ATA5749-EK2 Atmel, ATA5749-EK2 Datasheet - Page 21

• Manufacturer Part Number: ATA5749-EK2
• Description: BOARD EVALUATION TPMS 433MHZ
• Manufacturer: Atmel
• Type: Transmitterr

Specifications of ATA5749-EK2

• Frequency: 433MHz
• For Use With/related Products: ATA5749
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

10. Electrical Characteristics (Continued)
V
f
C
9128G–RKE–03/11
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Note:
CLK
4.10 Spurious emission
4.11 Fractional Spurious
4.12
4.13 Frequency resolution
S
0
No. Parameters
4.6
4.7
4.8
4.9
= 1.9V to 3.6V T
= 1.5pF, C
= 1.625MHz unless otherwise specified. If crystal parameters are important values correspond to a crystal with C
FSK modulation
frequency
ASK modulation
frequency
Spurious emission
Spurious emission
FSK frequency
deviation
(Pin Number) in brackets mean they are measured matched to 50 according to
and optimum load impedances according to
LOAD
= 9pF and R
amb
= –40°C to +125°C, CLK_ON = “High”; DIV_CNTRL = “Low”, CLOAD_CLK = 10pF. f
M
Test Conditions
Duty cycle of the modulation
signal = 50%, (this corresponds
to 40kBit/s Manchester coding
and 80kBit/s NRZ coding)
Duty cycle of the modulation
signal = 50%, (this corresponds
to 40kBit/s Manchester coding
and 80kBit/s NRZ coding)
At f
At f
At f
DIV_CNTRL = “High”
At f
At f
CLK_ON = “Low”
At f
ASK_NFSK = “High”
TX_Mode_2
FREQ[0:14] = 3730,
FSEP[0:7] = 101
S434_N315 = “Low”
f
f
FREQ[0:14] = 14342,
FSEP[0:7] = 101
S434_N315 = “High”
f
f
f
other f
see
f
other f
RF
RF
RF
RF
XTO
XTO
170 . Typical values are given at V
RF
RF
RF
RF
RF
0
±3.00MHz
±6.00MHz
±3.159MHz
± 9.840MHz
= 13.0000MHz
Table 3-1 on page 4
= 13.0000MHz
± f
±f
±f
±f
± f
± f
XTO
XTO
XTO
XTO
XTO
XTO
XTO
XTO
/ 8
/ 4
/ 4
Table 4-1
and
2, 5
2, 5
Pin
Table 4-2 on page 9
5
5
5
5
5
S
= 3.0V and T
F
F
Symbol
MOD_ASK
MOD_FSK
Spur
Spur
Spur
Spur
f
f
dev
PLL
amb
= 25°C
±0.396
32768
f
Min.
Figure 4-2 on page 8
XTO
0
0
/
16384
f
Typ.
XTO
–47
–47
–60
–47
–58
–60
–50
–50
–50
–50
793
Atmel ATA5749
/
XTO
±101.16
128.5
f
Max.
XTO
40
40
= 13.0000MHz,
with component values
/
M
= 4.0fF,
Unit
kHz
kHz
kHz
dBc
dBc
dBc
dBc
Hz
Type*
B
B
B
B
B
B
A
A
21