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AT89C51RB2-3CSUM by microchip technology
Image is representational - see manufacturer specifications

Microchip Technology Authorized Distributor

AT89C51RB2-3CSUM

MCU - 8-bit 8051 CISC - 16KB Flash - 3.3V/5V - 40-Pin PDIP - Tube

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RoHS Compliant
TUBE Packaging
Certificate of Compliance
This product may require extra documentation. Shipping may be delayed 1-2 days.
Description +
MCU - 8-bit 8051 CISC - 16KB Flash - 3.3V/5V - 40-Pin PDIP - Tube
Search Keywords: AT89C51RB23CSUM
SPECS +
Product Attribute Attribute Value Select Attribute
Supplier: Microchip Technology
Part No: AT89C51RB2-3CSUM
Unit of Measure: Per Each
RoHS: Yes
HTS: 8542310015
COO: TH
ECCN: 3A991.a.2
Supplier's Standard Package: The item count, length, weight, or volume contained in the supplier’s original packaging for efficient storage, handling, and distribution. 10
Number of Programmable I/Os: 32
Program Memory Size: 16 KB
RAM Size: 1.25 KB
Program Memory Type: Flash
Operating Temperature: -40 to 85 °C
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Frequently Asked Questions
Is AT89C51RB2-3CSUM RoHS compliant?
Yes, AT89C51RB2-3CSUM is RoHS compliant.
What is the lead time for AT89C51RB2-3CSUM?
The standard lead time for AT89C51RB2-3CSUM is approximately 5 weeks. In-stock quantities ship from OnlineComponents.com.
Price Match Guarantee
We’ll meet or beat any authorized competitor’s published price for this part.
In Stock: 0
On Order:
250   can ship 11/16/26
MOQ for In Stock Qty:
5
MOQ for out of Stock Qty:
28
5 Weeks can ship 12/8/26
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Price (USD)
Qty
Unit Price
5
$9.42
10
$9.39
28
$9.37
55
$7.16
83
$6.64
110 +
$6.51
Supplier's Standard Package
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