- No Longer Manufactured
- PXAS37KBA
XA 16-Bit Microcontroller Family
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The XA-S3 device is a member of NXP® Semiconductors' XA (eXtended Architecture) family of high performance 16‑bit single‑chip microcontrollers.
The XA-S3 device combines many powerful peripherals on one chip. With its high performance A/D converter, timers/counters, watchdog, Programmable Counter Array (PCA), I²C interface, dual UARTs, and multiple general purpose I/O ports, it is suited for general multipurpose high performance embedded control functions.
sot188-2_3d
Product Details
Block Diagram
Features
- 2.7 V to 5.5 V operation
- 32 K bytes of on-chip EPROM/ROM program memory
- 1024 bytes of on-chip data RAM
- Supports off-chip addressing up to 16 megabytes (24 address lines)
- Clock output reference is added to simplify external bus interfacing
- High performance 8-channel 8-bit A/D converter with automatic channel scan and repeated read functions:
- Completes a conversion in 4.46 microseconds at 30 MHz
- Alternate operating mode allows 10‑bit conversion results
- Three standard counter/timers with enhanced features:
- All timers have a toggle output capability
- Watchdog timer
- 5-channel 16-bit Programmable Counter Array (PCA)
- I²C-bus serial I/O port with byte-oriented controller and target functions
- Two enhanced UARTs with independent baud rates
- Seven software interrupts
- Active low reset output pin indicates all reset occurrences (external reset, watchdog reset and the RESET instruction):
- A reset source register allows program determination of the cause of the most recent reset
- 50 I/O pins, each with 4 programmable output configurations
- 30 MHz operating frequency at VDD = 2.7 V to 5.5 V
- Power saving operating modes:
- Idle
- Power-down
- Wake-up from power-down via an external interrupt is supported
- 68-pin PLCC and 80-pin PQFP packages
Documentation
Quick reference to our documentation types.
4 documents
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Errata
ES_XAS30_082002
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Errata
PXAS37 Erratasheet
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Package Information
plastic leaded chip carrier; 68 leads
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Supporting Information
Footprint for wave soldering