5.8 GHz One Antenna Reflective Tag

CHR2244

Ref. : DSCHR2244QDG5053 - 22 Feb 05

3/16

Specifications subject to change without notice

Route Départementale 128 , B.P.46 - 91401 ORSAY Cedex - FRANCE

Tel.: +33 (0)1 69 33 03 08 - Fax : +33 (0)1 69 33 03 09

DOWNLINK mode : T/R=‘0’ , MOD=‘0’ , WK_in=‘Vcc’

Symbol

Parameter

Test

Conditions

Min

Typ

Max

Unit

Data_out_load

Downlink output port

load impedance

CMOS compatible

Data_out_f

Amplitude demodulation frequency

250

500

kHz

Data_out_dc (*)

Data_out signal duty cycle

40

50

60

%

RF_dl_p (*)

Amplitude modulated RF input power

(1)

-38

-43

dBm

WK_in_i (*)

WK_in DC current

200

500

µA

(1) Total transmitted power of the modulated signal (modulation index = 0.5)

(*) Note : Min & Max values include technological spreads, supply & temperature range effect.

UPLINK mode : T/R=‘Vcc’ , WK_in=‘Vcc’

Symbol

Parameter

Test

Conditions

Min

Typ

Max

Unit

MOD_imp (*)

Modulated signal input port

impedance

100

10

k

Ω

pF

MOD_v

Modulated signal input port voltage

Square wave

(1)

0/Vcc

MOD_f

Uplink IF multiplier frequency

0.1

10

MHz

G_ul (*)

Uplink multiplier gain (DSB)

-7

-4

dB

WK_in_i (*)

WK_in DC current

200

500

µA

(1) The shape of the modulated signal can be optimized if better linearity is needed.

(*) Note : Min & Max values include technological spreads, supply & temperature range effect.

Tamb = -30°C to +80°C

Symbol

Parameter

Values

Unit

Vcc

Bias voltage

5

V

Wk_in_v

Wk_in input voltage

5

V

T/R_v

T/R input voltage

5

V

MOD_v

MOD input voltage

5

V

RF_sb_p

RF_dl_p

Maximum Standby and Downlink

RF input power (2)

+10

dBm

Top

Operating temperature range

-30 to +80

°C

Tstg

Storage temperature range

-55 to +125

°C

(1) Operation of this device above anyone of these parameters may cause permanent damage.

(2) Duration < 1s.