EP7312M-CBZ Cirrus Logic Inc, EP7312M-CBZ Datasheet - Page 40
![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
204-Ball TFBGA Ball Listing
The list is ordered by ball location.
40
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
Ball Location
VDDIO
EXPCLK
nCS[3]
nCS[1]
nMWE/nSDWE
SDQM[2]
nSDCS[1]
DD[2]
FRM
CL[1]
VSSCORE
D[1]
A[2]
D[4]
A[5]
nPWRFL
MOSCOUT
VSSIO
VSSIO
VSSIO
WORD
VDDIO
nCS[5]
nCS[2]
nMOE/nSDCAS
SDCKE
nSDCS[0]
DD[1]
M
CL[2]
D[0]
A[1]
D[3]
Name
Strength
1
1
1
1
2
1
1
1
1
1
2
1
1
1
1
1
1
2
1
1
1
1
1
2
2
†
©
Table 21. 204-Ball TFBGA Ball Listing
Copyright Cirrus Logic, Inc. 2005
Reset
State
High
High
High
High
High
High
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
(All Rights Reserved)
Core ground
Pad ground
Pad ground
Pad ground
Pad power
Pad power
Type
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
0
I
I
Digital I/O power,
3.3 V
Expansion clock input
Chip select 3
Chip select 1
ROM, expansion write enable/ SDRAM write enable control signal
SDRAM byte lane mask
SDRAM chip select 2
LCD serial display data
LCD frame synchronization pulse
LCD line clock
Core ground
Data I/O
System byte address
Data I/O
System byte address
Power fail sense input
Main oscillator out
I/O ground
I/O ground
I/O ground
Word access select output
Digital I/O power, 3.3 V
Chip select 5
Chip select 2
ROM, expansion OP enable/SDRAM CAS control signal
SDRAM clock enable output
SDRAM chip select 0
LCD serial display data
LCD AC bias drive
LCD pixel clock out
Data I/O
System byte address
Data I/O
Description
DS508F1