EP7311-CV Cirrus Logic Inc, EP7311-CV Datasheet - Page 38

• Manufacturer Part Number: EP7311-CV
• Description: Low-Power Processor 208-Pin LQFP
• Manufacturer: Cirrus Logic Inc
• Series: EP7r

Specifications of EP7311-CV

• Core Processor: ARM7
• Core Size: 32-Bit
• Speed: 74MHz
• Connectivity: Codec, EBI/EMI, IrDA, Keypad, Multimedia Codec, SPI/Microwire1, UART/USART
• Peripherals: LCD, LED, MaverickKey, PWM
• Number Of I /o: 27
• Program Memory Type: ROMless
• Ram Size: 56K x 8
• Voltage - Supply (vcc/vdd): 2.3 V ~ 2.7 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 208-LQFP
• Processor Series: EP73xx
• Core: ARM720T
• Data Bus Width: 32 bit
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: No
• Other names: 598-1224

EP7311
High-Performance, Low-Power System on Chip
38
B8
B9
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
C14
C15
C16
C17
C18
C19
Ball Location
DD[1]
M
CL[2]
D[0]
A[1]
D[3]
A[4]
D[6]
WAKEUP
MOSCIN
VSSIO
VSSIO
nURESET
RUN/CLKEN
EXPRDY
VDDIO
nCS[4]
nCS[0]
SDCLK
SDQM[3]
DD[0]
DD[3]
VDDCORE
A[0]
D[2]
A[3]
D[5]
A[6]
VSSOSC
VDDOSC
VSSIO
BATOK
Name
Table 21. 204-Ball TFBGA Ball Listing (Continued)
Strength
Schmitt
Schmitt
1
1
1
1
2
2
1
1
1
1
1
1
2
2
1
1
2
1
2
1
1
†
©
Copyright Cirrus Logic, Inc. 2005
(All Rights Reserved)
Reset
State
High
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Oscillator ground
Oscillator power
Pad ground
Pad ground
Core power
Pad ground
Pad power
Type
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
O
O
O
O
O
O
0
0
I
I
I
I
I
LCD serial display
data
LCD AC bias drive
LCD pixel clock out
Data I/O
System byte address
Data I/O
System byte address
Data I/O
System wake up
input
Main oscillator input
I/O ground
I/O ground
User reset input
Run output / clock
enable output
Expansion port
ready input
Digital I/O power,
3.3 V
Chip select 4
Chip select 0
SDRAM clock out
SDRAM byte lane
mask
LCD serial display
data
LCD serial display
data
Digital core power,
2.5 V
System byte address
Data I/O
System byte address
Data I/O
System byte address
PLL ground
Oscillator power in,
2.5V
I/O ground
Battery ok input
Description
DS506F1