EP7312 Datasheet, PDF (48/64 Pages) Cirrus Logic – HIGH-PERFORMANCE, LOW-POWER SYSTEM ON CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE

EP7312
High-Performance, Low-Power System on Chip
256-Ball PBGA Pinout (Top View)
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] VSSCore VSSRTC DD[0]
D[3]
VSSRTC
A[7]
A[8]
A[9]
VSSIO
D[12]
D[13] G
H PA[7]
J PA[3]
PA[5]
VSSIO
PA[4]
PA[1]
VSSIO
PA[2]
PA[6]
PA[0]
PB[0]
TXD[1]
PB[2]
CTS
VSSRTC VSSRTC A[10]
A[11]
A[12]
A[13]/
DRA[14]
VSSRTC
VSSRTC
A[17]/
DRA[10]
A[16]/
DRA[11]
A[15]/
DRA[12]
A[14]/
DRA[13]
VSSIO D[14]
nTRST D[16]
D[15] H
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]
T VDDRTC
PD[7]/
PD[6]/
SDQM[1] SDQM[0]
PD[3]
SSICLK SSIRXFR VDDCORE DRIVE[0] FB[1]
COL[5] VDDIO
BUZ
A[27]/
DRA[0]
D[28]
A[25]/
DRA[2]
VDDIO
A[24]\
DRA[3]
R
A[26]/
DRA[1]
D[25]
VSSIO T
48
©Copyright Cirrus Logic, Inc. 2003
(All Rights Reserved)
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