SC9235S SILAN [Silan Microelectronics Joint-stock], SC9235S Datasheet - Page 6

• Manufacturer Part Number: SC9235S
• Description: ELECTRONIC VOLUME
• Manufacturer: SILAN [Silan Microelectronics Joint-stock]

4. INITIALIZATION AND BACKUP OPERATION
Power on.
V
0V
DD
1) Initialization operation
2) Backup operation
When power on, volume level is set to initial value (46dB) by setting INT pin to "L" level for a while.
Adjust condenser value which is set INT pin to the period while INT pin is "L" level is longer than 1ms when
Internal operation is all stopped when INH pin is "L" level, and prohibit input and output.
Volume data is remains while Backup mode with low current consumption.
V
0V
V
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
IL
DD
NORMAL MODE
Silan
Semiconductors
t
BACKUP MODE
V
V
INH
DD
DD
t≥1ms
6
INT
2V
NORMAL MODE
Back up data is lost
V
Minimum Voltage for Back up is 2.0V.
Back up
DD
MIN≥2.0V
SC9235
Rev: 1.0
2000.12.31