MC33CD1020AES Product Information|NXP

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MC33CD1020AES

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12NC: 935351887557

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Operating Features

ParameterValue
Device Function
active switch monitoring, switch detection interface
Load Supply Voltage (Min) (V)
6
Load Supply Voltage (Max) (V)
36
ParameterValue
Interface and Input Control
SPI
Ambient Operating Temperature (Min to Max) (℃)
-40 to 125

Environmental

Part/12NCPbFreeEU RoHSHalogen FreeRHF Indicator2nd Level InterconnectREACH SVHCWeight (mg)
MC33CD1020AES(935351887557)
Yes
Yes
Certificate Of Analysis (CoA)
Yes
D
e3
REACH SVHC
487.456
MC33CD1020AESR2(935351887528)
Yes
Yes
Certificate Of Analysis (CoA)
Yes
D
e3
REACH SVHC
487.456

Quality

Part/12NCSafe Assure Functional SafetyMoisture Sensitivity Level (MSL)Peak Package Body Temperature (PPT) (C°)Maximum Time at Peak Temperatures (s)
Lead Free SolderingLead Free SolderingLead Free Soldering
MC33CD1020AES
(935351887557)
No
3
260
40
MC33CD1020AESR2
(935351887528)
No
3
260
40

Shipping

Part/12NCHarmonized Tariff (US)Disclaimer
MC33CD1020AES
(935351887557)
854239
MC33CD1020AESR2
(935351887528)
854239

Product Change Notice

Part/12NCIssue DateEffective DatePCNTitle
MC33CD1020AES
(935351887557)
2025-04-162025-05-26202504006IFreescale Logo to NXP Logo Product Marking Conversion for All Remaining Former Freescale Products
MC33CD1020AESR2
(935351887528)
MC33CD1020AESR2
(935351887528)
2020-12-152020-12-16202011011INXP Will Add a Sealed Date to the Product Label

More about CD1020

The CD1020 is a cost-optimized switch detection interface device (MSDI) designed to detect the closing and opening of up to 22 switch contacts. The switch status, either open or closed, is transferred to the microprocessor unit (MCU) through a serial peripheral interface (SPI). This SMARTMOS device also features a 22-to-1 analog multiplexer for reading the input channels as analog inputs. The analog selected input signal is buffered and provided on the AMUX output pin for the MCU to read.

The CD1020 device has two modes of operation, Normal and Low-power mode (LPM). Normal mode allows programming of the device and supplies switch contacts with pull-up or pull-down current as it monitors the change of state on the switches. The LPM provides low quiescent current, which makes the CD1020 ideal for automotive and industrial products requiring low sleep-state currents.

The low-cost MSDI is available in high power, space-saving wettable flank 5x5mm QFN package.

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