EP7312M-CBZ Cirrus Logic Inc, EP7312M-CBZ Datasheet - Page 36
![IC, 32BIT MCU, ARM7, 74MHZ, BGA-256](/photos/39/69/396959/bga256_sml.jpg)
EP7312M-CBZ
Manufacturer Part Number
EP7312M-CBZ
Description
IC, 32BIT MCU, ARM7, 74MHZ, BGA-256
Manufacturer
Cirrus Logic Inc
Series
EP7r
Specifications of EP7312M-CBZ
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
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
0°C ~ 70°C
Package / Case
256-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
598-1247
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
EP7312M-CBZ
Manufacturer:
Cirrus Logic Inc
Quantity:
10 000
EP7312
High-Performance, Low-Power System on Chip
36
Pin
No.
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
nMOE/nSDCAS
nMWE/nSDWE
VDDCORE
VSSCORE
WAKEUP
nSDCS[1]
nSDCS[0]
nPWRFL
SDQM[3]
SDQM[2]
SDCKE
SDCLK
VDDIO
VDDIO
VDDIO
Signal
VSSIO
VSSIO
VSSIO
VSSIO
VSSIO
VSSIO
nCS[0]
nCS[1]
DD[3]
DD[2]
DD[1]
DD[0]
CL[2]
CL[1]
FRM
A[6]
D[6]
A[5]
D[5]
A[4]
D[4]
A[3]
D[3]
A[2]
D[2]
A[1]
D[1]
A[0]
D[0]
M
Table 20. 208-Pin LQFP Numeric Pin Listing (Continued)
©
Copyright Cirrus Logic, Inc. 2005
Strength
Schmitt
1
1
1
1
1
1
2
1
2
1
2
1
2
1
1
1
1
1
1
1
1
1
1
2
2
2
1
1
1
1
1
2
(All Rights Reserved)
†
Reset
State
High
High
High
High
High
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Core ground
Pad ground
Pad Power
Core Pwr
Pad Gnd
Pad Gnd
Pad Gnd
Pad Gnd
Pad Gnd
Pad Pwr
Pad Pwr
Type
Out
I/O
I/O
I/O
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
O
O
O
O
O
O
O
O
O
I
I
enable/ SDRAM write enable
enable/SDRAM CAS control
SDRAM clock enable output
LCD frame synchronization
SDRAM byte lane mask
SDRAM byte lane mask
LCD serial display data
LCD serial display data
LCD serial display data
LCD serial display data
Digital I/O power, 3.3 V
Digital I/O power, 3.3 V
Digital I/O power, 3.3 V
System wake up input
Power fail sense input
ROM, expansion write
System byte address
System byte address
System byte address
System byte address
System byte address
System byte address
System byte address
SDRAM chip select 1
SDRAM chip select 0
ROM, expansion OP
LCD pixel clock out
LCD AC bias drive
Core power, 2.5 V
SDRAM clock out
LCD line clock
control signal
Chip select 0
Chip select 1
Description
Core ground
I/O ground
I/O ground
I/O ground
I/O ground
I/O ground
I/O ground
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
signal
pulse
DS508F1