EP7312-CR-90 Cirrus Logic Inc, EP7312-CR-90 Datasheet - Page 41

• Manufacturer Part Number: EP7312-CR-90
• Description: IC ARM720T MCU 90MHZ 204-TFBGA
• Manufacturer: Cirrus Logic Inc
• Series: EP7r

Specifications of EP7312-CR-90

• Core Processor: ARM7
• Core Size: 32-Bit
• Speed: 90MHz
• Connectivity: Codec, DAI, EBI/EMI, IrDA, Keypad, 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: 204-TFBGA
• Processor Series: EP73xx
• Core: ARM720T
• Data Bus Width: 32 bit
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: EDB7312
• For Use With: 598-1209 - KIT DEVELOPMENT EP73XX ARM7
• 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: 598-1236

DS508F1
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
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
Strength
Schmitt
Schmitt
1
1
1
1
1
1
2
2
1
1
2
1
2
1
1
Table 21. 204-Ball TFBGA Ball Listing (Continued)
†
©
Copyright Cirrus Logic, Inc. 2005
Reset
State
High
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
(All Rights Reserved)
Oscillator ground
Oscillator power
Pad ground
Pad ground
Core power
Pad ground
Pad power
Type
I/O
I/O
I/O
O
O
O
O
O
O
O
O
O
O
0
I
I
I
I
I
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
High-Performance, Low-Power System on Chip
Description
EP7312
41