ep7311 Cirrus Logic, Inc., ep7311 Datasheet - Page 39

• Manufacturer Part Number: ep7311
• Description: Ep7311 Data Sheet
• Manufacturer: Cirrus Logic, Inc.

DS506F1
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]
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]
Name
Table 21. 204-Ball TFBGA Ball Listing (Continued)
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
†
©
Copyright Cirrus Logic, Inc. 2005
(All Rights Reserved)
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Reset
State
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
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
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
High-Performance, Low-Power System on Chip
System byte address
Data I/O
Data I/O
Data I/O
System byte address
Data I/O
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
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
GPIO port B
GPIO port B
JTAG data input
Data I/O
System byte address
GPIO port B
GPIO port B
GPIO port A
JTAG data out
GPIO port B
System byte address
Description
EP7311
39