JVC HX-Z1

HX-Z1
49
5.17 BU9253AS (IC901) : LPF & Echo mixer
• Pin layout & Block diagram
• Pin function
Pin No. Symbol I/O Descriptions
1 GND - Connect GND
2 ECHO VR I Echo level control
3 - Non connect
4 BIAS - Analog part DC bias
5 DAINT IN I DA side integrator input
6 DAINT OUT O DA side integrator output
7 DALPF IN I DA side LPF input
8 DALPF OUT O DAside LPF output
9 MIX OUT O Mix AMP output for original tone& echo tone
10 MIX IN I Mix AMP input pin for original tone
11 ADLPF IN I AD side LPF input
12 ADLPF OUT O AD side LPF output
13 ADINT OUT O AD side integrator output
14 ADINT IN I AD side integrator input
15 VCC - Power supply
16 NC2 - Non connect
17 MUTE I Mute control signal input
18 CR - CR pin for oscillator