STA2059
IN VEHICLE NAVIGATION/TELEMATICS
SYSTEM ON CHIP
DATA BRIEF
1
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FEATURES
ARM720 MCU
– 32-bit RISC MCU with 3-stage pipeline.
– Max. CPU frequency ~ 68 MHz.
– Fully instructions compatible with the ARM7
family of processors.
– 8 KByte Instruction + Data cache, 4-way set-
associative.
– Write buffer de-coupling CPU from system
memory during write operations.
– MMU for virtual to physical address mapping
and memory protection.
Memories
– 16 KBytes Program RAM Memory
– 4 KBytes on-chip boot ROM
– External SDRAM Interface for up to 128
Mbytes SDRAM.
– External Memory Interface (EMI) for up to 8
Mbytes SRAM, Flash, ROM.
– ATAPI interface supporting PIO4 mode
Nested interrupt controller
– Fast interrupt handling with multiple vectors
– 32 vectors with 16 IRQ priority levels
– 2 maskable FIQ sources
Clock, Reset and Supply Management
– 3.3 V ±5% operating supply range for Input/
Output, AD, ADAC.
– 1.8 V ±5% operating supply range for core
supply, PLL, RTC and 32
kHz osc.
– Internal system clocks generated by fully in-
ternal PLL
– Power management providing different oper-
ating modes: RUN, SLEEP, STOP, STAND-
BY.
35 I/O ports
– 35 multifunctional bidirectional I/O lines
– 5 ports with interrupt capability
3 Timers
– Two 16-bit programmable Timer modules
with prescaler (f
APB
divided by 1 to 256) driv-
Figure 1. Package
PQFP208 (28x28x3.4mm)
Table 1. Order Codes
Part Number
STA2059
Package
PQFP208
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en from internal selectable clock (oscillator or
CPU clock), output compare and input cap-
ture functions.
– 16-bit Watchdog Timer with 8-bit prescaler
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Digital Audio
– 24-bit Audio Digital to Analog converter
(ADAC) with digital volume control
– Enhanced Serial Audio Interface (ESAI) sup-
porting I2S format
6 Communications Interfaces
– USB slave interface 1.1 compliant
– C-CAN module compliant with the CAN spec-
ification V2.0 part B (active).
– Two High-Speed Universal Asynchronous
Receiver Transmitter (UART) for full-duplex
asynchronous communication.
– Two Buffered Serial Peripheral Interfaces
(BSPI) for full-duplex, synchronous, commu-
nications with external devices, master or
slave operation.
A/D Converter
– 11-bit resolution Analog/Digital Converter
supporting 4 multiplexed inputs at up to 950
Hz sampling rate.
Development Tools Support
– 5-pin JTAG port (IEEE 1149.1 Standard)
Package
– 208-pin PQFP208 package.
– -40°C to 85°C operating temperature range.
Rev. 1
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September 2004
This is preliminary information on a new product now in development. Details are subject to change without notice.
STA2059
Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences
of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted
by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject
to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not
authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics.
The ST logo is a registered trademark of STMicroelectronics.
All other names are the property of their respective owners
© 2004 STMicroelectronics - All rights reserved
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