參數(shù)資料
型號： LC78622NE
廠商： Sanyo Electric Co.,Ltd.
英文描述： Compact Disc Player DSP(用于CD播放器的8位DSP)
中文描述： 光碟機的DSP（用于光盤播放器的8位數(shù)字信號處理器）
文件頁數(shù)： 4/31頁
文件大?。?/td> 338K
代理商： LC78622NE
No. 6015-4/31
LC78622NE
Allowable Operating Ranges
at Ta = 25°C, V
SS
= 0 V
Parameter
Symbol
Conditions
min
typ
max
Unit
V
DD
(1)
V
DD
, XV
DD
, LV
DD
, RV
DD
, VV
DD
:
During normal-speed playback
3.6
5.5
V
Supply voltage
V
DD
(2)
V
DD
, XV
DD
, LV
DD
, RV
DD
, VV
DD
:
During double-speed playback
3.6
5.5
V
V
IH
(1)
DEFI, COIN, RES, HFL, TES, SBCK, RWC, CQCK,
TAI, TEST1 to TEST5, CS, CONT1 to CONT5, PCCL
Input high level voltage
0.7 V
DD
V
DD
V
V
IH
(2)
EFMIN
0.6 V
DD
V
DD
V
V
IL
(1)
DEFI, COIN, RES, HFL, TES, SBCK, RWC, CQCK,
TAI, TEST1 to TEST5, CS, CONT1 to CONT5, PCCL
Input low level voltage
0
0.3 V
DD
V
V
IL
(2)
t
SU
t
HD
EFMIN
COIN, RWC: Figure 1
0
0.4 V
DD
V
ns
Data setup time
400
Data hold time
COIN, RWC: Figure 1
400
ns
High level clock pulse width
t
WH
t
WL
t
RAC
t
RWC
t
SQE
t
SC
t
SE
t
CSU
t
CHD
SBCK, CQCK: Figures 1, 2 and 3
400
ns
Low level clock pulse width
Data read access time
SBCK, CQCK: Figures 1, 2 and 3
SQOUT, PW: Figures 2 and 3
400
ns
ns
0
400
Command transfer time
RWC: Figure 1
1000
ns
Subcode Q read enable time
WRQ: Figure 2, with no RWC signal
11.2
ms
Subcode read cycle time
SFSY: Figure 3
136
μs
Subcode read enable time
SFSY: Figure 3
400
ns
Port input data setup time
CONT1 to CONT5, RWC: Figure 4
400
ns
Port input data hold time
CONT1 to CONT5, RWC: Figure 4
400
ns
Port input clock setup time
Port output data delay time
t
RCQ
t
CDD
V
IN
(1)
V
IN
(2)
fop
RWC, CQCK: Figure 4
CONT1 to CONT8, RWC: Figure 5
100
ns
ns
1200
Input level
EFMIN: Slice level control
1.0
Vp-p
X
IN
: Capacitor-coupled input
EFMIN
1.0
Vp-p
Operating frequency range
10
MHz
Crystal oscillator frequency
f
X
X
IN
, X
OUT
16.9344
MHz
Electrical Characteristics
at Ta = 25°C, V
DD
= 5 V, V
SS
= 0 V
Parameter
Symbol
Conditions
min
typ
max
Unit
Current drain
I
DD
V
DD
, XV
DD
, LV
DD
, RV
DD
, VV
DD
DEFI, EFMIN, COIN, RES, HFL, TES, SBCK,
RWC, CQCK: TEST1: V
IN
= V
DD
TAI, TEST2 to TEST5, CS, PCCL: V
IN
= V
DD
= 5.5 V
DEFI, EFMIN, COIN, RES, HFL, TES, SBCK, RWC,
CQCK: TAI, TEST1 to TEST5, CS, PCCL: V
IN
= 0 V
25
35
mA
Input high level current
I
IH
(1)
5
μA
I
IH
(2)
25
75
μA
Input low level current
I
IL
–5
μA
EFMO, CLV
+
, CLV
–
, V/P, PCK, FSEQ, TOFF,
TGL, JP
+
, JP
–
, EMPH/CONT6, EFLG, FSX: I
OH
= –1 mA
MUTEL/CONT7, MUTER/CONT8, C2F, SBSY, PW,
SFSY, WRQ, SQOUT, TST11, 16M, 4.2M, CONT1 to
CONT5: I
OH
= –0.5 mA
DOUT: I
OH
= –12 mA
EFMO, CLV
+
, CLV
–
, V/P, PCK, FSEQ,
TOFF, TGL, JP
+
, JP
–
, EMPH/CONT6, EFLG, FSX:
I
OH
= 1 mA
MUTEL/CONT7, MUTER/CONT8,
C2F, SBSY, PW, SFSY, WRQ, SQOUT,
TST11, 16M, 4.2M, CONT1 to CONT5:
I
OH
= 2 mA
DOUT: I
OH
= 12 mA
PDO, CLV
+
, CLV
–
, JP
+
, JP
–
, CONT1 to CONT5:
V
OUT
= V
DD
PDO, CLV
+
, CLV
–
, JP
+
, JP
–
, CONT1 to CONT5:
V
OUT
= 0 V
PDO: R
ISET
= 68 k
PDO: R
ISET
= 68 k
V
OH
(1)
4
V
Output high level voltage
V
OH
(2)
4
V
V
OH
(3)
4.5
V
V
OL
(1)
1
V
Output low level voltage
V
OL
(2)
0.4
V
V
OL
(3)
0.5
V
I
OFF
(1)
5
μA
Output off leakage current
I
OFF
(2)
–5
μA
Charge pump output current
I
PDOH
I
PDOL
64
80
96
μA
–96
–80
–64
μA
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