Datasheet Details
Part number:
VRS51C540, VRS51X540
Manufacturer:
Ramtron
File Size:
1.70 MB
Description:
Versa 8051 mcu.
Note:
This datasheet PDF includes multiple part numbers: VRS51C540, VRS51X540.
Please refer to the document for exact specifications by model.
VRS51C540, VRS51X540, Versa 8051 MCU
for QFP-44 T ABLE 1: PIN DESCRIPTIONS FOR QFP-44/ QFP - 44 Name I/O Function QFP - 44 Name I/O Function 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 P0.4/AD4 P0.5/AD5 P0.6/AD6 P0.7/AD7 #EA P2.7/A15 P0.3/AD
www.DataSheet4U.com VRS51x540 Datasheet Rev 1.2 Versa 8051 MCU with 4KB Flash Overview The VRS51x540 is a low cost 8-bit microcontroller based on the standard 80C51 microcontroller family architecture.
It is pin compatible and is a drop-in replacement for standard 8051 MCUs Aimed at cost effective applications requiring small amounts of program/data memory coupled with streamlined peripheral support, the VRS51x540 includes 4KB of Flash memory, 128 bytes of RAM a UART, three 16-bit timers, a Wa
VRS51C540 Features
* The VRS51x540 is available in 5 (VRS51C540) and 3.3 (VRS51L540) volt versions in PLCC-44, QFP-44 and DIP-40 packages. The VRS51x540 devices operate over the entire industrial temperature range. The Flash memory can be programmed using programmers available from Ramtron or other 3rd party commercial
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