EP7312-CB-90 CIRRUS [Cirrus Logic], EP7312-CB-90 Datasheet - Page 32
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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: 32 of 64
- Download datasheet (2Mb)
EP7312
High-Performance, Low-Power System on Chip
208-Pin LQFP Numeric Pin Listing
32
Pin
No.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
1
2
3
4
5
6
7
8
9
WRITE/nSDRAS
RUN/CLKEN
EXPRDY
LEDDRV
EXPCLK
VDDIO
RXD[2]
VDDIO
RXD[1]
Signal
nCS[5]
VSSIO
WORD
TXD[2]
VSSIO
TXD[1]
VSSIO
PHDIN
PB[7]
PB[6]
PB[5]
PB[4]
PB[3]
PB[2]
PB[1]
PB[0]
PA[7]
PA[6]
PA[5]
PA[4]
PA[3]
PA[2]
PA[1]
PA[0]
TDO
CTS
DCD
TDI
Table 20. 208-Pin LQFP Numeric Pin Listing
©
C opyright Cirrus Logic, Inc. 2003
Strength
with p/u*
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
(All Rights Reserved)
†
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Reset
State
High
High
High
Low
Low
Low
Low
Low
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
Pad Gnd
Pad Gnd
Pad Gnd
Pad Pwr
Pad Pwr
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
I/O
I/O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
UART 2 transmit data output
Transfer direction / SDRAM
Expansion port ready input
UART 1 clear to send input
UART 1 data carrier detect
Word access select output
UART 2 receive data input
UART 1 receive data input
Run output / clock enable
UART 1 transmit data out
Digital I/O power, 3.3 V
Digital I/O power, 3.3 V
Expansion clock input
RAS signal output
Photodiode input
JTAG data input
JTAG data out
Chip select 5
IR LED drive
Description
GPIO port B
GPIO port B
GPIO port B
GPIO port B
GPIO port B
GPIO port B
GPIO port B
GPIO port B
GPIO port A
GPIO port A
GPIO port A
GPIO port A
GPIO port A
GPIO port A
GPIO port A
GPIO port A
I/O ground
I/O ground
I/O ground
output
DS508PP5
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