VRS51L3174 Datasheet PDF

Ramtron VRS51L3174

The VRS51L3174 is a high performance, 8051-based microcontroller coupled with a fully integrated array of peripherals for addressing a broad range of embedded design applications. The VRS51L3174 operates from 3.0 to 3.6 volts over the industrial temperature range and is available in a QFP-44 package. Based on a powerful 40-MIPS, single-cycle, 8051 microprocessor, the VRS51L3174’s memory sub-system features 64KB of Flash and 4352 bytes of SRAM and 8192 Bytes of nonvolatile FRAM (ferroelectric random access memory) memory.

Part No.	VRS51L3174
Datasheet	VRS51L3174 Download
Manufacturer	Ramtron
Description	FRAM-Enhanced High Performance 8051 MCU
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FEATURES

Power-On Reset/Brown-Out Detect Watchdog Timer Operating voltage: 3.0V to 3.6V Operating Temperature -40°C to +85°C o FIGURE 2: VRS51L3174 QFP-44 Ramtron International Corporation 1850 Ramtron Drive Colorado Springs Colorado, USA, 80921 ♦ ♦ ♦ mcuinfo@ramtron.com 1-800-545-FRAM, 1-719-481-7000 page 1 of 114 VRS51L3174 P2.6 PWM6 T0EX A14 DBCS2 P2.7 PWM7 TCK A15 DBCS3 P4.1 TMS CM0 ALE P4.2 TDO P4.3 TDI P0.7 AD7 P0.6 AD6 P0.5 AD5 P0.4 AD4 P0.3 AD3 P0.2 AD2 P0.1 AD1 P0.0 AD0 VDD P4.4 T2OUT P1.0 CS0 T2IN P1.1 CS1 T2EX P1.2 CS2 RXD1 PC1.1 T2OUT P1.3 CS3 TXD1 P1.4 SS T1OUT* I/O O I O O I/O O I O O I/O I I O I/O O I/O I I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O O I/O O I I/O O I I/O O I I O I/O O O I/O I Port 2.6 PWM6 output Timer 0 EX input Ext. Address Bus A114 Ext. Data Bus DSCS2 Port 2.7 PWM7 output JTAG TCK input Ext. Address Bus A15 Ext. Data Bus DSCS3 Port 4.1 JTAG TMS Input JTAG Program mode Ext Address Latch Enable Port 4.2 JTAG TDO Line Port 4.3 JTAG TDI line Port 0.7 Ext.