ep7311 Cirrus Logic, Inc., ep7311 Datasheet - Page 41

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

DS506F1
N18
N19
N20
P1
P2
P3
P18
P19
P20
R1
R2
R3
R18
R19
R20
T1
T2
T3
T18
T19
T20
U1
U2
U3
U18
U19
U20
V1
Ball Location
D[17]
D[19]
A[18]/DRA[9]
EINT[3]
nEINT[2]
DCD
D[18]
A[20]/DRA[7]
D[20]
nEXTFIQ
PE[2]/CLKSEL
nTEST[0]
A[19]/DRA[8]
D[22]
A[21]/DRA[6]
PE[1]/BOOTSEL[1]
PE[0]/BOOTSEL[0]
nEINT[1]
D[21]
D[23]
A[22]/DRA[5]
VSSRTC
RTCOUT
RTCIN
HALFWORD
D[24]
A[23]/DRA[4]
VDDRTC
Name
Table 21. 204-Ball TFBGA Ball Listing (Continued)
Strength
With p/u*
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
Reset
State
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
‡
‡
‡
RTC ground
RTC 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
O
I
I
I
I
I
I
High-Performance, Low-Power System on Chip
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
System byte address
/ SDRAM address
External interrupt
External interrupt
input
UART 1 data carrier
detect
System byte address
/ SDRAM address
External fast
interrupt input
GPIO port E / clock
input mode select
System byte address
/ SDRAM address
System byte address
/ SDRAM address
GPIO port E / boot
mode select
GPIO port E / boot
mode select
External interrupt
input
System byte address
/ SDRAM address
Real time clock
ground
Real time clock
oscillator output
Real time clock
oscillator input
Halfword access
select output
System byte address
/ SDRAM address
Real time clock
power, 2.5V
Test mode select
Description
input
EP7311
41