MC44BC375UAFC Freescale Semiconductor, MC44BC375UAFC Datasheet
![no-image](/images/manufacturer_photos/0/2/262/freescale_semiconductor_sml.jpg)
MC44BC375UAFC
Specifications of MC44BC375UAFC
Related parts for MC44BC375UAFC
MC44BC375UAFC Summary of contents
Page 1
... Also available, for a limited time, in the standard Pb package with the D suffix MC44BC375U/UA Clamp Video In Clip VCO Crystal AM/FM Audio In Audio Control Channel 3/4 © Freescale Semiconductor, Inc., 2006. All rights reserved. power of 76 dBµV power of 80 dBµV OUT Mixer Σ TVOUT MC44BC375UEF, R2 MC44BC375UAEF, R2 MC44BC375UD, R2 Mixer MC44BC375UAD, R2 Note: For tape and reel, add the R2 suffix ...
Page 2
... Sound PLL loop filter Power save mode and LO control Video input IN Main analog supply voltage CC Analog ground RF output signal OUT RFoutput stage supply voltage CC RF PLL loop filter Sound frequency select (Low = 5.5 MHz, High = MHz 4.5 MHz) CC Application Specific Products Freescale Semiconductor ...
Page 3
... The sound oscillator, UHF oscillator and VHF dividers, video and sound modulator sections bias are internally turned OFF. Application Specific Products Freescale Semiconductor FUNCTIONAL OVERVIEW 2. A modulator section which accepts audio and video inputs and modulates the VHF carrier. ...
Page 4
... By default (open condition), all pins are “HI”. Table 2. Configuration Pin Settings Pin No Pin Name 1 CHS 2 PSS 9 PSave/ Power save Mode LOP 16 SFS LO (grounded) HI (open or +5.0 V) CH4 CH3 Normal Operation LOP pin LO LOP pin HI (Low voltage) (High impedance) 5.5 MHz 4.5 MHz Application Specific Products Freescale Semiconductor ...
Page 5
... Total standby mode supply current Sound comparator charge pump current: RF comparator charge pump current Crystal oscillator stability-negative resistance Threshold level on pins: CHS, PSS, SFS, Psave/LO Logic Output Port: Saturation voltage at I Ambient Temperature Application Specific Products Freescale Semiconductor ELECTRICAL SPECIFICATIONS Symbol Min V -0 -0.3 ...
Page 6
... Typ Max Unit -1.5 -0.5 — dB — — 1.5 Vcvbs µA — 0.2 1.0 — 500 — KΩ — — — — ±1.0 — deg — 1.0 5.0 % 6.8/3.2 — 7.2/2.8 — 90.5 95 99.5 % Application Specific Products Freescale Semiconductor Type Type ...
Page 7
... Reference 1.0 KHz, Measure from KHz Depends on loop filter components Audio Distortion FM (THD only) At 1.0 KHz, 100% modulation (±50 KHz) No video Audio S/N with Sync Buzz FM 1. See Performance Measurement Test Set-ups, Application Specific Products Freescale Semiconductor (1) Min Test Conditions 14 12 1.5 75 ...
Page 8
... Measure in dBc, in reference to picture carrier (RFout_Ref), second harmonic of chroma at channel frequency plus 2 times chroma frequency, resulting in the following spectrum. Picture carrier Chroma carrier Fo +4.43 MHz +5.5 MHz Sound 2nd harm Sound 3rd harm +11 MHz +16.5 MHz Sound carrier Chroma 2nd Harmonic +8.86 MHz Application Specific Products Freescale Semiconductor ...
Page 9
... Video: 600 mV sinusoidal signal inserted (pp) on the black level of active video area. Application Specific Products Freescale Semiconductor Measurement Set-Up Chroma/Sound Intermodulation Measure in dBc, in reference to picture carrier (RFout_Ref), intermodulation product at channel frequency plus the sound carrier frequency (+5.5 MHz) minus the chroma frequency (-4.43 MHz), resulting in the following spectrum. ...
Page 10
... CCIR 330. the largest positive or negative difference = DIFF GAIN the amplitude at position 0 The video analyzer method takes the worst step from the first 4 steps. CCIR line 330 corresponds to FCC line 17 in NTSC/M standard 100 100% Application Specific Products Freescale Semiconductor ...
Page 11
... Audio analyzer is varied to obtain a deviation of 50 KHz indicated on the Demodulator. Application Specific Products Freescale Semiconductor Measurement Set-Up Video Modulation Depth This is measured using a HP8596E Spectrum Analyzer with a TV Trigger option, allowing demodulation and triggering on any specified TV Line. The analyzer is centered on the maximum peak of the Video signal and reduced to zero Hertz span in Linear mode to demodulate the Video carrier ...
Page 12
... PIN CIRCUIT SCHEMATICS Pin 8: SPLLFLT Pin 10: VIDEO Pin 13: RF Pin 14: RFOV 10k audio Pin 15: PLLFLT Figure 3. Pin Schematics ( ) ⁄ Signal + Noise Noise VCC VCC 5K VCC IN 500 10K 10K VCC OUT VCC 75 CC VCC VCC 100 2K Application Specific Products Freescale Semiconductor ...
Page 13
... Figure 4. Application Specific Products Freescale Semiconductor APPLICATION SCHEMATIC MC44BC375U/UA Application Schematic MC44BC375U 13 ...
Page 14
... MC44BC375U 14 PACKAGE DIMENSIONS Figure 5. SOIC16 Package Dimensions Application Specific Products Freescale Semiconductor ...
Page 15
... Application Specific Products Freescale Semiconductor Figure 6. SOIC16 Package Dimensions - part 2 MC44BC375U 15 ...
Page 16
... Freescale Semiconductor product could create a situation where personal injury or death may occur. Should Buyer ...