TEA0679 NXP Semiconductors, TEA0679 Datasheet - Page 23

• Manufacturer Part Number: TEA0679
• Description: I2c-bus Controlled dual Dolby* B-type Noise Reduction Circuit for Playback Applications
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 7 Write byte 4; OFFCHB
Table 8 Optionally pin controlled switch functions
Table 9 MAD switch
Table 10 BEN switch
1998 Nov 12
Maximum positive
Maximum negative
Equalization time constant
Head switch
I
reduction circuit for playback applications
OFFSET CHANNEL B
70 s
120 s
70 s
IN2
IN1
IN2
2
C-bus controlled dual Dolby* B-type noise
FUNCTIONS
POSITIONS
Active; V
I
2
C-BUS OPERATION MODE
Active; 5 V thresholds
Active; 5 V thresholds
MODULE ADDRESS
BEN
101 100 10
101 100 10
101 100 00
Inactive
related thresholds
OFB7
OUTPUT
MSB
...
HIGH
0
1
LOW
LOW
PIN STATE
OFB6
...
0
1
HS (PIN 18)
open-circuit
open-circuit
INPUT
LOW
OFB5
...
0
1
BITS OF DATA BYTE OFFCHB
23
DATA BIT
HSW
OFB4
0
1
...
0
1
OFB3
OUTPUT
...
0
1
HIGH
LOW
LOW
HIGH (5 V to V
HIGH (3 to 5 V)
BEN (PIN 32)
MAD (PIN 1)
open-circuit
open-circuit
PIN STATE
HIGH
LOW
LOW
OFB2
...
0
1
EQS (PIN 5)
open-circuit
open-circuit
INPUT
LOW
CC
)
Product specification
OFB1
TEA0679T
...
0
1
DATA BIT
EQT
OFB0
0
1
LSB
...
0
1