AK2401 Datasheet, PDF (20/103 Pages) Asahi Kasei Microsystems – Direct Conversion Transceiver

[AK2401]
10.2. Transmission Characteristics
(VDD1=2.7 ~ 3.3V, DACVDD= CPVDD=2.7 ~ 5.5V, DVDD= 2.7 ~3.3V, Ta = -40 ~ 85ºC, LOIN Input =
0dBm; Unless otherwise specified)
10.2.1. DAC+SMF
Parameter
Min.
Resolution
Sampling Frequency
Load Resistance (R_L)
10
Load Capacitance (C_L)
Output Level
Low Level Mode 1.1
High Level Mode 2.9
Low Level Mode 1.3
Reference Level
High Level Mode 2.3
Low Level Mode
S/N
High Level Mode
SINAD
Low Level Mode
High Level Mode
SMF Frequency
Characteristics
@1kHz
@20kHz
@100kHz
Typ.
12
100
50
1.3
3.1
1.4
2.4
72
72
65
65
0
-4
-44
Max.
200
100
1.5
3.3
1.5
2.5
Unit
bit
kHz
kΩ
pF
Vpp
Vpp
V
V
dB
dB
dB
dB
dB
dB
dB
Description
High Level Mode:4.5 ~ 5.5V
Low Level Mode:2.7 ~ 5.5V
RL= 100kΩ,CL= 50pF
Integrated Noise BW :
300Hz ~ 48kHz,
fs= 96kHz,fout= 1kHz sine
Observed SMFOUT pin
10.2.2. LOCAL BUFFER+LOCAL DIVIDER(TX)+DRIVER AMP
Parameter
Min. Typ. Max. Unit
LOIN Input Sensitivity
-5
0
5
dBm
no div 100
1200 MHz
2 div 100
Output Frequency Range
4 div 100
1200
600
MHz
MHz
8 div 100
300 MHz
+6
dBm
Output Power@450MHz
+3
dBm
0
dBm
-6
dBm
Description
4 levels by
<Address0x12>
DIVSEL[1:0] bit
4 levels by
<Address0x13>
TXOLV[1:0] bit
017003093-E-00
20
2017/3