EP7309_05 Datasheet, PDF (31/51 Pages) Cirrus Logic – High-performance, Low-power, System-on-chip with Enhanced Digital Audio Interface

EP7309
High-Performance, Low-Power System on Chip
204-Ball TFBGA Ball Listing
The list is ordered by ball location.
Table 20. 204-Ball TFBGA Ball Listing
Ball Location
Name
A1
VDDIO
A2
EXPCLK
A3
nCS[3]
A4
nCS[1]
A5
nMWE/nSDWE
A6
N/C
A7
N/C
A8
DD[2]
A9
FRM
A10
CL[1]
A11
VSSCORE
A12
D[1]
A13
A[2]
A14
D[4]
A15
A[5]
A16
nPWRFL
A17
MOSCOUT
A18
VSSIO
A19
VSSIO
A20
VSSIO
B1
WORD
B2
VDDIO
B3
nCS[5]
B4
nCS[2]
B5
nMOE/nSDCAS
B6
N/C
B7
N/C
B8
DD[1]
B9
M
B10
CL[2]
B11
D[0]
B12
A[1]
B13
D[3]
B14
A[4]
†
Strength
Reset
State
1
1
High
1
High
1
High
Type
Pad power
I
O
O
O
Description
Digital I/O power,
3.3 V
Expansion clock input
Chip select 3
Chip select 1
ROM, expansion write enable/ SDRAM write enable control signal
1
Low
O
LCD serial display data
1
Low
O
LCD frame synchronization pulse
1
Low
O
LCD line clock
Core ground
Core ground
1
Low
I/O
Data I/O
2
Low
O
System byte address
1
Low
I/O
Data I/O
1
Low
O
System byte address
I
Power fail sense input
O
Main oscillator out
Pad ground
I/O ground
Pad ground
I/O ground
Pad ground
I/O ground
1
Low
O
Word access select output
Pad power
Digital I/O power, 3.3 V
1
Low
O
Chip select 5
1
High
O
Chip select 2
1
High
O
ROM, expansion OP enable/SDRAM CAS control signal
1
Low
1
Low
1
Low
1
Low
2
Low
2
Low
1
Low
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
DS507F1
©Copyright Cirrus Logic, Inc. 2005
(All Rights Reserved)
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