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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)： | 5/16頁 |
| 文件大?。?/td> | 283K |
| 代理商： | LC83026E |
No. 5663-5/16
LC83026E
Continued from preceding page.
Pins
Specifications
Circuit
D0 to D7
CMOS intermediate current output
Low Schmitt input
P0 to P2
N-channel open drain intermediate
current output
Normal input
ADL1, ADR1, ADM1
Analog input
Parameter
Symbol
Conditions
Ratings
Unit
Notes
Maximum supply voltage
V
DD
max
V
IN
–0.3 to +7.0
V
Input voltage
–0.3 to V
DD
+0.3
Values up to the
oscillator voltage are
allowable.
V
V
O
1
OSC2 output
V
Output voltage
V
O
2
I
OP
1
I
OP
2
I
OA
1
I
OA
2
∑
I
OA
1
∑
I
OA
2
Outputs other than OSC2
–0.3 to V
DD
+0.3
V
Peak output current
Audio interface, external RAM interface
–2 to +4
mA
1
Microcontroller interface, P3, P4
–2 to +10
mA
2
Audio interface, external RAM interface: Per pin
–2 to +4
mA
1
Microcontroller interface, P3, P4: Per pin
–2 to +10
mA
2
Average output current
FS384O, LRCKO, BCKO, ASO : Total
–10 to +10
mA
DWRT, DREAD, RAS, CAS, A0 to A8, D0 to D7, SIAK,
P3, P4 : Total
–10 to +10
mA
Allowable power dissipation
Pd max
Ta = –30 to +70°C
700
mW
Operating temperature
Topr
–30 to +70
°C
Storage temperature
Tstg
–40 to +125
°C
Specifications
Absolute Maximum Ratings
at Ta = 25°C, V
SS
= 0 V
Parameter
Symbol
Conditions
Ratings
Unit
Notes
min
typ
max
Operating supply voltage
V
DD
4.75
5.25
V
V
IH
1
Audio interface and external RAM
interface
2.4
V
4
Input high-level voltage
V
IH
2
P0 to P2, SELC, SAIF, SAOF,
TEST1 to TEST5
0.7 V
DD
V
5
V
IH
3
RES, OSC1, and the microcontroller
interface
0.75 V
DD
V
6
V
IL
1
Audio interface and external RAM
interface
0.8
V
4
Input low-level voltage
V
IL
2
P0 to P2, SELC, SAIF, SAOF,
TEST1 to TEST5
0.3 V
DD
V
5
V
IL
3
RES, OSC1, and the microcontroller
interface
0.25 V
DD
V
6
Instruction cycle time
t
CYC
58
59.11
ns
Allowable Operating Ranges
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.
Input data
I/O control
Input data
Input data
Test output data
Off during normal operation
Output data
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