MC44BC374EJB Freescale Semiconductor, MC44BC374EJB Datasheet - Page 6

• Manufacturer Part Number: MC44BC374EJB
• Description: IC MODULATOR ANT BOOSTER 24TSSOP
• Manufacturer: Freescale Semiconductor
• Type: Modulatorr

Specifications of MC44BC374EJB

• Applications: Set-Top Boxes
• Mounting Type: Surface Mount
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

I
6 I
2
CA-CHIP ADDRESS
C1-High Order Bits
C0-Low Order Bits
FM-High Order Bits
FL-Low Order Bits
CHIP ADDRESS
R-Status Byte
C Bit Mapping
Bit Name
N0…N11
SFD0, 1
X5…X0
Y1, Y2
TPEN
SYSL
PWC
OOR
2
OSC
AUX
LOP
ATT
TB1
SO
PS
C Bit Mapping
WRITE MODE
READ MODE
RF oscillator out-of-frequency range information.
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 positive video modulation (MC44BC373/ only).
Test pattern enable—picture and sound.
Test mode bits—All bits are 0 for normal operation (see Test Mode tables, page 7 & page 8).
UHF frequency programming bits, in steps of 250kHz.
RF oscillator operating range information.
Freescale Semiconductor, Inc.
For More Information On This Product,
PWC
Bit 7
Bit 7
N5
—
MC44BC373/374 Technical Data
1
1
0
1
Go to: www.freescale.com
TPEN
Bit 6
OSC
Bit 6
AUX
N4
—
1
1
Bit 5
Bit 5
ATT
N11
SO
N3
—
0
0
Description
SFD1
Bit 4
Bit 4
LOP
N10
N2
—
0
0
SFD0
Bit 3
Bit 3
PS
N9
N1
—
1
1
Bit 2
Bit 2
TB1
X3
N8
N0
Y2
0
0
Bit 1
Bit 1
X2
X5
N7
X1
Y1
1
1
SYSL
OOR
Bit 0
Bit 0
N6
X4
X0
0
1
ACK
ACK
ACK
ACK
ACK
ACK
ACK
ACK
—