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S1T8513A - FM IF RECEIVER

Description

Pin No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Symbol OSCI OSCO MO VCC LI LD FSK1 IFO QD RAO LPFI LPFO BSC QC FSKO AO REGC REGO GND MI Description Oscillator input.

The oscillator is an internally-biased colpitts type.

Oscillator output.

Features

  • Operating voltage range: 1.0 ~ 4.0V Typical supply current: 1.1mA at 1.4V Low battery detection circuit (alarm function): 1.05V Voltage regulator : Vreg = 1.0V (Typ. ) Mixer operating frequency: 10 ~ 50MHz High transmitting rate: 1200 / 2400bps FSK Data reception Package type: 20-SSOP (0.65mm).

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Full PDF Text Transcription

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FM IF RECEIVER S1T8513A INTRODUCTION The S1T8513A is designed for FM IF Detection on the pager set. It includes a voltage regulator, low battery detection circuit, Mixer, Oscillator, FSK comparator and limiting IF Amplifier. 20−SSOP−225 FEATURES • • • • • • • • Operating voltage range: 1.0 ~ 4.0V Typical supply current: 1.1mA at 1.4V Low battery detection circuit (alarm function): 1.05V Voltage regulator : Vreg = 1.0V (Typ.) Mixer operating frequency: 10 ~ 50MHz High transmitting rate: 1200 / 2400bps FSK Data reception Package type: 20-SSOP (0.65mm) ORDERING INFORMATION Device S1T8513A02-V0B0 Package 20-SSOP-225 Operating Temperature −20°C to +70°C BLOCK DIAGRAM MI 20 GND 19 REGO REGC 18 17 AO 16 FSKO 15 QC 14 BSC 13 LPFO 12 LPFI 11 1.0V Reg 2’nd MIX FSK COMP.
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