tc9447f TOSHIBA Semiconductor CORPORATION, tc9447f Datasheet - Page 40

• Manufacturer Part Number: tc9447f
• Description: Single-chip Audio Digital Signal Processor
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Microcontroller Interface
Standard transmission mode
Standby time
Setup time (Mode 1)
IFCK “L” cycle width
IFCK “H” cycle width
IFCK - CS
Setup time
IFCK - CS
Setup time (Mode 2)
IFCK - CS
Setup time
IFDI - IFCK
Setup time
IFCK - IFDI
Hold time
IFCK - IFDO
Propagation delay time
IFCK - ACK
Propagation delay time
IFCK - ACK
Propagation delay time
Note 13: The command which is "Sync" in the transfer Sync with Sync signal of a 17 page table 1 control command
I
IFCK clock frequency
IFCK “H” cycle width
IFCK “L” cycle width
Data setup time
Data hold time
Transmission start condition hold
time
Repeat transmission start
condition setup time
Transmission end condition setup
time
Data transmission interval
I
I
CS
CS “H” cycle width
2
2
2
C rise time
C fall time
C mode
- IFCK
Characteristics
Characteristics
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)
( CS , IFCK, IFDI)
Symbol
Symbol
t
t
t
t
t
t
t
t
t
f
t
t
t
DAKD
DAKZ
t
t
t
t
t
WLC
WHC
WCS
IFCK
CCD
CKC
CCU
SCD
HCD
DDO
t
SCH
STB
SCK
t
SCS
ECS
BUF
t
DS
DH
t
t
t
H
R
L
F
( CS , IFCK, IFDI, IFDO, ACK )
Circuit
Circuit
Test
Test
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
C
C
(Pull-up resistor) R
C
(Pull-up resistor) R
C
C
C
C
C
C
C
C
C
C
C
L
L
L
L
L
L
L
L
L
L
L
L
L
L
40
= 30 pF
= 30 pF
= 30 pF
= 400 pF
= 400 pF
= 400 pF
= 400 pF
= 400 pF
= 400 pF
= 400 pF
= 400 pF
= 400 pF
= 400 pF
= 400 pF
Test Condition
Test Condition
L
L
= 1 k
= 1 K
(Note 13)
Min
Min
1.0
0.5
0.5
0.5
0.5
1.0
0.5
0.5
0.5
0.5
0.6
1.3
0.1
0.6
0.6
0.6
1.3
Š
Š
Š
Š
Š
0
0
Typ.
Typ.
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
2002-02-05
TC9447F
Max
Max
400
0.5
0.5
0.5
0.3
0.3
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Š
Unit
Unit
kHz
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs