MC44BS373CAEFR2 Freescale Semiconductor, MC44BS373CAEFR2 Datasheet - Page 11

• Manufacturer Part Number: MC44BS373CAEFR2
• Description: IC AUD/VID PAL MODULATOR 16-SOIC
• Manufacturer: Freescale Semiconductor

Specifications of MC44BS373CAEFR2

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MC44BS373CAEFR2TR

Table 15 lists the UHF settings used.
Table 16 lists the other settings used.
Table 17 lists settings of fields X2, X1, and X0, used to set the device into test mode 1 and to control the
VHF range.
X2
0
0
0
0
1
SREF
OSC
OSC
LOP
ATT
ATT
SO
Bit
Bit
X1
0
0
1
1
0
Test modes 1 and 2 are intended for manufacturing test purposes only and
cannot be used for normal applications, except for VHF range (states 1.b
to 1.e).
X0
0
1
0
1
0
1, 1, 1
Value
Value
0
1
0
1
0
1
0
1
Table 17. Write Mode—Test Mode 1 and VHF Range
State
1.a
1.b
1.c
1.d
1.e
Normal operation
UHF oscillator disabled (oscillator and PLL sections bias turned off)
Normal operation
Modulator output attenuation (sound and video modulators sections bias turned off)
Sound reference frequency = 31.25 kHz.
Sound reference frequency = 62.5 kHz.
LOP pin is low voltage.
LOP pin is high impedance.
Puts the MC44BS373CA into standby mode. See Section 15.3, “Standby Mode,” for
more information.
Normal operation
RF frequency divided for low-frequency testing or VHF range: RF/2
RF/4
RF/8
RF/16
Modulator Output Attenuation
MC44BS373CA Data Sheet
Table 16. Other Settings
Table 15. UHF Settings
Logic Output Port
UHF Oscillator
Standby Mode
Sound PLL
NOTE
Description
Setting
Setting
I2C Programming