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参数资料
| 型号： | LC78681E |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP64 |
| 封装： | QFP-64 |
| 文件页数： | 18/23页 |
| 文件大小： | 241K |
| 代理商： | LC78681E |
Allowable Operating Ranges at Ta = 25°C, VSS = 0 V
Electrical Characteristics at Ta = 25°C, VSS = 0 V, VDD = 5 V
No. 4521-4/23
LC78681E
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Supply voltage
VDD
4.5
5.5
V
VIH (1)
TEST1 to 5, AI, FZD, HFL, DEMO, M/L,
0.7 VDD
VDD
V
RES
Input high level voltage
VIH (2)
SBCK, RWC, COIN, CQCK, CS
2.2
VDD
V
VIH (3)
EFMIN
0.6 VDD
VDD
V
VIH (4)
TES
0.8 VDD
VDD
V
VIL (1)
TEST1 to 5, AI, FZD, HFL, DEMO, M/L,
VSS
0.3 VDD
V
RES
Input low level voltage
VIL (2)
SBCK, RWC, COIN, CQCK, CS
VSS
0.8
V
VIL (3)
EFMIN
VSS
0.4 VDD
V
VIL (4)
TES
VSS
0.2 VDD
V
Data setup time
t set up
COIN, RWC: Figure 1
400
ns
Data hold time
t hold
RWC: Figure 1
400
ns
High level clock pulse width
tWH
SBCK, CQCK: Figures 1, 2 and 3
400
ns
Low level clock pulse width
tWL
CQCK, SBCK: Figures 1, 2 and 3
400
ns
Data read access time
tRAC
Figures 2 and 3
0
400
ns
Command output time
tRWC
RWC: Figure 1
1000
ns
Sub-Q read enable time
tSQE
Figure 2, no RWC signal
11.2
ms
Subcode read cycle
t sc
Figure 3
136
s
Subcode read enable
t se
Figure 3
400
ns
Crystal oscillator frequency
fX’tal
XIN, XOUT
16.9344
MHz
Operating frequency range
f op (1)
AI
2.0
20
MHz
f op (2)
EFMIN: VIN ≥ 1 Vpp
10
MHz
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Current drain
IDD
17
30
mA
IIH (1)
AI, EFMIN, FZD, TES, SBCK, COIN,
5
A
Input high level current
CQCK, RES, HFL, RWC, M/L: VIN = VDD
IIH (2)
TEST1 to 5, DEMO, CS:
25
75
A
VIN = VDD = 5.5 V
Input low level current
IIL (1)
AI, EFMIN, FZD, TES, SBCK, COIN,
–5
A
CQCK, RES, HFL, RWC, M/L: VIN = VSS
AO, PDO, EFMO, EFMO, CLV+, CLV –,
VOH (1)
FOCS, FSEQ, PCK, TOFF, TGL, THLD,
VDD – 1
V
JP+, JP–, EMPH, EFLG, FSX, V/P:
IOH = –1 mA
Output high level voltage
VOH (2)
DOUT: IOH = –12 mA
VDD – 0.5
V
LASER, SQOUT, 16M, 4.2M, CONT,
WCLK, TEST7, LRCLK, WRQ, C2F,
VOH (3)
DFOUT, DACLK, SFSY, LRSY, SBSY,
VDD – 1
V
CK2, PW, ROMOUT, C2FCLK:
IOH = –0.5 mA
Continued on next page.
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