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STC3500 Fiches technique(PDF) 5 Page - Connor-Winfield Corporation |
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STC3500 Fiches technique(HTML) 5 Page - Connor-Winfield Corporation |
5 / 48 page Preliminary Data Sheet: TM060 Page 5 of 48 Rev: P06 Date: 11/22/04 © Copyright 2001 The Connor-Winfield Corp. All Rights Reserved Specifications subject to change without notice Pin Description Table 1 continued Pin Name Pin # I/O Description Sel0 A9 I In Hardware Mode (HM_Ref = 1), Sel0 ~ Sel3 will determine the Free Run, Locked, Hold Over, and the Active Reference in Locked Mode. See Table 5 in Hardware Control Modes section Sel1 A10 I See Table 5 in Hardware Control Modes section Sel2 A11 I See Table 5 in Hardware Control Modes section Sel3 A12 I See Table 5 in Hardware Control Modes section BITS_Sel C11 I 1.544 MHz or 2.048 MHz BITS clock selection, 1 = 1.544 MHz, 0 = 2.048 MHz LOS H2 O Loss of signal indicator for the selected reference, 1 = Loss of Signal LOL J2 O Loss of phase lock, 1 = Loss of Lock Hold_Rdy K2 O Hold Over history built and usable = 1 Xref K1 I Cross Reference Input Ref1 M1 I Reference Input 1 Ref2 M2 I Reference Input 2 Ref3 M3 I Reference Input 3 Ref4 M4 I Reference Input 4 Ref5 M5 I Reference Input 5 Ref6 M6 I Reference Input 6 Ref7 M7 I Reference Input 7 Ref8 M8 I Reference Input 8 Sync_Clk G12 O Synchronous Clock: Output frequency is dependent on VCXO frequency Sync_8K J12 O Synchronous Clock: 8 kHz BITS_Clk L11 O BITS clock output Sync_2K K12 O Multi-frame sync: 2 kHz M_Clk F1 I OCXO or TCXO local crystal oscillator input VC_TTL F12 I VCXO TTL input VC_PPECL F11 I VCXO PPECL input VC_NPECL E11 I VCXO NPECL input VC_Sel D11 I Selects the VCXO output signal electrical format, 0: PECL, 1: TTL DACclk B12 O DAC Serial Bus Interface: CLK DACdin C12 O DAC Serial Bus Interface: Din DACld D12 O DAC Serial Bus Interface: CS/LD E2scl D1 O EEPROM interface: SCL E2sda D2 I/O EEPROM interface: SDA E2wp E2 O EEPROM interface: WP MNC G1, G4, Mandatory no-connect - must be left floating L10, M11, M12 |
Numéro de pièce similaire - STC3500 |
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Description similaire - STC3500 |
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