Automotive: Body Computer



		Overview
		Suggested Components
		Application Notes

Maxim > Solutions > Automotive: Body Computer

Access Control

Challenges: Requires highest sensitivity to allow for flexibility in mounting the receiver.

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Title / Parts

Key Advantages

QV PDF

30mA Inverting Charge Pump in SOT23 for EMI-Sensitive Automotive Applications
MAX16945

Low-EMI, Automotive-Qualified Charge Pump in SOT23 Package that Operates at 105°C

QV PDF

315MHz/434MHz ASK Superheterodyne Receiver
MAX7034

The MAX7033 is the best performing receiver in the 300-450MHz band.

QV PDF

315MHz/433MHz ASK Superheterodyne Receiver with AGC Lock
MAX7033

The MAX7033 is the best performing receiver in the 300-450MHz band.

Key Specifications: Charge Pumps

Part Number

Topology

V_IN (min) (V)

V_IN (max) (V)

Operating Current, I_CC (max) (mA)

Unadjusted V_OUT (V)

I_OUT (typ) (A)

Operating Frequency (kHz)

Features

Package

Smallest Available Package (max w/pins) (mm²)

Operating Temp. Range (°C)

MAX16945

Inverter

1.4

5.5

1.7

-2xV_IN

0.03

125

•

Shutdown

SOT/6

-55 to +125
-40 to +105

See All Charge Pumps (51)

Key Specifications: ISM RF Receivers

Part Number

Supply Current (mA)

Applications

Solutions

Band/Freq (MHz)

Features

Footprint (mm x mm)

Package

Smallest Available Package (max w/pins) (mm²)

MAX7034

6.7

•	Garage Door Openers

•	Peripherals

•	Remote Controls

•	Remote Keyless Entry

•	Security Systems

•	Wireless Computer

•	Wireless Sensors

•	250us Startup Time

•	Built-In 44dB RF Image Rejection

•	Excellent Receive Sensitivity Over Temperature

TSSOP/28

MAX7033

5.2

•

ISM

300MHz to 450MHz
400MHz

300 to 450

•	-40C to 105C operation

•	1ms AGC Release Time

•	5.2mA Operating Supply Current

•	44dB RF Image_Rejection

•	<3.5uA Power_down mode

•	AGC Lock feature

•	Better than -114dBm Receive Sensitivity

•	On-Chip PLL, VCO and Loop Filter

•	Operates from Single 3.3V or 5.0V Supplies

5.0 x 5.0
6.3 x 9.7

TQFN/32
TSSOP/28

See All ISM RF Receivers (7)