msm7728 Oki Semiconductor, msm7728 Datasheet - Page 19

• Manufacturer Part Number: msm7728
• Description: Single Rail Linear Codec
• Manufacturer: Oki Semiconductor

CR6 - - - Ringer tone control
¡ Semiconductor
CR7 - - - Power-on/off control
A2 A1 A0 B4 B3 B2 B1 B0
A2 A1 A0 B4 B3 B2 B1 B0
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
1
1
1
0
(Note1)
0
0
0
0
1
1
1
1
0
0
0
0
0
0
1
1
0
0
1
1
0
1
1
0
Make time
0
1 D 1h
0 D 2h
1 D 3h
0 D 4h
1 D 5h
0 D 6h
1 D 7h
1 D 9h
0 D Ah
1 D Bh
0 C 0h
Code
D 0h
HEX
16Hz alternation of 1kHz/1.3kHz
16Hz alternation of 2kHz/2.6kHz
Break time1
0: CODEC power-off
0: SPK power-off
0: EAR power-off
0: toneGEN power-off
0: SG/VR/PLL power-off
Above tones stop
Frequency
400Hz
1kHz
2kHz
Make time
Function
, 1: CODEC power-on
, 1: SPK power-on
, 1: EAR power-on
, 1: toneGEN power-on
, 1: SG/VR/PLL power-on
Break time2
Continuous
Continuous
Continuous
Continuous
Continuous
Make Time
0.25sec
0.25sec
0.5sec
0.5sec
1sec
1sec
Intermittent Time (Note1)
Break Time1 Break Time2
0.25sec
0.25sec
0.5sec
0.5sec
2sec
2sec
—
—
—
—
—
Make time
All paths enter a
power-down state
after reset is released
2.25sec
2.25sec
—
—
—
—
—
—
—
—
—
Remarks
MSM7728
Output
destination
of PB tone:
RINGP
RINGN
Remarks
19/23