EP7311-CB-C CIRRUS [Cirrus Logic], EP7311-CB-C Datasheet - Page 41

• Manufacturer Part Number: EP7311-CB-C
• Description: HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE
• Manufacturer: CIRRUS [Cirrus Logic]

256-Ball PBGA Package Characteristics
256-Ball PBGA Package Specifications
256-Ball PBGA Pinout (Top View)
DS506PP1
G
M nTEST[0]
A
B
C
D
E
F
H
K LEDDRV
N nEXTFIQ
P VSSRTC
R
T VDDRTC
J
L
Y20
Ball Location
nSDRAS
WRITE/
RXD[2]
RXD[1]
VDDIO
nCS[5]
VDDIO
RTCIN
PB[5]
PB[1]
PA[7]
PA[3]
*
†
‡
1
“With p/u” means with internal pull-up of 100 KOhms on the pin.
Input. Port A,B,D,E GPIOs default to input at nPOR and URESET conditions.
Strength 2 = 12 ma
Strength 1 = 4 ma
Note:
BOOTSEL[1]
EXPCLK
EXPRDY
nEINT[2]
RTCOUT
SDQM[1]
VDDIO
VDDIO
VDDIO
nCS[4]
PHDIN
PD[7]/
PE[1]/
PB[7]
PB[3]
PA[5]
PA[1]
DSR
2
1) For pin locations see
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.
VDDIO
SDQM[0]
VDDIO
VDDIO
nCS[1]
nCS[3]
VSSIO
VSSIO
VSSIO
VSSIO
VSSIO
VSSIO
VSSIO
VSSIO
PD[6]/
PD[4]
TDO
TDI
Name
3
Table 21. 204-Ball TFBGA Ball Listing (Continued)
BOOTSEL[0]
nSDCAS
nEINT[1]
SDCLK
nMOE/
VDDIO
VDDIO
WORD
TXD[2]
VDDIO
VSSIO
PE[0]/
PD[1]
PD[3]
PB[4]
PA[4]
PA[2]
DCD
4
SDQM[3]
nTEST[1]
SSITXDA
CLKSEL
SSICLK
Table
CLKEN
VDDIO
VDDIO
VSSIO
nCS[2]
VSSIO
PE[2]/
PD[5]
Strength
RUN/
PB[6]
PA[6]
PA[0]
TMS
5
V.
†
nSDCS[1]
SSIRXFR VDDCORE DRIVE[0]
VSSRTC
VSSRTC
nADCCS
nSDWE
nMWE/
EINT[3]
TXD[1]
VDDIO
VSSIO
nCS[0]
VSSIO
VSSIO
DD[1]
PD[2]
PB[0]
6
©
Figure 18. 256-Ball PBGA Package
C opyright Cirrus Logic, Inc. 2003
LEDFLSH
nSDCS[0]
SSIRXDA
SDQM[2]
SSITXFR
VSSRTC
VSSRTC
SDCKE
VDDIO
VSSIO
VSSIO
PD[0]/
DD[2]
PB[2]
CTS
M
7
(All Rights Reserved)
Reset
State
DRIVE[1]
ADCOUT
VSSRTC
VSSRTC
VSSRTC
ADCCLK
VDDIO
VDDIO
VDDIO
ADCIN
DD[3]
DD[0]
CL[1]
CL[2]
FRM
8
VDDCORE
VSSRTC
VSSRTC
VSSRTC
SMPCLK
VSSIO
COL[4]
COL[6]
VSSIO
COL[7]
FB[0]
FB[1]
D[0]
A[0]
A[1]
D[3]
Pad power
9
Type
VSSRTC
DRA[10]
VSSIO
COL[0]
COL[2]
VDDIO
COL[3]
COL[5]
A[17]/
TCLK
D[31]
A[10]
D[2]
D[1]
D[4]
D[5]
D[6]
10
High-Performance, Low-Power System on Chip
Digital I/O power,
3.3V
nPWRFL
VSSOSC
VSSRTC
VSSRTC
DRA[11]
VSSIO
VSSIO
COL[1]
VDDIO
A[16]/
A[11]
D[20]
D[27]
D[29]
A[3]
A[2]
A[7]
Description
11
MOSCIN
DRA[12]
BATOK
VDDIO
VDDIO
VSSIO
DRA[5]
VSSIO
VSSIO
A[15]/
A[22]/
A[12]
D[19]
D[26]
D[30]
BUZ
A[4]
A[8]
12
HALFWORD
nMEDCHG/
nBATCHG
DRA[14]
DRA[13]
nBROM
DRA[6]
DRA[4]
DRA[0]
VSSIO
VDDIO
VDDIO
A[13]/
A[14]/
A[21]/
A[23]/
A[27]/
D[18]
D[28]
A[6]
A[5]
A[9]
13
MOSCOUT VDDOSC
WAKEUP
VSSIO
VSSIO
VDDIO
VSSIO
VSSIO
VSSIO
nTRST
VSSIO
VSSIO
VDDIO
VSSIO
VSSIO
DRA[2]
DRA[1]
A[25]/
A[26]/
14
VDDIO
VDDIO
DRA[9]
DRA[7]
VDDIO
nPOR
A[18]/
A[20]/
D[11]
D[12]
D[14]
D[16]
D[22]
D[24]
D[25]
D[7]
D[9]
15
nEXTPWR C
nURESET B
EP7311
VDDIO
VDDIO
DRA[8]
VDDIO
DRA[3]
VSSIO
VSSIO
A[19]/
A[24]\
D[10]
D[13]
D[15]
D[17]
D[21]
D[23]
D[8]
16
41
D
E
G
H
M
N
P
R
A
F
J
K
L
T