cxa1851n Sony Electronics, cxa1851n Datasheet
cxa1851n
Related parts for cxa1851n
cxa1851n Summary of contents
Page 1
... Up/Down Converter for 900 MHz-Band Mobile Communications For the availability of this product, please contact the sales office. Description The CXA1851N is an up/down converter IC for 900 MHz-band mobile communications. This is suitable for 900 MHz-band digital cordless telephone (CT2) and digital cellular. Features • ...
Page 2
... REG REG 5 6 REG 8 —2— CXA1851N Description GND pin for the down converter. MIX input by-pass pin for the down converter. RF input pin for the down converter. Because of high impedance, a 4.7 nH external chip inductor should be used for impedance matching. ...
Page 3
... REG —3— CXA1851N Description MIX output pin for the up converter. MIX output pin for the up converter. Connect an approxi- mately 4.7 nH chip inductor and an approximately 3.5 pF chip capacitor between this pin and Pin 10 to form a tank circuit. GND pin for the oscillator buffer amplifier and mixer blocks of the up converter ...
Page 4
... NF DSB mode I (PD) 5pin (P/S) 1.0V CC Vp/s (ON) Vp/s (OFF) Tup Symbol Conditions fIF1=150.4MHz 30dBm IF fIF2=150.8MHz 30dBm IF P- 1dB Output conversion, 50 load ISO (Lo) Pin= - 40dBm ISO (RF) Pin= - 40dBm —4— CXA1851N (Ta=25°C, V =2.7V = Min. Typ. Max. Unit 18.0 25.0 35.0 mA 17.5 20.5 25 dBm ...
Page 5
... Electrical Characteristics Test Circuit MIX 220n MIX 180p 1500p —5— CXA1851N 10p 4.7N 10 ...
Page 6
... Electrical Characteristics Test Circuit 2 Items: NF (D MIX 1 2 NOISE SOURCE LOSG MIX 180n 1500p —6— CXA1851N 220n NOISE SOURCE 12 11 10p 4. ...
Page 7
... CXA1851N ...
Page 8
... L Input level (dBm) O (Down-Con 25.0 20.0 Vcc=4.5V 15.0 LO sweep (- 9dBm) RF sweep (- 40dBm) IF=150MHz 10.0 100 —8— CXA1851N vs. CG characteristics Ta=25°C Ta=80°C Ta=-30°C 500 1000 f (MHz) RF Ta=25°C Ta=80°C Ta=-30° vs. CG characteristics Ta=25°C Ta=80°C Ta=-30°C 500 1000 ...
Page 9
... P/S voltage level (V) (Up-Con) Vcc vs Vcc=V P/S No signal input 40 Ta=25°C Ta=80°C Ta=-30° 4.5 5.0 0 1.0 —9— CXA1851N input level vs. CG characteristics Vcc=4.5V RF=866MHz (- 40dBm) LO=1016Hz (- 9dBm) Ta=25°C Ta=80°C Ta=-30° input level (dBm) O characteristics CC Ta=25°C Ta=80°C Ta=-30°C 2.0 3.0 4.0 5.0 characteristics CC Recommended operating range 2 ...
Page 10
... L input level (dBm) O (Down-Con) P/S voltage level vs 5.0 0 1.0 2.0 P/S voltage level (V) —10— CXA1851N Vcc=2.7V IF=150MHz (- 40dBm) LO=1016Hz Ta=25°C Ta=80°C Ta=-30° Vcc=2.7V IF=150MHz (- 40dBm) LO=1016Hz Ta=25°C Ta=80°C Ta=-30° characteristics CC Vcc=2 ...
Page 11
... Notes on Operation (1) Electrostatic sensitive diveces because of the high-frequency process. (2) Earth pattern should be as wide as possible and do not increase ground impedanse to prevent from the parasitic osellation. (3) Wire the GND pin as short as possible. (4) Connect a by-pass capacitor to the V pin. CC —11— CXA1851N ...
Page 12
... MAX SONY CODE EIAJ CODE JEDEC CODE 20PIN SSOP (PLASTIC 0.10 0.22 – 0.05 M 0.10 0.15 PACKAGE STRUCTURE MOLDING COMPOUND LEAD TREATMENT SSOP-20P-L072 SSOP020-P-0225-BN LEAD MATERIAL PACKAGE WEIGHT —12— CXA1851N A 0.1 ± 0.1 0° to 10° DETAIL A EPOXY / PHENOL RESIN SOLDER PLATING COPPER ALLOY 0.1g ...