
HT-CN150DVW
60
Echo Processor IC (PT2399)
Pin Description:
Pin Name
I/O
Description
Pin No.
VCC
-
Analog Supply Voltage Input
1
REF
-
Analog Reference Voltage (=1/2VCC)
2
AGND
-
Anolog Ground
3
DGND
-
Digital Ground
4
CLK_0
O
System Clock Output Pin
5
VCO
I
Frequency Adjustment Pin
6
CC1
-
Current Contol 1
7
CC0
-
Current Contol 0
8
OP1-OUT
O
OP Amplifier 1 Output This pin can be used as Modulated Integrator by connecting
Capacitor.
9
OP1-IN
I
OP Amplifier 1 Intput This pin can be used as Demodulated Integrator by connecting
Capacitor.
10
OP2-IN
I
OP Amplifier 2 Input This pin can be used as Demodulated Integrator by connecting
Capacitor.
11
OP2-OUT
O
OP Amplifier 2 Output This pin can be used as modulated Integrator by connecting
Capacitor.
12
LPF2-IN
I
Low Pass Filter 2 Input Pin
13
LPF2-OUT
O
Low Pass Filter 2 Output Pin
14
LPF1-OUT
O
Low Pass Filter 1 Output Pin
15
LPF1-IN
I
Low Pass Filter 1 Input Pin
16