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TC530 датащи(PDF) 7 Page - TelCom Semiconductor, Inc |
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TC530 датащи(HTML) 7 Page - TelCom Semiconductor, Inc |
7 / 15 page 3-53 TELCOM SEMICONDUCTOR, INC. 7 6 5 4 3 1 2 8 5V PRECISION DATA ACQUISITION SUBSYSTEMS TC530 TC534 Figure 1. Serial Port Timing tRD tRS tDRS tPWL R/W READ TIMING READ FORMAT WRITE FORMAT WRITE TIMING WRITE DEFAULT TIMING EOC DOUT DCLK R/W EOC DOUT DCLK EOC SGN MSB LSB OVR tLS tDLS tPWL R/W DIN DCLK tLDL tLDS R/W DIN R/W DOUT DCLK MSB LSB For Polled vs Interrupt Operation and Write Value Modified Cycle Use TC520A Data Sheet Figure 1 & 2. PIN DESCRIPTION (Cont.) Pin No. Pin No. Pin No Pin No. (TC530 (TC530 (TC534 (TC534 28-Pin 28-Pin 40-Pin 44-Pin PDIP, 300 Mil.) SOIC) PDIP) PQFP) Symbol Description 22 22 32 30 VCCD Analog Input. Power supply connection for digital logic and serial port. Proper power-up sequencing is critical, see the Applications section. 23 23 34 32 OSC Input. The negative power supply converter normally runs at a frequency of 100kHz. This frequency can be slowed down to reduce quiescent current by connecting an external capacitor between this pin and V+S. (See Typical Characteristics). 25 25 37 35 VDD Analog Input. Power supply connection for the A/D analog section and DC-DC converter. Proper power-up sequencing is critical, see the Applications section. 26 26 38 36 CAP+ Analog Input. Storage capacitor positive connection for the DC/DC converter. 27 27 39 37 AGND Analog Input. Ground connection for DC/DC converter. 28 28 40 38 CAP– Analog Input. Storage capacitor negative connection for the DC/DC converter. 13, 24 13, 24 28, 29, 31, 1, 25, 26, 27 NC No connect. Do not connect any signal to these pins. 33, 35, 36 29, 31, 33, 34, 39, 44, |
Аналогичный номер детали - TC530 |
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Аналогичное описание - TC530 |
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