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參數(shù)資料
| 型號： | TC9447F |
| 廠商： | Toshiba Corporation |
| 元件分類： | 數(shù)字信號處理 |
| 英文描述： | Single-Chip Audio Digital Signal Processor |
| 中文描述： | 單芯片音頻數(shù)字信號處理器 |
| 文件頁數(shù)： | 40/44頁 |
| 文件大小： | 635K |
| 代理商： | TC9447F |
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TC9447F
2002-02-05
40
Microcontroller Interface
Standard transmission mode
(CS, IFCK, IFDI, IFDO,
ACK
)
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Standby time
t
STB
―
1.0
―
―
μs
CS
↓
- IFCK
↓
Setup time (Mode 1)
t
CCD
―
0.5
―
―
μs
IFCK “L” cycle width
t
WLC
―
0.5
―
―
μs
IFCK “H” cycle width
t
WHC
―
0.5
―
―
μs
IFCK
↑
-
CS
↑
Setup time
t
CKC
―
0.5
―
―
μs
CS
“H” cycle width
t
WCS
―
(Note 13)
1.0
―
―
μs
IFCK
↑
-
CS
↑
Setup time (Mode 2)
t
CCU
―
0.5
―
―
μs
IFCK
↓
-
CS
↓
Setup time
t
SCK
―
0.5
―
―
μs
IFDI - IFCK
↑
Setup time
t
SCD
―
0.5
―
―
μs
IFCK
↑
- IFDI
Hold time
t
HCD
―
0.5
―
―
μs
IFCK
↓
- IFDO
Propagation delay time
t
DDO
―
C
L
= 30 pF
―
―
0.5
μs
IFCK
↑
-
ACK
↓
Propagation delay time
t
DAKD
―
C
L
= 30 pF
(Pull-up resistor) R
L
= 1 k
―
―
0.5
μs
IFCK
↓
-
ACK
↑
Propagation delay time
t
DAKZ
―
C
L
= 30 pF
(Pull-up resistor) R
L
= 1 K
―
―
0.5
μs
Note 13: The command which is "Sync" in the transfer Sync with Sync signal of a 17 page table 1 control command
table needs to set the
CS
= H section to a minimum of 1 fs more until it transmits the following command.(It
needs more than 22.68 μs at fs = 44.1 kHz)
I
2
C mode
(CS, IFCK, IFDI)
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
IFCK clock frequency
f
IFCK
―
C
L
= 400 pF
0
―
400
kHz
IFCK “H” cycle width
t
H
―
C
L
= 400 pF
0.6
―
―
μs
IFCK “L” cycle width
t
L
―
C
L
= 400 pF
1.3
―
―
μs
Data setup time
t
DS
―
C
L
= 400 pF
0.1
―
―
μs
Data hold time
t
DH
―
C
L
= 400 pF
0
―
―
μs
Transmission start condition hold
time
t
SCH
―
C
L
= 400 pF
0.6
―
―
μs
Repeat transmission start
condition setup time
t
SCS
―
C
L
= 400 pF
0.6
―
―
μs
Transmission end condition setup
time
t
ECS
―
C
L
= 400 pF
0.6
―
―
μs
Data transmission interval
I
2
C rise time
I
2
C fall time
t
BUF
―
C
L
= 400 pF
1.3
―
―
μs
t
R
―
C
L
= 400 pF
―
―
0.3
μs
t
F
―
C
L
= 400 pF
―
―
0.3
μs
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