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EP7311 Datasheet(PDF) 44 Page - Cirrus Logic |
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EP7311 Datasheet(HTML) 44 Page - Cirrus Logic |
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44 / 58 page  44 ©Copyright Cirrus Logic, Inc. 2005 (All Rights Reserved) DS506F1 EP7311 High-Performance, Low-Power System on Chip * “With p/u” means with internal pull-up of 100 KOhms on the pin. † Strength 1 = 4 ma Strength 2 = 12 ma ‡ Input. Port A,B,D,E GPIOs default to input at nPOR and URESET conditions. 256-Ball PBGA Package Characteristics 256-Ball PBGA Package Specifications Figure 18. 256-Ball PBGA Package Note: 1) For pin locations see Table V. 2) Dimensions are in millimeters (inches), and controlling dimension is millimeter 3) Before beginning any new EP7311 design, contact Cirrus Logic for the latest package information. 256-Ball PBGA Pinout (Top View) Y20 VDDIO Pad power Digital I/O power, 3.3V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 A VDDIO nCS[4] nCS[1] SDCLK SDQM[3] DD[1] M VDDIO D[0] D[2] A[3] VDDIO A[6] MOSCOUT VDDOSC VSSIO A B nCS[5] VDDIO nCS[3] nMOE/ nSDCAS VDDIO nSDCS[1] DD[2] CL[1] VDDCORE D[1] A[2] A[4] A[5] WAKEUP VDDIO nURESET B C VDDIO EXPCLK VSSIO VDDIO VSSIO VSSIO VSSIO VDDIO VSSIO VSSIO VSSIO VDDIO VSSIO VSSIO nPOR nEXTPWR C D WRITE/ nSDRAS EXPRDY VSSIO VDDIO nCS[2] nMWE/ nSDWE nSDCS[0] CL[2] VSSRTC D[4] nPWRFL MOSCIN VDDIO VSSIO D[7] D[8] D E RXD[2] PB[7] TDI WORD VSSIO nCS[0] SDQM[2] FRM A[0] D[5] VSSOSC VSSIO nMEDCHG/ nBROM VDDIO D[9] D[10] E F PB[5] PB[3] VSSIO TXD[2] RUN/ CLKEN VSSIO SDCKE DD[3] A[1] D[6] VSSRTC BATOK nBATCHG VSSIO D[11] VDDIO F G PB[1] VDDIO TDO PB[4] PB[6] VSSRTC VSSRTC DD[0] D[3] VSSRTC A[7] A[8] A[9] VSSIO D[12] D[13] G H PA[7] PA[5] VSSIO PA[4] PA[6] PB[0] PB[2] VSSRTC VSSRTC A[10] A[11] A[12] A[13]/ DRA[14] VSSIO D[14] D[15] H J PA[3] PA[1] VSSIO PA[2] PA[0] TXD[1] CTS VSSRTC VSSRTC A[17]/ DRA[10] A[16]/ DRA[11] A[15]/ DRA[12] A[14]/ DRA[13] nTRST D[16] D[17] J K LEDDRV PHDIN VSSIO DCD nTEST[1] EINT[3] VSSRTC ADCIN COL[4] TCLK D[20] D[19] D[18] VSSIO VDDIO VDDIO K L RXD[1] DSR VDDIO nEINT[1] PE[2]/ CLKSEL VSSRTC PD[0]/ LEDFLSH VSSRTC COL[6] D[31] VSSRTC A[22]/ DRA[5] A[21]/ DRA[6] VSSIO A[18]/ DRA[9] A[19]/ DRA[8] L M nTEST[0] nEINT[2] VDDIO PE[0]/ BOOTSEL[0] TMS VDDIO SSITXFR DRIVE[1] FB[0] COL[0] D[27] VSSIO A[23]/ DRA[4] VDDIO A[20]/ DRA[7] D[21] M N nEXTFIQ PE[1]/ BOOTSEL[1] VSSIO VDDIO PD[5] PD[2] SSIRXDA ADCCLK SMPCLK COL[2] D[29] D[26] HALFWORD VSSIO D[22] D[23] N P VSSRTC RTCOUT VSSIO VSSIO VDDIO VSSIO VSSIO VDDIO VSSIO VDDIO VSSIO VSSIO VDDIO VSSIO D[24] VDDIO P R RTCIN VDDIO PD[4] PD[1] SSITXDA nADCCS VDDIO ADCOUT COL[7] COL[3] COL[1] D[30] A[27]/ DRA[0] A[25]/ DRA[2] VDDIO A[24]\ DRA[3] R TVDDRTC PD[7]/ SDQM[1] PD[6]/ SDQM[0] PD[3] SSICLK SSIRXFR VDDCORE DRIVE[0] FB[1] COL[5] VDDIO BUZ D[28] A[26]/ DRA[1] D[25] VSSIO T Table 21. 204-Ball TFBGA Ball Listing (Continued) Ball Location Name Strength † Reset State Type Description |
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