UMA1015AM Datasheet, PDF (3/24 Pages) NXP Semiconductors – Low-power dual frequency synthesizer for radio communications

Philips Semiconductors
Low-power dual frequency synthesizer
for radio communications
Product specification
UMA1015AM
ORDERING INFORMATION
TYPE NUMBER
UMA1015AM
NAME
SSOP20
PACKAGE
DESCRIPTION
plastic shrink small outline package; 20 leads; body width 4.4 mm
BLOCK DIAGRAM
VERSION
SOT266-1
handbook, full pagewidth
11
CLK
12
DATA
4-BIT SHIFT
REGISTER
13
E
ADDRESS
DECODER
6
RFA
5
HPD
10
fXTALO
fXTALIN ⁸
15
RFB
1997 Sep 03
VDD1
4
VDD2
14
DGND
7
AGND
16
ISET
20
VCC
18
17-BIT SHIFT REGISTER
CONTROL LATCH
power OOL current port
down select ratio bits
LATCH
MAIN DIVIDER
TOOL A
RFA/64
SYNTHESIZER A
PUMP
BIAS
VOLTAGE
DOUBLER
VDB enable
RF/64
PHASE
DETECTOR
3
CPA
LOCK
DETECTOR
phase
error
LATCH
REFERENCE DIVIDER
DIV
BY 2
SR
UMA1015AM
SYNTHESIZER B
LATCH
MAIN DIVIDER
TOOL B
RFB/64
TOOL A
TOOL B
LOCK
SELECT
19
P0/OOL
1
P1
2
P2
9
P3
LOCK
DETECTOR
phase
error
PHASE
DETECTOR
17
CPB
MGG523
Fig.1 Block diagram.
3