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SM9503A Folha de dados(PDF) 3 Page - Nippon Precision Circuits Inc |
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SM9503A Folha de dados(HTML) 3 Page - Nippon Precision Circuits Inc |
3 / 9 page SM9503A NIPPON PRECISION CIRCUITS INC.—3 BLOCK DIAGRAM PIN DESCRIPTION Pad number Pin number Name I/O1 1. I: input, O: output, Ipu: input with pull-up resistor, –: supply pin A/D2 2. A: analog signal, D: digital signal Description 1 7 XI I A Crystal filter input connection 2 8 LF O A Rectifier LPF capacitor connection 3 9 CB O A Bottom-hold detector capacitor connection 4 10 CP O A Peak-hold detector capacitor connection 5 11 HLDN Ipu D AGC gain hold control (active LOW) 6 12 VSS − A( −) Negative supply input (substrate potential) 7 13 OUT O D Time code output (active LOW) 8 14 PON Ipu D Standby-mode control input (active LOW) 9 15 VDD − A( +) Positive supply input 10 − VDDA − A( +) Positive supply input (AGC amplifier) 11 16 IN2 I A Antenna input 2 12 1 NC ×× No connection (must be open) 13 2 IN1 I A Antenna input 1 14 3 NC ×× No connection (must be open) 15 4 VSSA − A( −) Negative supply input (AGC amplifier) 16 5 XO1 O A Crystal filter output 1 17 6 XO2 O A Crystal filter output 2 VDDA VSS VDD CP AGC Control Peak/Bottom Hold Det. Decoder CB HLDN XI OUT LF XO1 VSSA IN1 IN2 XO2 LPF Rectifier Post Amp AGC Amp PON Bias CC |
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Descrição semelhante - SM9503A |
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