UMA1022M NXP Semiconductors, UMA1022M Datasheet - Page 3

• Manufacturer Part Number: UMA1022M
• Description: Low Cost Dual Frequency Synthesizer For Radio Telephones
• Manufacturer: NXP Semiconductors

Philips Semiconductors
ORDERING INFORMATION
BLOCK DIAGRAM
1998 Dec 09
handbook, full pagewidth
UMA1022M
TYPE NUMBER
Low cost dual frequency synthesizer for
radio telephones
XGND
XOUT
V DDX
XOUT
XIN
XIN
18
19
20
1
2
3
UMA1022M
SSOP20
NAME
RF CHARGE PUMP
REFERENCE
IF CHARGE PUMP
COMMON
CP B
DIVIDER
CP A
plastic shrink small outline package; 20 leads; body width 4.4 mm
17
4
V CCA
RF PHASE DETECTOR
IF PHASE DETECTOR
V CCB
16
5
MUX
Fig.1 Block diagram.
REFERENCE
SUBDIVIDER
RF A
IF B
15
6
DESCRIPTION
3
RF PRESCALER AND DIVIDER
PACKAGE
IF PRESCALER AND DIVIDER
AGND
ON B
MUX
7
14
RF DIVIDER LATCH
IF DIVIDER LATCH
REFERENCE
DIVIDER
LATCH
ON A
13
DGND
8
V DD
SERIAL
BUS
12
Product specification
UMA1022M
MGE627
SOT266-1
VERSION
11
10
9
CLK
DATA
E