Peak White Clip enable/disable. UHF oscillator ON/OFF. Modulator output attenuated-sound and video modulators ON/OFF. Sound subcarrier frequency control bits. Test mode bit—bus format compatible with MC44353. Auxiliary sound input enable/disable. Sound Oscillator ON/OFF. Logic Output Port. Picture-to-Sound carrier ratio. System L enable—selects AM sound and .
. . . . . . . . . . . . . 2 Device Overview . . . . . . 3 Maximum Ratings . . . . . 5 Electrostatic Discharge 5 Electrical Characteristics 5 6 I2C Bit Mapping . . . . . . . 6 7 I2C Programming . . . . . 7 8 Modulator High Frequency Characteristics 9 9 Video Characteristics . 10 10 Audio Characteristics . 11 11 Antenna Booster/Splitter Characteristics 12 12 Modulator Operation . 14 13 High-Speed I2C Compatible Bus 18 14 Application and Case Diagrams 21 1 2 3 4 5 These modulator ICs are for use in VCRs, games, set-top boxes, and similar devices. Figure 1 shows the pin connections. SCL SDA 1 2 3.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | MC44BC373C |
Motorola |
(MC44BC373C / MC44BC374C) PLL Tuned UHF and VHF Audio/Video High Integration Modulator | |
2 | MC44BC374 |
Motorola |
(MC44BC373 / MC44BC374) Multi-Standard or PAL/ NTSC Modulator | |
3 | MC44BC374C |
Motorola |
(MC44BC373C / MC44BC374C) PLL Tuned UHF and VHF Audio/Video High Integration Modulator | |
4 | MC44BC374T1 |
Motorola |
PLL Tuned PAL/NTSC UHF and VHF Audio/Video High Integration Modulator IC | |
5 | MC44BC375 |
Motorola |
PLL Tuned VHF Audio/ Video High Integration Modulator ICs | |
6 | MC44BC375J |
Freescale Semiconductor |
PLL Tuned VHF Audio/Video High Integration Modulator ICs | |
7 | MC44BC375T |
Freescale Semiconductor |
PLL Tuned VHF Audio/Video High Integration Modulator ICs | |
8 | MC44BC375U |
Freescale Semiconductor |
PLL Tuned VHF (Channel 3 / 4)Audio / Video Modulator | |
9 | MC44BC375UA |
Freescale Semiconductor |
PLL Tuned VHF (Channel 3 / 4)Audio / Video Modulator | |
10 | MC44BC380 |
Motorola |
VHF/ UHF ANTENNA BOOSTER/SPLITTER IC | |
11 | MC44BS373CA |
Motorola |
PLL-Tuned UHF and VHF Audio/Video High-Integration Modulator | |
12 | MC44BS374CA |
Motorola |
PLL Tuned UHF and VHF Audio/Video High Integration Modulator |