RF Transmitter Electrical Characteristics

°C, Freq X¢tal OSC=13.560MHz, DATA is

transmitting. Bold values indicate -20

°Cto70°C unless otherwise noted. 1kbps data rate 50% duty

cycle. RL 50

W load (matched)

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Conditions

Data High Current

3V

@315MHz, POUT=+10dBm

¾

12.5

¾

mA

@433.92MHz

¾

12.5

¾

mA

Data Low Current

3V

@315MHz

¾

3.0

¾

mA

@433.92 MHz

¾

3.0

¾

mA

EN Low & DIN Low Current

3V

@315MHz

¾

1.0

¾mA

@433.92 MHz

¾

1.0

¾mA

RF and Crystal

Output power level

3.3V

@315MHz *

¾

9.5

¾

dBm

@433.92MHz *

¾

9.5

¾

dBm

Harmonics output for 315 MHz

3V

@630MHz, 2nd harm

¾-48

¾

dBc

@945MHz, 3rd harm

¾-60

¾

dBc

Harmonics Output for 433.92MHz

3V

@867.84MHz, 2nd harm

¾-45

¾

dBc

@1301.76MHz, 3rd harm

¾-55

¾

dBc

Extinction Ratio for ASK 10Kbps

3V

¾¾

70

¾

dBc

Data Rate

3V

¾

10

¾¾

kbps

Occupied Bandwidth

3V

@315MHz

¾

<900

¾

kHz

@433.92MHz

¾

<1000

¾

kHz

315MHz Single Side Band Phase

Noise

3V

100kHz from Carrier

¾-78

¾

dBc/Hz

1000kHz from Carrier

¾-77

¾

dBc/Hz

433.92MHz Single Side Band

Phase Noise

3V

100kHz from Carrier

¾-78

¾

dBc/Hz

1000kHz from Carrier

¾-76

¾

dBc/Hz

XTLIN, XTLOUT

3V

Pin capacitance

¾

2

¾

pF

Output Blanking

3V

Standby transition from low

to high **

¾

500

¾ms

ASK to RF Out Response Time

3V

Delta between ASK input

transition from Low To High

to RF output transition from

low to high

¾

1

¾ms

CREF Clock Output Frequency

3V

@315MHz

¾

150

¾

Hz

@433.92MHz

¾

207

¾

Hz

Note:

* Depend on PC board layout

** Generally limited by crystal

HT46R01T3/HT48R01T3

8-Bit OTP MCU with RF Transmitter

Rev. 1.30

9

November 23, 2010