TK15413
PIN FUNCTION DESCRIPTION
TERMINAL
PIN
NO.
SYMBOL
VOLTAGE
1
INPUT_A
3
INPUT_B
1.25 V
1.25 V
INTERNAL EQUIVALENT CIRCUIT
VCC
10 kΩ
2.0 V
DESCRIPTION
Chromanance Input
Terminals.
The chromanance input
signal is biased to 2.0 V by
a 10 kΩ resistor.
2
VCC
VCC
4 CHANGE-OVER SW
5
STANDBY
2.1 V
VCC
75 k
75 k
VCC
200 k
5k
Power Supply Terminal
Change-Over Switch
Terminal for selecting the
chromanance signal at the
output terminal.
The input_A signal is
applied to the output when
Pin 4 is connected to Low.
The input_B signal is
applied to the output when
Pin 4 is connected to High.
Standby Logic Terminal.
The device is in the
standby mode when Pin 5
is connected to Low.
The device is in the
operating mode when Pin 5
is connected to High or
Open.
6
GND
7
SAG
8
OUTPUT
GND
1.25 V
1.25 V
VCC
1.5 k
5k
GND Terminal
Pin 7: SAG Terminal.
Pin 8: Chromanance
Output Terminal.
The chromanance output is
available to drive a 75 Ω +
75 Ω load.
January 2000 TOKO, Inc.
Page 7