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參數(shù)資料
| 型號： | LC83026E |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 元件分類： | 數(shù)字信號處理 |
| 英文描述： | Digital Signal Processor for Karaoke Systems |
| 中文描述： | 數(shù)字信號處理器的卡拉OK系統(tǒng) |
| 文件頁數(shù)： | 6/16頁 |
| 文件大?。?/td> | 283K |
| 代理商： | LC83026E |
Parameter
Symbol
Conditions
Ratings
Unit
Notes
min
typ
max
[External Clock Input Conditions]
Frequency
f
EXT
f
EXTH
f
EXTL
t
EXTR
t
EXF
Related to the FS384I pin. See Figure 1.
maximum: 44.1 kHz
×
384
×
1.005
minimum: 44.1 kHz
×
384
×
0.995
16.85
17.01
MHz
Pulse width
23
ns
23
ns
Rise time
9
ns
Fall time
9
ns
[Self-Excited Oscillation Conditions(crystal oscillator)]
Oscillator frequency
f
OSC
OSC1 and OSC2. See Figure 2.
44.1 kHz/48 kHz
×
768 ±0.1%
See Figure 3.
33.84
40.55
MHz
Oscillator stabilization period
t
OSCS
100
ms
[Audio Data Input Conditions]
Transfer bit clock period
t
BCYC
t
BCW
t
S
t
H
Related to BCKI. See Figure 4.
354
ns
Transfer bit clock pulse width
100
ns
Data setup time
70
ns
Data hold time
70
ns
[Serial I/O Clock Conditions]
Serial clock period
t
SCYC
t
SCW
t
SS
t
SH
t
SYH
t
SYW
480
ns
Serial clock pulse width
200
ns
Data setup time
70
ns
Data hold time
70
ns
SRDY hold time
200
ns
SRDY pulse width
200
ns
[DRAM Input Conditions]
Input data setup time
t
DSI
t
DHI
20
ns
Input data hold time
0
ns
Related to the microcontroller interface.
See Figure 5. (Related to SICK, SI, and
SRDY.)
No. 5663-6/16
LC83026E
Continued from preceding page.
Parameter
Symbol
Conditions
Ratings
Unit
Notes
min
typ
max
SELC, SAIF, SAOF,
V
IN
= V
DD
(Input pins with pull-down
resistors)
I
IH
1
100
250
μA
8
Input high-level current
I
IH
2
I
IH
3
P0 to P2, V
IN
= V
DD
(Nch transistor OFF)
Other input-only pins
10
μA
10
μA
I
IL
1
RES, V
IN
= V
SS
(Input pins with pull-up
resistors)
–250
–100
μA
8
Input low-level current
I
IL
2
I
IL
3
V
OH
1
V
OH
2
V
OL
1
V
OL
2
I
OFF
C
IO
P0 to P2, V
IN
= V
SS
Other input-only pins
–10
μA
–10
μA
Output high-level voltage
I
OH
= –0.4 mA
I
OH
= –50 μA
I
OL
= 2 mA
I
OL
= 10 mA
V
O
= V
SS
, V
DD
4.0
4.98
V
1, 8
V
DD
–1.2
4.997
V
2,3,8
Output low-level voltage
0.065
0.4
V
1, 8
0.32
1.5
V
2,3,8
Output off leakage current
–40
+40
μA
Input and output capacitance
10
pF
[Audio Data Output Timing]
Output data hold time
t
OH
t
OD
–30
ns
7
Output data delay time
50
ns
7
Electrical Characteristics 1
at Ta = –30 to +70°C, all V
DD
= 4.75 to 5.25 V, all V
SS
= 0 V unless otherwise specified
Continued on next page.
Related to external DRAM data input. See
Figure 6. (Related to CAS and D0 to D7.)
BCK0 and ASO. See Figure 7.
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