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參數資料
| 型號： | LC72720YV |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO30 |
| 封裝： | SSOP-30 |
| 文件頁數： | 9/14頁 |
| 文件大小： | 107K |
| 代理商： | LC72720YV |
No. 6488-4/14
LC72720Y, 72720YV
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VDD max
Vddd, Vdda
–0.3 to +7.0
V
VIN1 max
CL, DI, CE, SYR, T1, T2, T3, T4, T5, T6, T7, SYNC
–0.3 to +7.0
V
Maximum input voltage
VIN2 max
XIN
–0.3 to Vddd +0.3
V
VIN3 max
MPXIN, CIN
–0.3 to Vdda +0.3
V
VO1 max
DO, SYNC, RDS-ID, T3, T4, T5, T6, T7
–0.3 to +7.0
V
Maximum output voltage
VO2 max
XOUT
–0.3 to Vddd +0.3
V
VO3 max
FLOUT
–0.3 to Vdda +0.3
V
IO1 max
DO, T3, T4, T5, T6, T7
6.0
mA
Maximum output current
IO2 max
XOUT, FLOUT
3.0
mA
IO3 max
SYNC, RDS-ID
20.0
mA
Allowable power dissipation
Pd max
Ta
≤ 85°C
DIP24S:
350
mW
SSOP30:
150
mW
Operating temperature
Topr
–40 to +85
°C
Storage temperature
Tstg
–55 to +125
°C
Specifications
Absolute Maximum Ratings at Ta = 25°C, Vssd = Vssa = 0 V
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Supply voltage
VDD1
Vddd, Vdda
3.0
3.6
V
VDD2
Vddd: Serial data hold voltage
2.0
V
Input high-level voltage
VIH
CL, DI, CE, SYR, T1, T2
0.7 Vddd
6.5
V
Input low-level voltage
VIL
CL, DI, CE, SYR, T1, T2
0
0.3 Vddd
V
Output voltage
VO
DO, SYNC, RDS-ID, T3, T4, T5, T6, T7
6.5
V
VIN1
MPXIN : f = 57 ±2 kHz
50
mVrms
Input amplitude
VIN2
MPXIN : 100% modulation composite
100
mVrms
VXIN
XIN
400
1500
mVrms
Guaranteed crystal oscillator frequencies
Xtal
XIN, XOUT : CI
≤ 120 (XS = 0)
4.332
MHz
XIN, XOUT : CI
≤ 70 (XS = 1)
8.664
MHz
Crystal oscillator frequency deviation
TXtal
XIN, XOUT : fO = 4.332 MHz, 8.664 MHz
±100
ppm
Data setup time
tSU
DI, CL
0.75
s
Data hold time
tHD
DI, CL
0.75
s
Clock low-level time
tCL
CL
0.75
s
Clock high-level time
tCH
CL
0.75
s
CE wait time
tEL
CE, CL
0.75
s
CE setup time
tES
CE, CL
0.75
s
CE hold time
tEH
CE, CL
0.75
s
CE high-level time
tCE
CE
20
ms
Data latch change time
tLC
1.15
s
tDC
DO, CL: Differs depending on the value of the
0.46
s
Data output time
pull-up resistor used.
tDH
DO, CE: Differs depending on the value of the
0.46
s
pull-up resistor used.
Allowable Operating Ranges at Ta = –40 to +85°C, Vssd = Vssa = 0 V
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Input resistance
Rmpxin
MPXIN–Vssa : f = 57 kHz
23
k
Internal feedback resistance
Rf
XIN
1.5
M
Center frequency
fc
FLOUT
56.5
57.0
57.5
kHz
–3 dB bandwidth
BW – 3 dB FLOUT
2.5
3.0
3.5
kHz
Gain
MPXIN–FLOOUT : f = 57 kHz
28
31
34
dB
Att1
FLOUT :
f = ±7 kHz
30
dB
Stop band attenuation
Att2
FLOUT : f < 45 kHz, f > 70 kHz
40
dB
Att3
FLOUT : f < 20 kHz
50
dB
Electrical Characteristics at Ta = –40 to +85°C, Vssd = Vssa = 0 V
Continued on next page.
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