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Os motores de busca de Datasheet de Componentes eletrônicos |
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STCD23x0 Folha de dados(PDF) 10 Page - STMicroelectronics |
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STCD23x0 Folha de dados(HTML) 10 Page - STMicroelectronics |
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10 / 39 page  Device overview STCD22x0, STCD23x0, STCD24x0 10/39 Doc ID 15400 Rev 2 Table 2. Pin functions (STCD22x0, 2-channel) Pin number Pin name Description A1 VCC Supply voltage (decouple with a 1 µF capacitor to GND) B1 VTCXO LDO output for external clock source (decouple with a 1 µF capacitor to GND) C1 MCLK Master clock input D1 OPT2 Optional pin 2. Connect to VCC or GND on PC board to field configure EN2 active high/low. Refer to Section 3.2: Enable polarity for detailed information. A2 BYP Bypass capacitor input pin (10 nF capacitor should be connected to GND in order to improve thermal noise performance) B2 GND Supply ground C2 MCREQ Master clock request signal (open drain, active low) D2 OPT1 Optional pin 1. Connect to VCC or GND on PC board to field configure EN1 active high/low. Refer to Section 3.2: Enable polarity for detailed information. A3 CLK1 Clock output channel - output 1 B3 EN1 Clock output channel enable-1 (active high/low OPT1 field programmable) C3 EN2 Clock output channel enable-2 (active high/low OPT2 field programmable) D3 CLK2 Clock output channel - output 2 Table 3. Pin functions (STCD23x0, 3-channel) Pin number Pin name Description A1 VCC Supply voltage (decouple with a 1 µF capacitor to GND) B1 VTCXO LDO output for external clock source (decouple with a 1 µF capacitor to GND) C1 MCLK Master clock input D1 EN3 Clock output channel enable-3 (active high/low factory laser programmable) A2 BYP Bypass capacitor input pin (10 nF capacitor should be connected to GND in order to improve thermal noise performance) B2 GND Supply ground C2 MCREQ Master clock request signal (open drain, active low) D2 CLK3 Clock output channel - output 3 A3 CLK1 Clock output channel - output 1 B3 EN1 Clock output channel enable-1 (active high/low factory laser programmable) C3 EN2 Clock output channel enable-2 (active high/low factory laser programmable) D3 CLK2 Clock output channel - output 2 |
Nº de peça semelhante - STCD23x0 |
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Descrição semelhante - STCD23x0 |
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