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PMB2220 Datasheet

  • PMB2220

  • Serial-Input Frequency Synthesizer

  • 23頁

  • ETC

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PMB 2220
Version 2.2
1
Overview
Combined with a PLL (i.e. PMB 2306 or PMB 2307)
and a power amplifier, the PMB 2220 device performs
a complete DECT transmitter. Additionally, the phase
locked loop can be switched to receive mode and be
used as a local oscillator for the receive mixer.
P-SSOP-20-1
1.1
Features
鈥?Either
single VCO operation
(for receive and transmit)
or
dual VCO operation
(VCO1 for receive and
VCO2 for transmit) possible
鈥?64/65- prescaler on chip
鈥?Frequency doubler for receive and transmit mode
with balanced driver outputs
鈥?Supply voltage regulator (with external
pnp
-
transistor) for the two VCOs
鈥?Power down for the inactive VCO
鈥?Current reference output for PLL charge pump to get constant lock-in time
鈥?Wide power supply range 3.0 ... 5.5 V, for 3 cell supply without external regulator
Type
PMB 2220
Ordering Code
Q67000-A6079
Package
P-SSOP-20-1
Semiconductor Group
1
08.95

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