tc9496af TOSHIBA Semiconductor CORPORATION, tc9496af Datasheet - Page 6

• Manufacturer Part Number: tc9496af
• Description: 1 Chip Audio Digital Signal Processor
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Operation
1. Pin Operation
32 to 36
40 to 47
Pin No.
3 to 30
31
37
38
39
48
49
50
51
52
53
54
55
56
1
2
TP0 to TP4 Test pin. (leave open)
Omitted
Symbol
GNDR
TP5 to
CKO0
CKO1
V
TP12
TP13
TP14
TP15
GND
MCK
V
XO
NC
NC
DDR
FS
XI
DD
Connect the crystal oscillator.
Non-connecting. Select the open state, V
Non-connecting. Select the open state, V
Power pin for delay RAM
Ground pin for delay RAM
Test pin (leave open)
Clock out pin (sampling frequency)
Timing output pins. The output frequency is set from the microcontroller (command-40h)
Ground pin
Test pin (leave open)
Master clock output pin. Validated/Invalidated of an output, and the frequency is switched from in the of
microcontroller command (command-4Dh) and STEP1 pin (59 pin).
Power pin
Test pin (leave open)
Note 1: Don’t care
CKOS02
0
0
0
0
1
1
1
1
(set the command-40h)
MCKE
(set the command-4Dh)
0
1
1
1
Command
CKOS01
Command
0
0
1
1
0
0
1
1
CKOS00
MCKS
0
1
0
1
0
1
0
1
0
1
1
(Note 1) (Note 1)
6
Frequency
Fixed to L
DD
DD
fs ´ 128
Output
fs ´ 16
fs ´ 32
fs ´ 64
CKO0
fs ´ 2
fs ´ 4
fs ´ 8
connecting or GND connecting.
(Note 1)
connecting or GND connecting.
STEP1
Pin
Function
0
1
¾
CKOS12
oscillation (XI)
MCK Output
Prohibited
Fixed to L
fs ´ 256
Source
0
0
0
0
1
1
1
1
(set the command-40h)
Command
CKOS11
0
0
1
1
0
0
1
1
CKOS10
0
1
0
1
0
1
0
1
TC9496AF
2002-01-11
Frequency
Fixed to L
XI ´ 1/2
Output
fs ´ 16
fs ´ 32
fs ´ 64
CKO1
fs ´ 2
fs ´ 4
fs ´ 8