Qualcomm CSR1021 QFN Bluetooth Low Energy Single-mode Chipset

CSR1021 Chipset

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CSR1021

Qualcomm® CSR1021 QFN is a Qualcomm® Bluetooth Low Energy single mode platform technology with rich peripheral support and ultra low power consumption. CSR1021 QFN supports customer applications of up to 60 KB to be stored on chip for optimal power consumption and supports external flash storage for additional code and data storage.

Qualcomm CSR1021, Qualcomm CSR102x, CSRmesh and Qualcomm Bluetooth Low Energy are products of Qualcomm Technologies, Inc., and/or its subsidiaries.

Product license agreement
Featured DocumentsProduct Brief

CSR102x Block Diagram

Specifications
CPU
Architecture
16-bit
Clock Speed
Up to 16 MHz
Bluetooth
Specification Version
Bluetooth® 5.0
Connection Technology
Bluetooth® Low Energy
Topologies
CSRmesh™ technology, Bluetooth® SIG mesh
Antenna Port Impedance
50 Ω
Maximum Output Power (typical)
Up to 4 dBm
Receiver Sensitivity (Basic Rate, typical)
Down to -91.5 dBm
Features
Integrated balun
Battery Management
Direct Battery Input Voltage Range
0.9 V to 3.6 V
RAM
Density
80 kB
OTP
Density
60 kB

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4 of 4 total products

Product

Bluetooth

Specification Version

Topologies

Flash

Density

Pulse Width Modulation (PWM)

Number of Interfaces

Package

Type

Size

Pitch

Other

Qualcomm CSR1025 LGA Bluetooth Low Energy Single-mode Chipset

Bluetooth® 5.0

CSRmesh™ technology
Bluetooth® SIG mesh

256 kB

5

LGA

8 × 8 × 0.75 mm

0.5 mm

Qualcomm CSR1021 QFN Bluetooth Low Energy Single-mode Chipset

Bluetooth® 5.0

CSRmesh™ technology
Bluetooth® SIG mesh

0 MB

5

LGA

5 × 5 × 0.75mm

0.5 mm

Qualcomm CSR1024 LGA Bluetooth Low Energy Single-mode Chipset

Bluetooth® 5.0

CSRmesh™ technology
Bluetooth® SIG mesh

256 kB

5

LGA

5 × 5 × 0.75mm

0.5 mm

CSR1020

Bluetooth® 5.0

CSRmesh™ technology
Bluetooth® SIG mesh

0 MB

5

QFN

5 × 5 × 0.65 mm

0.5 mm

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