EP7309-CBZ Cirrus Logic Inc, EP7309-CBZ Datasheet - Page 3
![IC ARM720T MCU 74MHZ 256-PBGA](/photos/12/32/123256/mfg_ep7309_parts_sml.jpg)
EP7309-CBZ
Manufacturer Part Number
EP7309-CBZ
Description
IC ARM720T MCU 74MHZ 256-PBGA
Manufacturer
Cirrus Logic Inc
Series
EP7r
Specifications of EP7309-CBZ
Core Size
32-Bit
Core Processor
ARM7
Speed
74MHz
Connectivity
Codec, DAI, EBI/EMI, IrDA, Keypad, SPI/Microwire1, UART/USART
Peripherals
LCD, LED, MaverickKey, POR, 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
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
Mounting Style
SMD/SMT
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
Details
Other names
598-1211
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Table of Contents
FEATURES
OVERVIEW
ELECTRICAL SPECIFICATIONS ......................................................................................................12
Timings ...............................................................................................................................................14
Packages ............................................................................................................................................24
DS507F2
Processor Core - ARM720T ..................................................................................................................................6
Power Management ..............................................................................................................................................6
MaverickKey™ Unique ID .....................................................................................................................................6
Memory Interfaces .................................................................................................................................................6
Digital Audio Capability .........................................................................................................................................6
Universal Asynchronous Receiver/Transmitters (UARTs) .....................................................................................6
Digital Audio Interface (DAI) ..................................................................................................................................7
CODEC Interface ..................................................................................................................................................7
SSI2 Interface ........................................................................................................................................................7
Synchronous Serial Interface ................................................................................................................................8
LCD Controller .......................................................................................................................................................8
Interrupt Controller ................................................................................................................................................8
Real-Time Clock ....................................................................................................................................................8
PLL and Clocking ..................................................................................................................................................9
DC-to-DC converter interface (PWM) ....................................................................................................................9
Timers ...................................................................................................................................................................9
General Purpose Input/Output (GPIO) ..................................................................................................................9
Hardware debug Interface .....................................................................................................................................9
Internal Boot ROM ...............................................................................................................................................10
Packaging ............................................................................................................................................................10
Pin Multiplexing ...................................................................................................................................................10
System Design .................................................................................................................................................... 11
Absolute Maximum Ratings .................................................................................................................................12
Recommended Operating Conditions .................................................................................................................12
DC Characteristics ..............................................................................................................................................12
Static Memory ......................................................................................................................................................15
SSI1 Interface ......................................................................................................................................................20
SSI2 Interface ......................................................................................................................................................21
LCD Interface ......................................................................................................................................................22
JTAG Interface ....................................................................................................................................................23
208-Pin LQFP Package Characteristics ..............................................................................................................24
256-Ball PBGA Package Characteristics ............................................................................................................29
Timing Diagram Conventions ....................................................................................................................14
Timing Conditions ......................................................................................................................................14
Static Memory Single Read Cycle .............................................................................................................16
Static Memory Single Write Cycle ..............................................................................................................17
Static Memory Burst Read Cycle ...............................................................................................................18
Static Memory Burst Write Cycle ...............................................................................................................19
208-Pin LQFP Package Specifications ......................................................................................................24
208-Pin LQFP Pin Diagram .......................................................................................................................25
208-Pin LQFP Numeric Pin Listing ............................................................................................................26
256-Ball PBGA Package Specifications ....................................................................................................29
256-Ball PBGA Pinout (Top View)) ............................................................................................................30
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Copyright Cirrus Logic, Inc. 2011
(All Rights Reserved)
High-Performance, Low-Power System on Chip
EP7309
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