EP7309-CBZ Cirrus Logic Inc, EP7309-CBZ Datasheet - Page 11
![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
System Design
As shown in system block diagram, simply adding desired
memory and peripherals to the highly integrated EP7309
DS507F2
Note:
EXTERNAL MEMORY-
MAPPED EXPANSION
ADDITIONAL I/O
A system can only use one of the following peripheral
interfaces at any given time: SSI2,CODEC or DAI.
PC CARD
SOCKET
CRYSTAL
CRYSTAL
FLASH
FLASH
16
16
CONTROLLER
BUFFERS
BUFFERS
LATCHES
PC CARD
AND
FLASH
FLASH
16
6
Figure 1. A Maximum EP7309 Based System
Copyright Cirrus Logic, Inc. 2011
(All Rights Reserved)
nCS[2]
nCS[3]
MOSCIN
RTCIN
nCS[4]
PB0
EXPCLK
nCS[0]
nCS[1]
CS[n]
WORD
LEDFLSH
D[0-31]
A[0-27]
nMOE
WRITE
completes a low-power system solution. All necessary
interface logic is integrated on-chip.
DRIVE[0-1]
nEXTPWR
nBATCHG
SSIRXDA
WAKEUP
SSITXDA
SSIRXFR
SSITXFR
LEDDRV
ADCOUT
COL[0-7]
ADCCLK
SMPCLK
nPWRFL
nADCCS
SSICLK
DD[0-3]
PB[0-7]
BATOK
RXD1/2
PA[0-7]
PD[0-7]
PE[0-2]
FB[0-1]
TXD1/2
PHDIN
ADCIN
nPOR
FRM
RUN
DSR
DCD
CTS
CL1
CL2
M
High-Performance, Low-Power System on Chip
COMPARATORS
TRANSCEIVERS
ADC
CONVERTERS
SUPPLY UNIT
PHOTODIODE
CODEC/SSI2/
KEYBOARD
IR LED AND
DC-TO-DC
2RS-232
POWER
AND
LCD
DAI
DIGITIZER
BATTERY
INPUT
DC
EP7309
11