UMA1021M Datasheet, PDF (12/16 Pages) NXP Semiconductors – Low-voltage frequency synthesizer for radio telephones

Philips Semiconductors
Low-voltage frequency synthesizer
for radio telephones
Product specification
UMA1021M
handbook, full pagewidth
12 Ω
100 nF
control
RF VCO
out
positive supply
positive supply
(1)
(1)
1 nF _{18 Ω}
1 nF
18 Ω
1
20
2
5.6 kΩ
19
12 Ω 12 Ω 12 Ω
(1)
(1)
12 Ω
3
18
(1)
4
17
100 nF
5
16
18 Ω
1 nF
UMA1021M
6
15
56 Ω
7
14
positive supply
8
13
100 nF
1 nF
1 nF
100 nF
fosc
VCC
VTCXO
GND
Vcont
100 nF
to 1st mixer
9
12
10
11
1 kΩ 1 kΩ 1 kΩ
3-wire bus
MBG367
(1) Values depend on application.
Fig.5 Typical test and application diagram.
1999 Jun 17
12