UMA1021AM Datasheet, PDF (11/16 Pages) NXP Semiconductors – Low-voltage frequency synthesizer for radio telephones

Philips Semiconductors
Low-voltage frequency synthesizer for
radio telephones
Product specification
UMA1021AM
handbook, full pagewidth
12 Ω
100
4.7
nF
µF
control
RF VCO
out
positive supply
LOCK
1
16 ^ISET
5.6 kΩ
(1)
(1)
CP ₂
(1)
(1)
12 Ω
(1)
VDD2 ₃
15 ^VCC
100 nF
14 ^GND(CP)
1 nF _{18 Ω 18 Ω}
100 nF
VSS3 ₄
13 ^XTAL
UMA1021AM
56 pF
RFI ₅
12 ^VDD1
18 Ω
56 Ω
56 pF
positive supply
to 1st mixer
1 kΩ
VSS2 ₆
PON ₇
11 ^E
10 DATA
positive supply
12 Ω 12 Ω 12 Ω
100 nF
1 nF
fosc
VCC
VTCXO
GND Vcontrol
100 nF
VSS1 ₈
9 ^CLK
12 Ω 12 Ω 12 Ω
3-wire bus
MGL408
(1) Values depend on application.
Fig.5 Typical test and application diagram.
1998 Nov 19
11