EP7312-CB-90 CIRRUS [Cirrus Logic], EP7312-CB-90 Datasheet - Page 42
EP7312-CB-90
Manufacturer Part Number
EP7312-CB-90
Description
HIGH-PERFORMANCE, LOW-POWER SYSTEM ON CHIP WITH SDRAM AND ENHANCED DIGITAL AUDIO INTERFACE
Manufacturer
CIRRUS [Cirrus Logic]
Datasheet
1.EP7312-CB-90.pdf
(64 pages)
- Current page: 42 of 64
- Download datasheet (2Mb)
EP7312
High-Performance, Low-Power System on Chip
42
C20
D1
D2
D18
D19
D20
E1
E2
E3
E18
E19
E20
F1
F2
F3
F18
F19
F20
G1
G2
G3
G18
G19
G20
H1
H[2]
H[3]
H[18]
H19
H20
J1
D3
Ball Location
nPOR
PB[7]
RXD[2]
VDDIO
VSSIO
nBATCHG
A[7]
PB[4]
TXD[2]
WRITE/nSDRAS
nMEDCHG/nBROM
nEXTPWR
D[9]
PB[3]
PB[6]
TDI
D[7]
A[8]
D[10]
PB[1]
PB[2]
PB[5]
D[8]
A[9]
D[11]
PA[7]
TDO
PB[0]
A[10]
D[12]
A[12]
PA[4]
Name
Strength
with p/u*
Schmitt
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Table 21. 204-Ball TFBGA Ball Listing (Continued)
†
©
C opyright Cirrus Logic, Inc. 2003
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Reset
State
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
(All Rights Reserved)
Pad ground
Pad power
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
Power-on reset input
GPIO port B
UART 2 receive data input
Digital I/O power, 3.3V
I/O ground
Battery changed sense input
System byte address
GPIO port B
UART 2 transmit data output
Transfer direction / SDRAM RAS signal output
Media change interrupt input / internal ROM boot enable
External power supply sense input
Data I/O
GPIO port B
GPIO port B
JTAG data input
Data I/O
System byte address
Data I/O
GPIO port B
GPIO port B
Data I/O
System byte address
Data I/O
GPIO port A
JTAG data out
GPIO port B
System byte address
Data I/O
System byte address
GPIO port A
Description
DS508PP5
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