D-Cache 64 KB, 32 KB 64 KB. 32 KB L2 Cache n/a n/a Memory DRAM Device width support 16 bits 16 bits DDR1 64 Mb(MCM),193 MHz Gb, 193 MHz DDR2 2Gb, 193 MHz SPL Flash 3B addr mode(max 128Mbit 3B addr mode(max 128Mbit 4B addr mode(max 512Mbit 4B addr mode(max 512Mbit) SD SD-XC(class 10 RF 2T2R802.11n2.4GH 2T2R802.11n2.4GHz PCle USB 2.0 1 Switch 5p FE SW 5p FE SW 12S PCM 120 1 UART (Lite) 2(Lite) JTAG Package DR-QFN120-10 mm x10 mm DR-QFN156-12 mm x12 mm Table 1-1 Main features MediaTek c 2014 MediaTek Inc Page 6 of53 Confidential This document contains information that is proprietary to Media Tek Inc Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited MT7628 ∥ EDIATE Chip Name Confidential 2 Pins 2.1 MT7628AN DR-QFN(12 mm x 12 mm)156-Pin Package Diagram 2.1.1 Up-left side 显 -c3mmao2 u> DR-QFN 12X12 156 pin 至5 152 142 138 155 153 151 149 147 143 141 139 135 DIG AVSS33 RF 1 AVSS33 RF 2 WFO RFION 1 WFO RFION 2 WFO RFIOP 1 /0 6 RF AVDD33 WFO TX WE1 LNA EXT AVSS33 RF 4 WEI RFION 11 WF1 RFIOP AVSS33 13 AVDD33 WF1 TRX 15 125 SDI 16 12S SDO 12S Ws 12S CLK 9 Figure 2-1 MT7628AN DR-QFN Pin Diagram(up-left view) MediaTek c 2014 MediaTek Inc Page 7 of 53 Confidential This document contains information that is proprietary to Media Tek Inc Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited MT7628 ∥ EDIATE Chip Name Confidential 2.1.2 Down -eft side 12C SCLK 12C SD DIG SOC CO V12D 1 SOC IO V33D 1 23 SPI CS1 SPI CLK SPI MISO SPI MOSI GPIOO UART TXDO UART RXDO AVDD33 TX PO 32 MDI RP PO MDI RN PO MD P PO AVDD33 CON 8 EPHY VRT EPHY 42 af aa a aa a 2 aa m a& 9 Figure 2-2 MT7628AN DR-QFN Pin Diagram(down-left view) MediaTek c 2014 MediaTek Inc Page 8 of 53 Confidential This document contains information that is proprietary to Media Tek Inc Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited MT7628 ∥ EDIATE Chip Name Confidential 2.1.3 Down-right side DDR IO 1V8D 2 DDR IO 1V8D 2 97MA3 MA12 Ao 95MA7 93MA5 MA10 MWE SaC_Co_v12D_4 DDR O VREF 1 DDR O VreF 1 89 soc_Co-V12D_3 A13 7 MA2 MA6 85|MA11 MA8 A9 83MA13 MA8 MA4 MAO MA5 79 DDR_IO_1V8D_1 DDR O 1V8D 1 DDR 66 68 72 g望 LDDR2 1 Figure 2-3 MT7628AN DR-QFN Pin Diagram down-right view) Note: DR-QFN support DDR1 and DDR2 pin shuffle depend on the bootstrap MediaTek c 2014 MediaTek Inc Page 9 of 53 Confidential This document contains information that is proprietary to Media Tek Inc Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited MT7628 ∥ EDIATE Chip Name Confidential 2.1.4 Up-right side 25 △ DDR2 I [DDR1] 132 130 28 126 124 120 118 131 129 125 123 121 119 PCIE PMU 117 AVDD33 SMPS 116 DDR O 1V8D 3 IO 1V8D 3 R⊥ows2 IO VSS 4 114 0 113 MDQSO 112 MD9 111|MD12 110 MD11 109MD6 106 105MD3 DDR_IO_VREF_2 DDR IO VREF 2 103 MCKE MWE MA2 101 MBA2 MA1 DDR 100 MBA1 Figure 2-4 MT7628AN DR-QFN Pin Diagram(up-right view) MediaTek c 2014 MediaTek Inc Page 10 of 53 Confidential This document contains information that is proprietary to Media Tek Inc Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited