HD155121F Datasheet, PDF (29/57 Pages) Hitachi Semiconductor – RF Transceiver IC for GSM and PCN Dual band cellular systems

Mixer1 Typical Performance (cont)
Conversion gain vs. V_CC and Temperature
GSM mode. Gain1 (Normal gain)
15
Ta=−40°C
14
Operating voltage range _{Ta=−25°C}
Ta=27°C
13
Ta=85°C
12
Ta=100°C
11
10
9
8
7
6
5
2
2.5
3
3.5
4
4.5
V_CC (V)
HD155121F
Conversion gain vs. V_CC and Temperature
GSM mode. Gain2 (Low gain)
3
Ta=−40°C
2
Operating voltage range _{Ta=−25°C}
Ta=27°C
1
Ta=85°C
0
Ta=100°C
−1
−2
−3
−4
−5
−6
−7
2
2.5
3
3.5
4
4.5
V_CC (V)
Conversion gain vs. V_CC and Temperature
PCN mode. Gain1 (Normal gain)
15
Ta=−40°C
14
Operating voltage range _{Ta=−25°C}
Ta=27°C
13
Ta=85°C
12
Ta=100°C
11
10
9
8
7
6
5
2
2.5
3
3.5
4
4.5
V_CC (V)
Conversion gain vs. V_CC and Temperature
PCN mode. Gain2 (Low gain)
3
Ta=−40°C
2
Operating voltage range _{Ta=−25°C}
Ta=27°C
1
Ta=85°C
0
Ta=100°C
−1
−2
−3
−4
−5
−6
−7
2
2.5
3
3.5
4
4.5
V_CC (V)
29