Datasheet > LS1046ARDB

LS1046ARDB

更新时间： 2024-11-13 02:52:51

品牌	Logo	应用领域
恩智浦 - NXP		/
页数	文件大小	规格书
1页	424K
描述
INTERFACE QUICK REFERENCE

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中文翻译

获取价格

数据手册

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LS1046ARDB 数据手册

SOLUTIONS

AROUND

TꢂE CORE

LS1046A – INTERFACE QUICK REFERENCE

SECURE INTERFACES

AND POꢄER

LS1046A Reference Design Block Diagram

General CPU interface

INTERFACE DISCOVERY QUESTIONS

USB2.0

RS232

Kinetis

K22 uC

UART1

LS1046A

NX3L4684TK

JTAG

2100 MT/s

COP

NX3DV42GU x 3

DDR4

UDIMM X72

8 GB Dual

Rank

4 Does your LS1046A design offer plug-in modules like SD Card

DDR4

IFC

IEEE

ENET

1588

EC4

EC3

EC2

EC1

RGMII

PHY

RGMII

PHY

PCA9306/PCA9617

I2C level translator

RJ45

or eMMC memory?

— Analog switches enable multiple interface ports while

utilizing minimum I/O pins

512 MB

SLC

SGMII

PHY

RJ45

NAND

SGMII

PHY

NX3DV42G4

NTB0102DP

Does your design use USB interface – Type A, Micro B or Type-C?

CPLD

USB

PQe

Mini PCIe

I²

PCIe1

PCIe2

PCIe3

64 MB

FLASH

— Load switches offer the extra protection with OVP, OCP, OTP,

very critical with Type-C

PCLe

3.0

PCIe x1

SLOT

QSPI_A

SDHC

NX3DV221TKX x 3

64 MB

FLASH

PCIe x1

SLOT

Card

4 Does your design need voltage level translators: I2C or

Retimer

SFP CAGE

XFI

4 GB

eMMC

NX3DV42GU x 3

general purpose ?

4 KB

— Peripheral devices use different voltages than the

processor voltage

4 Does your design need temperature sensor with alerts capability?

4 Does your system need a real time clock for time-keeping?

10/2.5 G

PHY

EEPROM

RJ46

XFI/2-5G SGMII

SATA

I²C

RTC

PCF2129AT/2

SATA

TEMP

ADT7461ARMZ-R7

SA56004X

TMU/PD

DUART

SENSOR

USB3.0

RS232

RJ45

NX5P2190UKZ

X1 MicroAB

USB3.0

— PCF85063A or PCF85263A for low power and

PCF2129AT/2 for higher accuracy

X1 MicroAB

LS1046A Reference Design Interface Products

Device

Description

Key Features/ Differentiators

NX3L4684TK,115

Dual low-ohmic single-pole

double-throw analog switch

• Wide supply voltage: 1.4 V to 4.3 V; Low ON resistance -High noise immunity

• Latch-up performance exceeds 100 mA per JESD 78B Class II Level A

• Very low supply current, even when input is below VCC

NTB0102DP,125

NX5P2190UKZ

2-bit, dual supply voltage

level translator

• Bi-direction and auto sensing

• Wide supply voltage VCC(A): 1.2 V to 3.6 V and VCC(B): 1.65 V to 5.5 V

• Latch-up performance exceeds 100 mA per JESD 78B Class II

Logic controlled high-side

power switch

• Advanced power switch with adjustable current limit

• Under-voltage and over-voltage lockout, over-current, over-temperature, reverse

bias, in-rush current protection

• 30 V tolerant on VBUS; Low-power mode (ground current 20 microA typical)

PCF2129AT/2,518

NX3DV42GU,115

NX3DV221TKX

Real Time Clock (RTC)

• I²C-bus or SPI-bus

integrated temp compensated • Backup battery switch-over circuit, a programmable watchdog, timestamp

crystal

• ±3 ppm from -15 °C to +60 °C

• Supply voltage: 3.0 V to 4.3 V

Dual high-speed USB 2.0

double-pole double-throw

analog switch

• 4 ohms typical ON resistance; 7.3 pF typical ON capacitance

• 950 MHz typical bandwidth or data frequency; Low crosstalk of -30 dB at 240 MHz

For more information on the LS1046A

High-speed USB 2.0 switch with • Switch voltage accepts signals up to 5.5 V;1.8 V control logic at VCC = 3.6 V

enable

• Low-power mode when OE is HIGH (2 microA maximum)

reference design, visit nxp.com/LS1046ARDB

• 6 ohms (maximum) ON resistance; 6 pF (typical) ON-state capacitance

• 0.1 ohms (typical) ON resistance mismatch between channels

• High bandwidth (1.0 GHz typical)advanced power switch with adjustable current limit

PCA9306DCUR –VSSP

Dual bidirectional I2C bus

• Bidirectional voltage translation with no direction pin; Lock-up free operation

• Less than 1.5 ns maximum propagation delay to accommodate Standard-mode

and Fast-mode I2C-bus devices and multiple masters

(Equivalent part on board) and SMBus voltage-level

translator

• 5 V tolerant I2C-bus I/O ports to support mixed-mode signal operation

SA56004X

Remote/local digital

temperature sensor

• Over temperature alarms

(Equivalent part on board)

• SMBus time-out protocol

Document Number: LS1046AQRS REV 0

中文翻译

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与LS1046ARDB相关器件

型号	品牌	获取价格	描述	数据表
LS1046ARDB-PB	NXP	获取价格	INTERFACE QUICK REFERENCE
LS1046ASE8MQA	NXP	获取价格	Layerscape 64-bit Arm Cortex-A72, Quad-core, 1.2GHz, 0 to 105C, Security enabled
LS1046ASE8P1A	NXP	获取价格	Layerscape 64-bit Arm Cortex-A72, Quad-core, 1.4GHz, 0 to 105C, Security enabled
LS1046ASE8Q1A	NXP	获取价格	Layerscape 64-bit Arm Cortex-A72, Quad-core, 1.6GHz, 0 to 105C, Security enabled
LS1046ASE8T1A	NXP	获取价格	Layerscape 64-bit Arm Cortex-A72, Quad-core, 1.8GHz, 0 to 105C, Security enabled
LS1046ASN8MQA	NXP	获取价格	Layerscape 64-bit Arm Cortex-A72, Quad-core, 1.2GHz, 0 to 105C, Security disabled
LS1046ASN8P1A	NXP	获取价格	Layerscape 64-bit Arm Cortex-A72, Quad-core, 1.4GHz, 0 to 105C, Security disabled
LS1046ASN8Q1A	NXP	获取价格	Layerscape 64-bit Arm Cortex-A72, Quad-core, 1.6GHz, 0 to 105C, Security disabled
LS1046ASN8T1A	NXP	获取价格	Layerscape 64-bit Arm Cortex-A72, Quad-core, 1.8GHz, 0 to 105C, Security disabled
LS1046AXE8P1A	NXP	获取价格	Layerscape 64-bit Arm Cortex-A72, Quad-core, 1.4GHz, -40 to 105C, Security enabled

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