EP7312-IBZ Cirrus Logic Inc, EP7312-IBZ Datasheet - Page 49

• Manufacturer Part Number: EP7312-IBZ
• Description: IC ARM720T MCU 74MHZ 256-PBGA
• Manufacturer: Cirrus Logic Inc
• Series: EP7r

Specifications of EP7312-IBZ

• Core Size: 32-Bit
• Core Processor: ARM7
• Speed: 74MHz
• 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: -40°C ~ 85°C
• Package / Case: 256-BGA
• Controller Family/series: (ARM7)
• No. Of I/o's: 27
• Ram Memory Size: 48KB
• Cpu Speed: 74MHz
• No. Of Timers: 2
• No. Of Pwm Channels: 2
• Digital Ic Case Style: BGA
• Embedded Interface Type: SSI, UART
• Rohs Compliant: Yes
• Processor Series: EP73xx
• Core: ARM720T
• Data Bus Width: 32 bit
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: EDB7312
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1209 - KIT DEVELOPMENT EP73XX ARM7
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: 598-1242

DS508F2
1) See EP7312 Users’ Manual for pin naming / functionality.
2) For each pad, the JTAG connection ordering is input, output, then enable as applicable.
Pin No.
LQFP
171
172
173
175
176
177
178
179
184
185
186
187
188
189
191
192
193
194
195
196
199
200
201
202
204
205
206
207
208
Table 22. JTAG Boundary Scan Signal Ordering (Continued)
PBGA
Ball
A10
B10
A11
B11
G9
D8
G8
D7
D6
D5
F9
E9
A9
B8
E8
A7
F8
B7
A6
B6
A5
E7
F7
A4
B4
E6
A3
B3
A2

Copyright Cirrus Logic, Inc. 2011
(All Rights Reserved)
nMOE/nSDCAS
nMWE/nSDWE
nSDCS[1]
nSDCS[0]
SDQM[3]
SDQM[2]
SDCKE
Signal
SDCLK
nCS[0]
nCS[1]
nCS[2]
nCS[3]
nCS[4]
DD[3]
DD[2]
DD[1]
DD[0]
FRM
A[3]
D[3]
A[2]
D[2]
A[1]
D[1]
A[0]
D[0]
CL2
CL1
M
High-Performance, Low-Power System on Chip
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
Position
302
304
307
309
312
314
317
319
322
324
326
328
330
333
336
339
342
344
346
349
352
355
358
360
362
364
366
368
370
EP7312
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