UMA1017M Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Fabricante
UMA1017M Datasheet PDF : 16 Pages
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Philips Semiconductors
Low-voltage frequency synthesizer
for radio telephones
PINNING
SYMBOL PIN
DESCRIPTION
FAST
1 control input to speed-up main
synthesizer
CPF
2 speed-up charge-pump output
CP
3 normal charge-pump output
VDD1
VDD2
RFI
4 digital power supply 1
5 digital power supply 2
6 1 GHz RF main divider input
DGND1
7 digital ground 1
fXTAL
PON
8 crystal frequency input from TCXO
9 power-on input
n.c.
10 not connected
CLK
11 programming bus clock input
DATA
12 programming bus data input
E
13 programming bus enable input
(active LOW)
ISET
14 regulator pin to set the charge-pump
currents
n.c.
15 not connected
AGND
16 analog ground
n.c.
17 not connected
VCC
DGND2
18 supply for charge-pump
19 digital ground 2
LOCK
20 in-lock detect output; test mode
output
Product specification
UMA1017M
Fig.2 Pin configuration.
1995 Jul 10
4
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