wl800 Mitel, wl800 Datasheet

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wl800

Manufacturer Part Number
wl800
Description
2.5ghz Frequency Synthesiser
Manufacturer
Mitel
Datasheet
The WL800 is a low power single chip frequency synthesiser.
The circuit is fabricated on Mitel Semiconductor HG process
and operates from a supply voltage of 2.7 - 3.6V. It is designed
to work with the Mitel Semiconductor WL600C RF and IF
circuit and the WL102 WLAN controller chip which together
make up the DE6038 frequency hopping Wireless Local Area
Network (WLAN) transceiver.
FEATURES
ORDERING INFORMATION
WL800/KG/TP1R
Low power consumption
2.5GHz input
144 frequencies, 1MHz steps (20MHz crystal)
Forms complete phase locked loop using external
VCO and loop components
Serially programmed via 3 wire bus
Contains anti-modulation circuit
Part of DE6038 Chip-set (WL600C, WL102)
ABSOLUTE MAXIMUM RATINGS
Supply Voltage Vcc
Transmit/Receive and
Standby Input
Prescaler Inputs Pins 30 &31 No DC. Externally Capacitively
Coupled.
Output Current (any output)
Junction temperature Tj
ESD protection:
Operating temperature
RELATED DOCUMENTS
WL600C, WL102 datasheets
2.5GHz Frequency Synthesiser
Fig.1 Pin connections - top view
Preliminary Information
PIN 1 IDENT
-0.5VDC to Vcc +0.5VDC
DS4583 1.6 October1997
WL800
-20 to +85 C
TQFP 32
TBD mA
150 C
4VDC
2kV

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wl800 Summary of contents

Page 1

... The WL800 is a low power single chip frequency synthesiser. The circuit is fabricated on Mitel Semiconductor HG process and operates from a supply voltage of 2.7 - 3.6V designed to work with the Mitel Semiconductor WL600C RF and IF circuit and the WL102 WLAN controller chip which together make up the DE6038 frequency hopping Wireless Local Area Network (WLAN) transceiver ...

Page 2

... WL800 DEVICE PIN OUT PIN REFERENCE 1 VCC1 2 CS-DATA 3 CS-CLK 4 CS-LOADB 5 STDBYB 6 VEE1 7 ISET 8 ICP 9 VEE3 10 TXD 11 COM CAP 12 RCOMP 13 IDOUT 14 TXRXB 15 VARICAP 16 VCC3 17 LOOPFILTER 18 CPUMPREF 19 CPUMPOUT 20 VEE2 21 SYSCLK 22 XTAL 23 XTALB 24 VCC2 25 FREF 26 LKCAP 27 LCKDETB VEE5 30 VCC 31 VCOIPB 32 VCOIP 2 TYPE DESCRIPTION ...

Page 3

... RCOMP SYSCLK XTALB XTAL1 XTAL2 B OUT CAP REF OUT REFERENCE BUFFER OSC A COUNTER M COUNTER INPUT REGISTER ICP ENABLEB CS-LOADB 8 4 Fig. 1 WL800 block diagram 28 6,9,20,29 1,16,24, Vee Vcc TXRXB STDBYB DIVIDE BY 20 PHASE DET LOCK & CHARGE DETECT PUMP 1/3 CPUMP CPUMP VARICAP ...

Page 4

... WL800 ELECTRICAL CHARACTERISTICS These characteristics are guaranteed over the following conditions (unless otherwise stated - +85 C, Vcc = 2.7V to 3.6V AMB Characteristic Supply current (total) Transmit Receive Supply current in standby PROGRAMMING INPUTS Logic low voltage Logic high voltage Input current Data clock frequency (1/tclock) ...

Page 5

... Unit Condition A Determined by application smoothing capacitor V I out = out = 0 A MHz Divided crystal reference mA Rpin 8 = 10k % Vp-p mV rms GHz A Rsource=20k A A Set by external resistor on pin 7 nA Leakage Current A Equal to 0.5 mod current WL800 5 ...

Page 6

... WL800 ELECTRICAL CHARACTERISTICS (continued) These characteristics are guaranteed over the following conditions (unless otherwise stated - +85 C, Vcc = 2.7V to 3.6V AMB Characteristic MOD. CURRENT INPUT Mod current set pin current COMPENSATION CAP PIN Compensation current Compensation current matching Compensation capacitor voltage Compensation capacitor voltage ...

Page 7

... Antimodulation The WL800 contains a data buffer circuit which accepts transmit data from the CMOS controller circuit and converts the CMOS input to a tristate current output for driving the transmit spectrum shaping filter. The buffer gives zero current for a logic “ ...

Page 8

... WL800 WL800 PROGRAMMING Frequency A counter MHz 2357 2358 2400 2401 2448 2449 2496 2497 2498 2499 2500 Notes: 1.The binary data is in reverse order. 2.The data is programmed with bit d7 first and d0 last d0 d1 TIMING DIAGRAM DATA CS_DATA CLOCK CS_CLK CS_LOADB DATA ...

Page 9

... CONTROL SIGNALS Control Line STDBYB TXRXB LCKDETB Logic ‘0’ Standby Receive Locked WL800 Logic ‘1’ Active Transmit Unlocked 9 ...

Page 10

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Page 11

... Mitel. This publication is issued to provide information only and (unless agreed by Mitel in writing) may not be used, applied or reproduced for any purpose nor form part of any order or contract nor to be regarded as a representation relating to the products or services concerned. The products, their specifications, services and other information appearing in this publication are subject to change by Mitel without notice. No warranty or guarantee express or implied is made regarding the capability, performance or suitability of any product or service. Information concerning possible methods of use is provided as a guide only and does not constitute any guarantee that such methods of use will be satisfactory in a specifi ...

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