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Figure 2-4 – Rainbow Electronics ATA5746 User Manual

Page 9

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9

4596A–RKE–05/06

ATA5745/ATA5746 [Preliminary]

Figure 2-4.

Measured Sensitivity (315 MHz, FSK, 2.4 Kbits/s, ±38 kHz, Manchester) Versus
Frequency Offset

Figure 2-5.

Measured Sensitivity (315 MHz, FSK, 9.6 Kbits/s, ±38 kHz, Manchester) Versus
Frequency Offset

Input Sensitivity (dBm) at BER < 1e-3, ATA5746, FSK, 2.4 Kbits/s

(Manchester), BR0

-112.00

-111.00
-110.00

-109.00

-108.00
-107.00

-106.00
-105.00

-104.00

-103.00
-102.00

-101.00

-100.00

-99.00

-98.00

-300

-200

-100

0

100

200

300

delta RF (kHz) at 315 MHz

I

nput S

e

ns

it

iv

it

y

(

d

B

m

)

2.7V / -40˚C

3.0V / -40˚C

3.3V / -40˚C

2.7V / 27˚C

3.0V / 27˚C

3.3V / 27˚C

2.7V / 105˚C

3.0V / 105˚C

3.3V / 105˚C

Input Sensitivity (dBm) at BER < 1e-3, ATA5746, FSK, 9.6 Kbits/s (Manchester),

BR = 2

-110.00
-109.00
-108.00
-107.00
-106.00
-105.00
-104.00
-103.00
-102.00
-101.00
-100.00

-99.00
-98.00
-97.00
-96.00
-95.00

-300

-200

-100

0

100

200

300

delta RF (kHz) at 315 MHz

In

p

u

t S

e

n

s

it

iv

it

y

(d

B

m

)

2.7V / -40˚C

3.0V / -40˚C

3.3V / -40˚C

2.7V / 27˚C

3.0V / 27˚C

3.3V / 27˚C

2.7V / 105˚C

3.0V / 105˚C

3.3V / 105˚C