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RF Micro Devices, Inc. RFMD[RF Micro Devices]
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| Part No. |
RF2917
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| OCR Text |
...tor configuration is a modified colpitts. A 100pF capacitor should be connected between pin 30 and pin 31.
OSC B OSC E
31 32
OSC E PD ESD
This pin is connected directly to the emitter of the reference oscillator transistor. A 10... |
| Description |
433/868/915MHZ FM/FSK RECEIVER SPECIALTY TELECOM CIRCUIT, PQFP32
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| File Size |
406.89K /
14 Page |
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it Online |
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Samsung Electronic SAMSUNG[Samsung semiconductor]
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| Part No. |
S1A0497X01-S0B0 S1A0497X01 S1A0497X01-I0B0
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| OCR Text |
...ON
The local oscillator uses a colpitts oscillator for stable oscillation at high frequency. This is built into the OSC buffer in order to stably operate the OSC frequency and OSC voltage at strong input.
VCC
MIX
OSC BUFF
8
15... |
| Description |
FM FRONT END
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| File Size |
173.18K /
10 Page |
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it Online |
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Samsung Electronic SAMSUNG[Samsung semiconductor]
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| Part No. |
S1T8513A02-V0B0 S1T8513A
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| OCR Text |
...illator is an internally-biased colpitts type. Oscillator output. Mixer output pin. Output impedance 2k. Connect a 455kHz filter between this pin and the LI. VCC pin. IF limiter amplifier input. Input impedance 2k. Bypass capacitor connect... |
| Description |
FM IF RECEIVER
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| File Size |
56.26K /
6 Page |
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it Online |
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