T2803 View Datasheet(PDF) - Atmel Corporation
Part Name
Description
MFG CO.
'T2803' PDF : 28 Pages View PDF
12. Electrical Characteristics (Continued)
Test conditions (unless otherwise specified): VS_REG = 3.2 V, Tamb = 25°C
Parameters
Test Conditions/Pins
PLL
Scaling factor prescaler
Scaling factor main counter
Scaling factor swallow counter
External reference input frequency AC coupled sinewave, pin 4
External reference input voltage
AC coupled sinewave, pin 4
Scaling factor reference counter
Charge Pump (Pin 13)
Output current
Output current
Current scaling
VCP = VVS_CP/2, I_CPSW = 1, pin 48
VCP = VVS_CP/2, I_CPSW = 0, pin 48
ICP = ICP_nom + CPCS × ICP_step
(see bus protocol D1 ... D2)
Leakage current
OLE = 1
Gaussian Transmit Filter (Gaussian Shape B × T = 0.5)
Tx data rate
Tx data filter clock
6 taps in filter
Frequency deviation
Frequency deviation scaling
GFFM = GFFM_nom × GFCS
(see bus protocol D7 ... D9)
TX Driver (Pin 32)
Maximum output power
At L = 5.6 nH, pin 32
(see bus protocol E11-E12)
Minimum output power
At L = 5.6 nH, pin 32
(see bus protocol E11-E12)
RF leakage
In RX mode
Output impedance
At L = 5.6 nH, 2.5 GHz, pin 32
Ramp Generator (Pins 36 and 37)
Minimum output voltage
Maximum output voltage
(see bus protocol E6-E10)
Rise time
Cramp = 270 pF at pin 37
Fall time
Cramp = 270 pF at pin 37
Lock Detect and Test Mode Output (Pin 5)
Locked = 1, unlocked = 0
Lock detect output, test mode output Test modes
(see bus protocol E0 ... E2)
Leakage current
VOH = 4.6V
Saturation voltage
IOL = 0.5 mA
Auxiliary Regulator (Pins 8, 9 and 10)
Output voltage
VSREG = 3V, pin 8
VCO Regulator (Pins 14, 15 and 12)
Output voltage
VSVCO = 3V, pin 15
Symbol
SPSC
SMC
SSC
fREF_CLK
VREF_CLK
SRC
ICP_nom
ICP_nom
ICP_step
IL
fTXFCLK
GFFM_nom
GFCS
PTX
PTX
Pleak
ZOUT
Vmin
Vmax
tr
tf
LD
IL
VSL
VREG
VREG_VCO
24 T2803
Min.
Typ.
Max.
Unit
32/33
82-89
0
31
10.368
13.824
MHz
MHz
50
250
mVRMS
6/8
±7.5
mA
±1.2
mA
0.2
mA
±100
pA
1152
6.912
±400
kBit/s
MHz
kHz
60
130
%
3
–21
–47
13+j40
0.7
1.1
1.8
5
5
dBm
dBm
dBm
Ω
V
V
µs
µs
5
µA
0.4
V
2.9
3.0
3.1
V
2.6
2.7
2.8
V
4572I–DECT–07/05
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