EP7311-IB Cirrus Logic Inc, EP7311-IB Datasheet - Page 39

• Manufacturer Part Number: EP7311-IB
• Description: IC ARM720T MCU 74MHZ 256-PBGA
• Manufacturer: Cirrus Logic Inc
• Series: EP7r

Specifications of EP7311-IB

• 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: -40°C ~ 85°C
• Package / Case: 256-BGA
• Processor Series: EP73xx
• Core: ARM720T
• Data Bus Width: 32 bit
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: No
• Other names: 598-1226

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