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Número de pieza | M64821FP | |
Descripción | 1 CHIP SYNTHESIZER & MODULATOR FOR PHS | |
Fabricantes | Mitsubishi | |
Logotipo | ||
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No Preview Available ! MITSUBISHI ICs (COMMUNICATION)
M64821FP
1 CHIP SYNTHESIZER & MODULATOR FOR PHS
DESCRIPTION
The M64821FP is a semiconductor consisting of
PLL and Modulator.
Using Bi-CMOS technology, it contains dual PLL
(1.8GHz, 550MHz), a mixer for 2nd IF, transistor
for VCO , modulator and Up-convertor on chip.
PIN CONFIGURATION (TOP VIEW)
FEATURES
• Built-in 2nd mixer and RSSI
• Vcc=2.7 to 3.6V
• Icc= TYP.41mA (TX.), TYP.23mA (RX.)
• Built-in high accuracy phase shifter (CR type)
• Large Output (-13dBm type)
• Attenuator for Gain Control
• Gain characteristics with temperature dependent
• Built-in transistor and Buffer for 2nd Local VCO
• Built-in Buffer for 1.6GHz VCO
• Small Package (48pin QFP, lead pitch 0.5mm)
Outline 48P6D
APPLICATION
Digital cordless phone (PHS)
BLOCK DIAGRAM
to 1stMIX
from BBIC
VCO1
LPF
Control signals of
PLL(from BBIC)
L,C
Osc. Cir.
12 34
Vcc(MOD) 5
GND(MOD) 48
Ø
GND(SUB) 38
GAIN CONT
47
BPF
TX OUT
45
to RFIC
Up
Conv.
46 44
27 26 25 18 21 20 19 11 6 7 8 9 32 33
ON/OFFControl
(from BBIC)
17 CTL1(MainPLL)
Lock
CP1 Det
De-
coder
2nd Local
CP2
VCO
16 CTL2(LocalPLL)
15 CTL3(MOD&Up-Conv.)
14 CTL4(LIM&2ndMIX)
PLL1
(1st Local)
300KHz
Prescaler
fREF1
PLL2
(2nd Local)
100KHz
fREF2
1/2
13 CTL5(X'tal osc)
RSSI
34 Vcc(LIM)
31 GND(LIM)
DECOUPLE
36
LIM IN
35
OSC
2nd
MIX
29 30 28
24 23
22 12
10 40 39 42
MIX2OUT
37
41 GND
43 GND
X'tal
to BBIC
Matching
Cir.
BPF
1stIF
MITSUBISHI
ELECTRIC
1
1 page |
Páginas | Total 1 Páginas | |
PDF Descargar | [ Datasheet M64821FP.PDF ] |
Número de pieza | Descripción | Fabricantes |
M64821FP | 1 CHIP SYNTHESIZER & MODULATOR FOR PHS | Mitsubishi |
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