T5744 ATMEL [ATMEL Corporation], T5744 Datasheet - Page 12

• Manufacturer Part Number: T5744
• Description: UHF ASK Receiver
• Manufacturer: ATMEL [ATMEL Corporation]

Electrical Characteristics
All parameters refer to GND, T
wise specified. (V
Electrical Characteristics (continued)
12
Parameters
Basic Clock Cycle of the Digital Circuitry
Basic clock
cycle
Extended basic
clock cycle
Start-up time
(see Figure 10
and Figure 11)
Receiving Mode
Intermediate
frequency
Minimum time
period between
edges at
Pin DATA
Edge to edge
time period of
the data signal
for full
sensitivity
Parameters
Current consumption
LNA Mixer
Third-order intercept point
LO spurious emission
at RF
Noise figure LNA and mixer
(DSB)
LNA_IN input impedance
1 dB compression point
(LNA, mixer, IF amplifier)
In
T5744
Test Conditions
MODE = 0 (USA)
MODE = 1 (Europe)
BR_Range0
BR_Range1
BR_Range2
BR_Range3
BR_Range0
BR_Range1
BR_Range2
BR_Range3
MODE=0 (USA)
MODE=1 (Europe)
BR_Range0
BR_Range1
BR_Range2
BR_Range3
(Figure 13)
BR_Range0
BR_Range1
BR_Range2
BR_Range3
(Figure 10)
S
= 5 V, T
amb
Test Conditions
Sleep mode (XTO active)
IC active (startup-, receiving
mode) Pin DATA = H
LNA/ mixer/ IF amplifier
input matched according to
Figure 6
Input matched according to
Figure 6, required according to
I-ETS 300220
Input matching according to
Figure 6
at 433.92 MHz
at 315 MHz
Input matched according to
Figure 6, referred to RF
amb
= 25°C)
Symbol
= -40°C to +105°C, V
T
T
DATA_min
t
T
Startup
ee_sig
T
f
XClk
Clk
IF
2.0697
Min.
1855
1061
1061
16.6
41.4
20.7
663
400
200
100
165
8.3
4.1
2.1
50
83
6.76438 MHz Osc.
(MODE:1)
in
Typ.
1.0
S
= 4.5 V to 5.5 V, f
2.0697
Max.
1855
1061
1061
8479
8479
8479
8479
16.6
41.4
20.7
663
165
8.3
4.1
2.1
83
Symbol
Zi
IS
IP
IIP3
IS
IS
LNA_IN
2.0383
NF
Min.
LORF
1827
1045
1045
16.3
653
40.7
20.4
400
200
100
163
1db
8.2
4.1
2.0
50
off
on
81
4.90625 MHz Osc.
(MODE:0)
0
Typ.
= 433.92 MHz and f
1.0
Min.
2.0383
Max.
1827
1045
1045
8350
8350
8350
8350
16.3
40.7
20.4
653
163
8.2
4.1
2.0
81
1.0 || 1.56
1.3 || 1.0
1/(f
1/(f
BR_Range
2 µs/T
´
10 ´ T
10 ´ T
10 ´ T
10´ T
Typ.
8 ´ T
4 ´ T
2 ´ T
1 ´ T
190
-28
-73
-40
7.1
896.5
512.5
512.5
320.5
Min.
´ T
xto
xto
7
/10)
/14)
CLK
Variable Oscillator
Clk
0
XClk
XClk
XClk
Clk
Clk
Clk
Clk
XCl
f
= 315 MHz, unless other-
XTO
f
XTO
´ 64 / 432.92
´ 64 / 314
Typ.
Max.
276
8.7
-57
1/(f
1/(f
10 ´ T
10 ´ T
10´ T
10 ´ T
8 ´ T
4 ´ T
2 ´ T
1 ´ T
4521B–RKE–01/03
4097 ´
Max.
896.5
512.5
512.5
320.5
´ T
xto
xto
T
CLK
/10)
/14)
Clk
XClk
XClk
XClk
Clk
Clk
Clk
Clk
XCl
kW || pF
kW || pF
dBm
dBm
dBm
Unit
mA
µA
dB
MHz
MHz
Unit
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs