HD155121F Datasheet, PDF (18/57 Pages) Hitachi Semiconductor – RF Transceiver IC for GSM and PCN Dual band cellular systems

HD155121F
• IQ Modulator and Offset PLL specifications (IFLO is supplied by signal generator equipment) (cont)
Item
Mode Min Typ
Max Unit
Test Condition
Note
Tx noise
GSM — –155.1 — dBc/Hz 925MHz to 935MHz
1
in Rx band
- 10MHz up from Txband
GSM —
–164.1 —
dBc/Hz 935MHz to 960MHz
- 20MHz up from Txband
PCN — –156 — dBc/Hz 1805MHz - 20MHz up from Txband
PCN — –162 — dBc/Hz 1850MHz - 65MHz up from Txband
Lock up time
GSM — 35
80 µsec
1
PCN — 65
80 µsec
Note: 1. These values are not tested in mass production.
• IFVCO specifications
Item
Mode Min Typ
Bias current
0.9 2.0
Max Unit
2.5 mA
Test Condition
18