EP7311-CB-90 Cirrus Logic Inc, EP7311-CB-90 Datasheet - Page 53

• Manufacturer Part Number: EP7311-CB-90
• Description: IC ARM720T MCU 90MHZ 256-PBGA
• Manufacturer: Cirrus Logic Inc
• Series: EP7r

Specifications of EP7311-CB-90

• Core Processor: ARM7
• Core Size: 32-Bit
• Speed: 90MHz
• 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: 256-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Other names: 598-1221

DS506F1
1) See EP7311 Users’ Manual for pin naming / functionality.
2) For each pad, the JTAG connection ordering is input,
output, then enable as applicable.
Pin No.
LQFP
201
202
204
205
206
207
208
TFBGA
Table W. JTAG Boundary Scan Signal Ordering (Continued)
Ball
A7
B7
C7
A6
B6
C6
A5
©
PBGA
Ball
Copyright Cirrus Logic, Inc. 2005
D6
B4
E6
A3
D5
B3
A2
(All Rights Reserved)
nMOE/nSDCAS
nMWE/nSDWE
Signal
nCS[0]
nCS[1]
nCS[2]
nCS[3]
nCS[4]
High-Performance, Low-Power System on Chip
Type
O
O
O
O
O
O
O
Position
358
360
362
364
366
368
370
EP7311
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