ATR2406 Datasheet, PDF (7/20 Pages) ATMEL Corporation – LOW IF .4 GHZ ISM TRANSCEIVER

ATR2406 [Preliminary]
Electrical Characteristics (Continued)
V_S = 3.6 V with AUX regulator, T_amb = 25°C, unless otherwise specified
No. Parameters
Test Conditions
Symbol
Min.
Typ. Max. Unit
5.2
RSSI output voltage, monotonic with -33 dBm at RF input
over range -96 dBm to -36 dBm with -96 dBm at RF input
V_RSSI
1.9
V
0.3
V
5.3
Wake-up time from power-up
signal to correct RSSI output
T_on
40
µs
6 VCO
6.1 Oscillator frequency
Over full temperature range⁽¹⁾
2400
2483 MHz
6.2 Frequency control voltage range
6.3 VCO tuning input gain
7 Synthesizer
V_VTUNE
G_VCO
0.5
V_CC - 0.5 V
150
MHz/V
7.1
External reference input
frequency
D7 = 0
D7 = 1
REF_CLK
10.368
13.824
MHz
MHz
7.2
Sinusoidal input signal level
(RMS value)
AC coupled sinewave
REF_CLK
250
500
mV_RMS
7.3 Scaling factor prescaler
7.4 Scaling factor main counter
7.5 Scaling factor swallow counter
8 Phase Detector
S_PSC
S_MC
S_SC
32/33
86/87/88/89
0
31
8.1
Phase detector comparison
frequency
f_PD
1728
kHz
9 Charge-pump Output
9.1 Charge-pump output current
9.2 Leakage current
10 Timing Conditions⁽¹⁾⁽²⁾
V_CP = 1/2 V_CC
V_CP = 1/2 V_CC
I_CP
±2
mA
I_L
±100
pA
10.1 Transmit to Receive time
TX →RX-time
100
µs
10.2 Receive to Transmit time
RX →TX-time
100
µs
10.3 Channel switch time
CS-time
350
µs
10.4 Power down to Transmit
PD →TR-time
450
µs
10.5 Power down to Receive
PD →RX-time
400
µs
10.6 Programming register
PRR-time
3
µs
10.7 PLL settling time
PLL set-time
350
µs
11 Interface Logic Input and Output Signal Levels, Pin DATA, CLOCK, ENABLE
11.1 HIGH-level input voltage
Logic 1
V_IH
1.4
3.4
V
11.2 LOW-level input voltage
Logic 0
V_IL
-0.3
+0.4
V
11.3 HIGH-level output voltage
Logic 1
V_OH
3.4
V
11.4 LOW-level output voltage
Logic 0
V_OL
0
V
11.5 Input bias current
Logic 1 or logic 0
I_bias
-5
+5
µA
11.6 3-wire bus clock frequency
f_CLKmax
10
MHz
Notes: 1. Measured and guaranteed only on the Atmel evaluation board, including PCB and balun filter.
2. Timing is determined by external loop filter characteristics. Faster timing can be achieved by modification of loop filter. For
further information refer to Application Note.
7
4779F–ISM–09/04