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T48C862-R8 Datasheet

  • T48C862-R8

  • MCU

  • 1463.36KB

  • Atmel   Atmel

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Electrical Characteristics (Continued)
V
S
= 2.0 V to 4.0 V, T
amb
= -40擄C to 125擄C unless otherwise specified.
Typical values are given at V
S
= 3.0 V and T
amb
= 25擄C. All parameters are refered to GND (Pin 7).
Parameters
Output power variation for the full
temperature range
Test Conditions
T
amb
= -40擄C to +125擄C
V
S
= 3.0 V
V
S
= 2.0 V
P
Out
= P
Ref
+
DP
Ref
Selectable by load impedance
f
CLK
= f
0
/128
Load capacitance at Pin CLK = 10 pF
f
O
鹵
1麓 f
CLK
f
O
鹵 4
麓
f
CLK
other spurious are lower
f
XTO
= f
0
/32
f
XTAL
= resonant frequency of the
XTAL, C
M
攏
10 fF, load capacitance
selected accordingly
T
amb
= -40擄C to +85擄C
T
amb
= -40擄C to +125擄C
Referred to f
PC
= f
XT0,
25 kHz distance to carrier
25 kHz distance to carrier
at 1 MHz
at 36 MHz
f
VCO
868
f
0
/256
C
Load
攏
10 pF
V
0h
V
0l
Rs
Duty cycle of the modulation signal =
50%
Duty cycle of the modulation signal =
50%
Low level input voltage
High level input voltage
Input current high
Low level input voltage
High level input voltage
Input current high
V
Il
V
Ih
I
In
V
Il
V
Ih
I
In
V
S
麓
0.8
V
S
麓
0.2
110
7
0
0
1.7
20
0.25
1.7
5
32
32
0.25
Symbol
DP
Ref
DP
Ref
P
Out_typ
-3
Min.
Typ.
Max.
-2.0
-4.5
+5.5
Unit
dB
dB
dBm
Achievable output-power range
Spurious emission
-52
-52
dBc
dBc
Oscillator frequency XTO
(= phase comparator frequency)
f
XTO
-30
-40
f
XTAL
250
-116
-80
-89
-120
-110
-74
-86
-117
928
+30
+40
ppm
ppm
kHz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
MHz
MHz
V
V
W
pF
kHz
kHz
V
V
mA
V
V
mA
PLL loop bandwidth
Phase noise of phase
comparator
In loop phase noise PLL
Phase noise VCO
Frequency range of VCO
Clock output frequency (CMOS
microcontroller compatible)
Voltage swing at Pin CLK
Series resonance R of the crystal
Capaictive load at Pin XT0
FSK modulation frequency rate
ASK modulation frequency rate
ENABLE input
PA_ENABLE input
12
T48C862-R8
4590B鈥?BMCU鈥?2/03

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