ep7312-90 Cirrus Logic, Inc., ep7312-90 Datasheet - Page 2

• Manufacturer Part Number: ep7312-90
• Description: Arm720t Embedded Processor Allows Faster Than Real-time Recording
• Manufacturer: Cirrus Logic, Inc.

For more information, visit us at www.cirrus.com
EP7312-90 Features (cont.)
Advanced audio decoder/decompression capability
SDRAM controller
LCD controller
Memory controller
algorithms
including ISO compliant MPEG 1 and 2 layer 3
support for all standard sample rates and bit rates
glueless interface to low-power DACs, ADCs, and
CODECs
size
to 32 bits wide
monochrome or color STN LCD
pixels in 16-pixel increments
Kbytes
to 256 Mbytes each
wide with support for page-mode access
ROM/SRAM/FLASH memory
addition of expansion FLASH memory modules
Allows support of multiple audio decompression
Supports MPEG 1, 2, and 2.5 layer 3 audio decoding,
Supports bit streams with adaptive bit rates
Improved DAI (Digital Audio Interface) providing
Supports two memory banks of up to 256 Mbits in
SDRAM memory interface is programmable from 4
Interfaces directly to a single-scan panel
Panel width size is programmable from 32 to 1024
Video frame buffer size programmable up to 128
Decodes up to 6 separate memory segments of up
Each segment can be configured as 8, 16, or 32 bits
Programmable access time for conventional
Supports removable FLASH card interface
Enables connection to removable FLASH card for
48 Kbytes (0x9600) of on-chip SRAM for fast program
execution and/or as a frame buffer
Two synchronous serial interfaces
27 general-purpose input/output pins
Two UARTs (16550 type)
SIR (up to 115.2 kbps) infrared encoder
DC-to-DC converter interface (PWM)
Two timer counters
Evaluation kit with schematics, sample code, and
design database
Support for up to two ultra-low power CL-PS6700 PC
card controllers
Dedicated LED flasher pin from the RTC
Full JTAG boundary scan and Embedded ICE support
Commercial and Industrial temperature range
Optimized for low power dissipation and fabricated on
a fully static 0.25 micon CMOS process
Available in 208 LQFP, 256 PBGA, & 204 TFBGA
Microwire1-compatible (128 Kbits/s operation)
encoder/decoder
programmable duty ration (from 1-in-16 to 15-in-16)
that can be used to drive a DC to DC converter
ADC (SSI) Interface: Master mode only; SPI and
Three 8-bit and one 3-bit GPIO port
Supports scanning keyboard matrix
Supports bit rates up to 115.2 Kbits/s
Contains two 16-byte FIFOs for TX and RX
UART1 supports modem counter signals
IrDA (Infrared Data Association) SIR protocol
Provides two 96 kHz clock outputs with