EP7311_05 Datasheet, PDF (38/58 Pages) Cirrus Logic – High-performance, Low-power, System-on-chip with SDRAM & Enhanced Digital Audio Interface

EP7311
High-Performance, Low-Power System on Chip
Table 21. 204-Ball TFBGA Ball Listing (Continued)
Ball Location
Name
B8
DD[1]
B9
M
B10
CL[2]
B11
D[0]
B12
A[1]
B13
D[3]
B14
A[4]
B15
D[6]
B16
WAKEUP
B17
MOSCIN
B18
VSSIO
B19
VSSIO
B20
nURESET
C1
RUN/CLKEN
C2
EXPRDY
C3
VDDIO
C4
nCS[4]
C5
nCS[0]
C6
SDCLK
C7
SDQM[3]
C8
DD[0]
C9
DD[3]
C10
VDDCORE
C11
A[0]
C12
D[2]
C13
A[3]
C14
D[5]
C15
A[6]
C16
VSSOSC
C17
VDDOSC
C18
VSSIO
C19
BATOK
Strength^†
1
1
1
1
2
2
1
1
Schmitt
Schmitt
1
1
1
1
2
2
1
1
2
1
2
1
1
Reset
State
Low
Low
Low
Low
Low
Low
Low
Low
Low
High
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Type
Description
O
LCD serial display
data
O
LCD AC bias drive
0
LCD pixel clock out
I/O
Data I/O
O
System byte address
I/O
Data I/O
O
System byte address
I/O
Data I/O
I
System wake up
input
I
Main oscillator input
Pad ground
I/O ground
Pad ground
I/O ground
I
User reset input
0
Run output / clock
enable output
I
Expansion port
ready input
Pad power
Digital I/O power,
3.3 V
O
Chip select 4
O
Chip select 0
O
SDRAM clock out
O
SDRAM byte lane
mask
O
LCD serial display
data
O
LCD serial display
data
Core power
Digital core power,
2.5 V
O
System byte address
I/O
Data I/O
O
System byte address
I/O
Data I/O
O
System byte address
Oscillator ground PLL ground
Oscillator power
Oscillator power in,
2.5V
Pad ground
I/O ground
I
Battery ok input
38
©Copyright Cirrus Logic, Inc. 2005
(All Rights Reserved)
DS506F1