2024年5月8日发(作者:喻瑾)
RF COMMUNICATIONS PRODUCTS
SA636
Low voltage high performance mixer FM
IF system with high-speed RSSI
Product specification
Replaces data of 1994 Jun 16
IC17 Data Handbook
1997 Nov 07
Philips Semiconductors
Philips SemiconductorsProduct specification
Low voltage high performance mixer FM IF
system with high-speed RSSI
SA636
DESCRIPTIONPIN CONFIGURATION
The SA636 is a low-voltage high performance monolithic FM IF
system with high-speed RSSI incorporating a mixer/oscillator, two
DK Package
limiting intermediate frequency amplifiers, quadrature detector,
logarithmic received signal strength indicator (RSSI), voltage
regulator, wideband data output and fast RSSI op amps. The
RF
IN
120
MIXER OUT
SA636 is available in 20-lead SSOP (shrink small outline package).
RF BYPASS
219
IF AMP DECOUPLING
The SA636 was designed for high bandwidth portable
XTAL OSC
(EMITTER)
318
IF AMP IN
communication applications and will function down to 2.7V. The RF
section is similar to the famous SA605. The data output has a
XTAL OSC (BASE)
417
IF AMP DECOUPLING
minimum bandwidth of 600kHz. This is designed to demodulate
V
CC
516
IF AMP OUT
wideband data. The RSSI output is amplified. The RSSI output has
RSSI FEEDBACK
615
GND
access to the feedback pin. This enables the designer to adjust the
level of the outputs or add filtering.
RSSI
OUT
714
LIMITER IN
SA636 incorporates a power down mode which powers down the
POWER DOWN CONTROL
813
LIMITER DECOUPLING
device when Pin 8 is low. Power down logic levels are CMOS and
DATA OUT
912
LIMITER DECOUPLING
TTL compatible with high input impedance.
QUADRATURE IN
1011
LIMITER OUT
APPLICATIONS
•
DECT (Digital European Cordless Telephone)
SR00491
•
Digital cordless telephones
Figure 1. Pin Configuration
•
Digital cellular telephones
•
Portable high performance communications receivers
•
XTAL oscillator effective to 150MHz (L.C. oscillator to 1GHz local
oscillator can be injected)
•
Single conversion VHF/UHF receivers
•
•
92dB of IF Amp/Limiter gain
FSK and ASK data receivers
25MHz limiter small signal bandwidth
•
•
Wireless LANs
•
Temperature compensated logarithmic Received Signal Strength
Indicator (RSSI) with a dynamic range in excess of 90dB
FEATURES
•
RSSI output internal op amp
•
Wideband data output (600kHz min.)
•
Internal op amps with rail-to-rail outputs
•
Fast RSSI rise and fall times
•
Low external component count; suitable for crystal/ceramic/LC
•
Low power consumption: 6.5mA typ at 3V
filters
•
Mixer input to >500MHz
•
Excellent sensitivity: 0.54µV into 50Ω matching network for 12dB
SINAD (Signal to Noise and Distortion ratio) for 1kHz tone with RF
•
Mixer conversion power gain of 11dB at 240MHz
at 240MHz and IF at 10.7MHz
•
Mixer noise figure of 12dB at 240MHz
•
ESD hardened
•
10.7MHz filter matching (330Ω)
•
Power down mode (I
CC
= 200µA)
ORDERING INFORMATION
DESCRIPTIONTEMPERATURE RANGEORDER CODEDWG #
20-Pin Plastic Shrink Small Outline Package (Surface-mount)-40 to +85°CSA636DK
SOT266-1
1997 Nov 07
2
853-1757 18664
2024年5月8日发(作者:喻瑾)
RF COMMUNICATIONS PRODUCTS
SA636
Low voltage high performance mixer FM
IF system with high-speed RSSI
Product specification
Replaces data of 1994 Jun 16
IC17 Data Handbook
1997 Nov 07
Philips Semiconductors
Philips SemiconductorsProduct specification
Low voltage high performance mixer FM IF
system with high-speed RSSI
SA636
DESCRIPTIONPIN CONFIGURATION
The SA636 is a low-voltage high performance monolithic FM IF
system with high-speed RSSI incorporating a mixer/oscillator, two
DK Package
limiting intermediate frequency amplifiers, quadrature detector,
logarithmic received signal strength indicator (RSSI), voltage
regulator, wideband data output and fast RSSI op amps. The
RF
IN
120
MIXER OUT
SA636 is available in 20-lead SSOP (shrink small outline package).
RF BYPASS
219
IF AMP DECOUPLING
The SA636 was designed for high bandwidth portable
XTAL OSC
(EMITTER)
318
IF AMP IN
communication applications and will function down to 2.7V. The RF
section is similar to the famous SA605. The data output has a
XTAL OSC (BASE)
417
IF AMP DECOUPLING
minimum bandwidth of 600kHz. This is designed to demodulate
V
CC
516
IF AMP OUT
wideband data. The RSSI output is amplified. The RSSI output has
RSSI FEEDBACK
615
GND
access to the feedback pin. This enables the designer to adjust the
level of the outputs or add filtering.
RSSI
OUT
714
LIMITER IN
SA636 incorporates a power down mode which powers down the
POWER DOWN CONTROL
813
LIMITER DECOUPLING
device when Pin 8 is low. Power down logic levels are CMOS and
DATA OUT
912
LIMITER DECOUPLING
TTL compatible with high input impedance.
QUADRATURE IN
1011
LIMITER OUT
APPLICATIONS
•
DECT (Digital European Cordless Telephone)
SR00491
•
Digital cordless telephones
Figure 1. Pin Configuration
•
Digital cellular telephones
•
Portable high performance communications receivers
•
XTAL oscillator effective to 150MHz (L.C. oscillator to 1GHz local
oscillator can be injected)
•
Single conversion VHF/UHF receivers
•
•
92dB of IF Amp/Limiter gain
FSK and ASK data receivers
25MHz limiter small signal bandwidth
•
•
Wireless LANs
•
Temperature compensated logarithmic Received Signal Strength
Indicator (RSSI) with a dynamic range in excess of 90dB
FEATURES
•
RSSI output internal op amp
•
Wideband data output (600kHz min.)
•
Internal op amps with rail-to-rail outputs
•
Fast RSSI rise and fall times
•
Low external component count; suitable for crystal/ceramic/LC
•
Low power consumption: 6.5mA typ at 3V
filters
•
Mixer input to >500MHz
•
Excellent sensitivity: 0.54µV into 50Ω matching network for 12dB
SINAD (Signal to Noise and Distortion ratio) for 1kHz tone with RF
•
Mixer conversion power gain of 11dB at 240MHz
at 240MHz and IF at 10.7MHz
•
Mixer noise figure of 12dB at 240MHz
•
ESD hardened
•
10.7MHz filter matching (330Ω)
•
Power down mode (I
CC
= 200µA)
ORDERING INFORMATION
DESCRIPTIONTEMPERATURE RANGEORDER CODEDWG #
20-Pin Plastic Shrink Small Outline Package (Surface-mount)-40 to +85°CSA636DK
SOT266-1
1997 Nov 07
2
853-1757 18664