高通骁龙845芯片简介

高通骁龙845芯片简介：

高通骁龙845是专门面向有高性能需求的移动应用场景，在XR视觉混合处理、人工智能、无线通信等方面有不错的性能优势。

Features

Qualcomm® Spectra™ 280 Image Signal Processor: The Qualcomm Spectra™ 280 ISP is designed to deliver a premium camera and XR experience, with high-performance capture of up to 16 MP at 60 images per second. Video enthusiasts will appreciate cinema-like quality video thanks to ultra HD premium capture with richer color
Qualcomm® Adreno™ 630 Visual Processing Subsystem: Deliver larger-than-life immersive experiences with the Qualcomm® Adreno™ 630 Visual Processing Subsystem (including GPU, VPU and DPU), featuring room-scale 6DoF with SLAM, Adreno Foveation, and significantly improved graphics rendering and video processing compared to the previous generation.
Qualcomm® Hexagon™ 685 DSP: The 3rd Generation Qualcomm® Hexagon™ 685 DSP supports sophisticated, on-device AI processing, delivering richer camera, voice, XR and gaming experiences.
Qualcomm® Snapdragon™ X20 LTE modem: Blazing fast Gigabit LTE download speeds with 5x carrier aggregation and 4×4 MIMO support, enhanced multi-gigabit 802.11ad with diversity module for robust performance, integrated 2×2 802.11ac Wi-Fi with MU-MIMO, BT5 with audio broadcast and ultra-low power ear bud support.
Qualcomm® Kryo™ 385 CPU: Manufactured in 10nm LPP, optimized across 4 performance and 4 efficiency cores.

Specifications

CPU

CPU Clock Speed: Up to 2.8 GHz

CPU Cores: Qualcomm® Kryo™ 385 CPU, Octa-core CPU

CPU Architecture: 64-bit

Process

Process Technology: 10 nm (2nd generation)

DSP

DSP Technology: Qualcomm® Hexagon™ 685 DSP, Qualcomm All-Ways Aware™ technology

Cellular Modem

Modem Name: Qualcomm® Snapdragon™ X20 LTE modem

Multi SIM: Dual SIM Dual VoLTE (DSDV)

Next-generation Calling Services: VoLTE with SRVCC to 3G and 2G, HD and Ultra HD Voice (EVS), CSFB to 3G and 2G

LTE Category

Downlink LTE Category: LTE Category 18

Uplink LTE Category: LTE Category 13

LTE Downlink Features

Downlink LTE Streams: Maximum 12 spatial streams

Downlink Carrier Aggregation: 5×20 MHz carrier aggregation

Downlink LTE MIMO: Up to 4×4 MIMO on three carriers

Downlink QAM: Up to 256-QAM

LTE Uplink Features

Uplink Technology: Qualcomm® Snapdragon™ Upload+, Uplink Data Compression (UDC)

Uplink Carrier Aggregation: 2×20 MHz carrier aggregation

Uplink QAM: Up to 64-QAM

LTE Speed

LTE Peak Download Speed: 1.2 Gbps

LTE Peak Upload Speed: 150 Mbps

Cellular Technology

Cellular Technology: WCDMA (DB-DC-HSDPA, DC-HSUPA), TD-SCDMA, CDMA 1x, EV-DO, GSM/EDGE

LTE Technology: LTE FDD, LTE TDD including CBRS support, LAA, LTE Broadcast

Wi-Fi

Wi-Fi Standards: 802.11ad, 802.11ac Wave 2, 802.11a/b/g, 802.11n

Wi-Fi Spectral Bands: 2.4 GHz, 5 GHz, 60 GHz

Peak Speed: 867 Mbps

Channel Utilization: 20/40/80 MHz

MIMO Configuration: 2×2 (2-stream)

Peak QAM: 256 QAM

Wi-Fi Features: MU-MIMO, Multi-gigabit Wi-Fi, Dual-band simultaneous (DBS), Integrated baseband

Bluetooth

Bluetooth Version: Bluetooth 5.0

NFC

Near Field Communications: Supported

Location

Satellite Systems Support: Beidou, Galileo, GLONASS, GPS, QZSS, SBAS

Location Support: Qualcomm® Location

Global Emergency Services Support: Assisted GPS, OTDOA (LTE-based positioning)

Advanced Location Features: Sensor-assisted Navigation, Low Power Geofencing and Tracking, Pedestrian Navigation

RFFE: Qualcomm® RF Front-End (RFFE) solution

USB

USB Version: USB 3.1

Camera

Image Signal Processor: Qualcomm Spectra™ 280 image signal processor, Dual 14-bit ISPs

Dual Camera, MFNR, ZSL, 30fps: Up to 16 MP

Single Camera MFNR, ZSL, 60fps: Up to 16 MP

Single Camera, MFNR, ZSL, 30fps: Up to 32 MP

Single Camera, MFNR: Up to 48 MP

Single Camera: Up to 192 MP

Camera Features: Active Depth Sensing, Hardware Accelerated Face Detection, Hybrid Autofocus, Multi-frame Noise Reduction (MFNR)

Video Capture (30 FPS): 4K HDR video capture

Slow Motion Video Capture: 4K HDR @ 60 FPS, 720p @ 480 FPS

Video Capture Formats: HDR10, HLG, HEVC

Video Capture Features: Rec. 2020 color gamut video capture, Up to 10-bit color depth video capture

Video

Video Playback: Up to 4K Ultra HD video playback @ 60 fps

Codec Support: H.265 (HEVC)

Video Software: Accelerated Electronic Image Stabilization, Motion Compensated Temporal Filtering (MCTF), Rec. 2020 color gamut video capture, Up to 10-bits per color video capture

Display

Max On-Device Display: 4K Ultra HD

Max External Display: 4K Ultra HD

UI FPS: Up to 60 FPS

Color Depth: Up to 10-bit

Color Gamut: Rec2020

Standards: ULTRA HD PREMIUM-ready

General Audio

Audio Technology: Qualcomm TrueWireless™ Technology, Qualcomm® Broadcast Audio technology, Qualcomm Aqstic™ audio technology, Qualcomm® aptX™ audio technology

Qualcomm® aptX™ audio playback support: Qualcomm® aptX™, Qualcomm® aptX™ HD

Audio Playback

Playback Dynamic Range: 130dB

Total Harmonic Distortion + Noise (THD+N), Playback: -109dB

Sampling, Playback: 44.1kHz

PCM, Playback: Up to 384kHz/32bit

Additional Playback Features: Native DSD support (DSD64/DSD128), DoP (DSD over PCM)

Amplifier output power: Up to 4W

Speaker protection: Speaker protection

Audio Recording

Total Harmonic Distortion + Noise (THD+N), Record: -103dB

Sampling, Record: Up to 192kHz/24bit

Recording Dynamic range: 109dB

GPU

GPU Name: Qualcomm® Adreno™ 630 GPU

API Support: OpenGL® ES 3.2, Vulkan® 1.1, OpenCL™ 2.0 full, DX12

Power Consumption

Audio playback: 34mW for high performance mode

Low power voice activation: 0.65mA

Charging

Qualcomm® Quick Charge™ Technology Support: Qualcomm® Quick Charge™ 4 technology

Security Support

Secure Processing Unit: Biometric Authentication (Fingerprint, Iris, Voice, Face), Mobile Payments, WiFi-Protect

Security Features: Camera Security, Crypto Engine, Key Provisioning Security, Malware Protection, Qualcomm® Content Protection, Qualcomm® Mobile Security, Qualcomm® Processor Security, Qualcomm® Trusted Execution Environment, Secure Boot, Secure Token

Memory

Memory speed: 1866MHz

Memory Type: LPDDR4x, Dual-Channel

Storage

UFS: UFS2.1 Gear3 2L

SD: SD 3.0 (UHS-I)

Part

Part Numbers: SDM845