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Home  /  Integrated Circuits (ICs)  /  Embedded - Microcontrollers  /  Rochester Electronics P89LPC921FDH
P89LPC921FDH
P89LPC921FDH
Active
Embedded - Microcontrollers
Description:  IC MCU 8BIT 4KB FLASH 20TSSOP
Manufacturer:  Rochester Electronics
Datasheet:   P89LPC921FDH Datasheet
History Price: Active
In Stock: 20000
Distributors
Specification
PDF Datasheet
Equivalent
P89LPC921FDH Distributors
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Updated
DigiKey
P89LPC921FDH
31000
Visit
$
Click and see latest prices from Digikey Electronics
Apr 24, 2026
Anterwell
P89LPC921FDH
17000
Visit
$
The 21 years electronic components professional supplier
Apr 24, 2026
Feilifei
P89LPC921FDH
10000
Visit
$
New and original
Apr 24, 2026
One River Electronics Ltd
P89LPC921FDH
25000
Visit
$
One River: Quality components, competitive prices, fast shipping, 1-year warranty
Apr 24, 2026
HAODE TECHNOLOGY
P89LPC921FDH
28000
Visit
$
Click and send your RFQ
Apr 24, 2026
Hard Find Electronics Ltd.
P89LPC921FDH
36000
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$
Sourcing hard-to-find electronic components
Apr 24, 2026
TRICO INDUSTRIAL
P89LPC921FDH
14000
Visit
$
Rooted in Semiconductors, One-stop Chip Solutions
Apr 24, 2026
Redstar Electronic
P89LPC921FDH
6000
Visit
$
First Choice, Good Service
Apr 24, 2026
PARKIN
P89LPC921FDH
21000
Visit
$
A Great Reputation EMS Partner specializes on E-Components Procurement
Apr 24, 2026
QTreeic Electronics
P89LPC921FDH
2000
Visit
$
Your Integrated Circuit Electronic Components Supplier
Apr 24, 2026
P89LPC921FDH Specification
Specification
Mfr Part
P89LPC921FDH
Category
Embedded - Microcontrollers
Manufacturer
Rochester Electronics
Series
LPC900
Packaging
Bulk
Status
Active
Environmental Compliance
Lead Free
Radiation Hardening
No
REACH SVHC
No SVHC
RoHS
Compliant
HS Code
-
Technical Parameter
Core Processor
8051
Core Size
8-Bit
Speed
18MHz
Connectivity
I2C, UART/USART
Peripherals
Brown-out Detect/Reset, LED, POR, PWM, WDT
Number of I/O
18
Program Memory Size
4KB (4K x 8)
Program Memory Type
FLASH
EEPROM Size
-
RAM Size
256 x 8
Voltage - Supply (Vcc/Vdd)
2.4V ~ 3.6V
Data Converters
-
Oscillator Type
Internal
Operating Temperature
-40 ℃ ~ 85 ℃ (TA)
Mounting Type
Surface Mount
Package / Case
20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package
20-TSSOP
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    Customer Reviews
    4.95 out of 5.00 stars from 56 customer reviews from all over the world
    Samuel Felipe
    Spain
    5 stars
    2026-04-02 03:28
    All right ok
    Lucas Rafael
    Brazil
    5 stars
    2026-04-01 22:56
    The product works straight, can trust.
    Dário
    Brazil
    5 stars
    2026-04-01 17:50
    Fast shipping and informed the ad.
    Keith Washington
    United States
    5 stars
    2026-04-01 14:37
    Order shipped and arrived very quickly. Good quality components. Great seller, I recommend it. Thank you very much!
    Susana Mendoza
    Spain
    5 stars
    2026-04-01 06:48
    Everything is perfect.
    Martina Ferri
    Italy
    5 stars
    2026-03-31 18:16
    All good seller excellent
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