TC9496AF Datasheet, PDF (7/48 Pages) Toshiba Semiconductor – 1 Chip Audio Digital Signal Processor

Pin No.
Symbol
De-emphasis control pins
Function
57
EM0
58
EM1
EM1 EM0 De-Emphasis Setting
0
0 De-emphasis off
0
1 fs = 48 kHz
1
0 fs = 44.1 kHz
1
1 fs = 32 kHz
TC9496AF
Source oscillation frequency/ASP operation speed switching pins
59
STEP1
60
STEP0
STEP1 STEP0
0
0
0
1
1
*
Source
Oscillation
Frequency
fs ´ 512
No. of ASP Operation
Steps
340/fs
fs ´ 768
510/fs
Prohibited
61
RESET Reset pin. L at initialization.
62
V_DD
Power pin
63
SYNC Program operation SYNC signal input pin.
LR clock signal input pin for serial output data.
64
ELRO
Valid when serial data are output in a slave operation (set the command-4Dh).
LR clock signal input pin for serial input data.
65
ELRI
Valid when serial data are input in a slave operation (set the command-4Dh).
Bit clock signal input pin for serial output data.
66
EBCO
Valid when serial data are output in a slave operation (set the command-4Dh).
Bit clock signal input pin for serial input data.
67
EBCI
Valid when serial data are input in a slave operation (set the command-4Dh).
Serial input data signal input pin. Connected to internal register in ASP block.
68
DIN
The internal register connected is set up by the microcomputer command (command-43h).
Serial input data signal input pin. Connected to internal register in ASP block.
69
DOUT
The internal register connected is set up by the microcomputer command (command-43h).
70
GND Ground pin
7
2002-01-11