LP3939 Datasheet, PDF (2/7 Pages) National Semiconductor (TI) – Power Amplifier Driver For Dual Band CDMA Handsets

Connection Diagram
(LLP16: NSC Marketing Drawing LQA16A)
20083102
Top View
See NS Package Number LQA16A
Pin Description
Pin
Name
Functional Description
1
INV_A1 Input
2
V_DD2
Supply. V_DD1 and V_DD2 must be
tied together externally.
3
PCS_ON Output, open drain
4 PCS_GAIN Output, open drain
5
INV_Y1 Output
6 GAIN_MODE Input
7
EN_CELL Input
8
EN_PCS Input
9 CELL_GAIN Output, open drain
10 CELL_ON Output, open drain
11
V_DD1
Supply. V_DD1 and V_DD2 must be
tied together externally.
12
PA_ON Output
13
INV_A2 Input
14
INV_Y2 Output, open drain
15
GND
GND
16 A1_SINK Output, open drain
Ordering Information
LP3939 Supplied as 1k Units, Tape and Reel
LP3939ILQ
Note:
U-wafer fab code
Z-assembly plant code
XY-date code
TT-die run traceability
LP3939 Supplied as 4.5k Units, Tape and Reel
LP3939ILQX
Package Marking
National Logo
UZXYTT
LP3939
www.national.com
2