Acquired Electronics360

Mobile Devices

Teardown: Apple Pencil

09 June 2016
The following is an overview of a teardown analysis conducted by IHS Technology Teardown Services.

The Apple Pencil is designed to expand on the versatility of Multi-Touch. It features a Lightning Plug and MCU, 32-Bit ARM-Cortex-M3 Core, 32MHz, 256KB Flash, 32KB SRAM, 8KB EEPROM, 21-Channel 12-Bit ADC, 2-Channel 12-Bit DAC, 51 GPIOs.
Summary points:

Apple Digital Stylus
Dual ST Microelectronics Microcontrollers
CSR Bluetooth Connection
Lightning Connector
Target market: Mass Market
Released: 4Q2015
Pricing: $99 USD From Apple
Availability: Worldwide
Total cost (direct materials and manufacturing): $19.86
Major Components:
Lightning Plug
Stylus Tip Assembly, Stamped/Formed Metal
MCU, 32-Bit ARM-Cortex-M3 Core, 32MHz, 256KB Flash, 32KB SRAM, 8KB EEPROM, 21-Channel 12-Bit ADC, 2-Channel 12-Bit DAC, 51 GPIOs
MFG: ST MICROELECTRONICS - MPN: STM32L151UCY6
MCU, 32-Bit, ARM Cortex-M0 Core, 32KB Flash + 8KB RAM, 1-Channel 12-Bit DAC, 29 GPIOs - MFG: ST MICROELECTRONICS
MPN: STM32L052T6
Outer Shell, Extruded/Machined Metal
Bluetooth Smart, Bluetooth v4.1, 16-Bit RISC Core MCU, 64KB ROM, 64KB RAM, 1-Channel 10-Bit ADC, 12 Digital PIOs, 3 Analogue AIOs, I2C/SPI Interface - MFG: CSR PLC - MPN: CSR1012A05-IQQP-R
ADC - MFG: MAXIM INTEGRATED PRODUCTS INC
MPN: MAX11290EWX
8-Layer, Rigid/Flex Hybrid, FR4/Kapton, 3+2+3
Antenna, Electro-deposited Plastic Barrel, w/Stamped Metal Mounting Bracket, Coaxial Cable & Plugs
TCXO, MEMS, 32.768KHz - MFG: SITIME CORP
Device Overview Device Overview
PCB Top PCB Top



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