參數(shù)資料
型號(hào): LC7265
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDIP42
封裝: SDIP-42
文件頁(yè)數(shù): 2/6頁(yè)
文件大?。?/td> 127K
代理商: LC7265
Allowable Operating Ranges at Ta=25 °C, VDD = 4.5 to 10 V, VSS =0 V
Parameter
Symbol
Conditions
min
typ
max
Unit
Supply voltage
VDD
4.5
10
V
Input high-level voltage
VIH1
A/F, BLK
0.7VDD
VDD
V
VIH2
FIF1, FIF2, FIF3, AIF1, AIF2
0.9VDD
VDD
V
Input low-level voltage
VIL1
A/F, BLK
0
0.3VDD
V
VIL2
FIF1, FIF2, FIF3, AIF1, AIF2
0
0.1VDD
V
Input frequency
fIN1
FMI, sine wave, capacitive coupling,
VIN1 = 0.7Vp-p
1
18
MHz
fIN2
AMI, sine wave, capacitive coupling,
VIN2 = 0.5Vp-p*
0.5
3
MHz
fIN3XIN
0.2
7.5
MHz
Input amplitude
VIN1
FMI, sine wave, capacitive coupling,
fIN1=1to18 MHz
0.7
0.9VDD
Vp-p
VIN2
AMI, sine wave, capacitive coupling,
fIN2 = 0.5 to 3 MHz
0.5*
0.9VDD
Vp-p
VIN3
XIN, sine wave, capacitive coupling,
fIN3 = 0.2 to 7.5 MHz
1.0
0.9VDD
Vp-p
Segment current
Iseg1
MHz, b&e, b&c
030
mA
Iseg2
Other outputs
0
15
mA
*: For fIN2 = 0.5 MHz to 0.9 MHz and VDD =8to10 V, VIN2 min = 1.0 Vp-p applies.
Electrical Characteristics at Ta=25 °C, VDD = 4.5 to 10 V, VSS =0 V
Parameter
Symbol
Conditions
min
typ
max
Unit
Input high-level current
IIH1
FIF1, FIF2, FIF3, AIF1, AIF2
VI =VDD
010
A
IIH2
BLK
VI =VDD
02
A
Input low-level current
IIL1
FIF1, FIF2, FIF3, AIF1, AIF2
VI =VSS
010
A
IIL2
BLK
VI =VSS
02
A
IIL3
A/F
VI =VSS
20
500
A
Input floating voltage
VIF
A/F
VI = open
0.8VDD
VDD
V
Input/output high-level leakage
current
IOFF
HLD, output off, VI =VDD
02
A
Output low-level voltage
VOL1
HLD, output on, IO =1 mA
01
V
VOL2
b&e, b&c, MHz VDD = 4.5 to 10 V,
IOL =30 mA
0
0.7
V
VOL3
Segments other than above
VDD = 4.5 to 10 V, IOL =15 mA
0
0.7
V
VOL4
50 Hz, IO = 0.2 mA
0
1.0
V
Input high-level threshold voltage
Vth
HLD
0.4VDD 0.5VDD 0.7VDD
V
Output off leakage current
IOFF2
All segments output pins, VO = 13 V, output off
0
10
A
Current drain
IDD
FM mode, A/F = open or VDD,fIN1 = 18 MHz,
0.7Vp-p or (AM mode, A/F = VSS,fIN2=
3 MHz, 0.5Vp-p) fIN3 = 7.2 MHz, 1Vp-p
FIF1, FIF2, FIF3 = VDD
AIF1, AIF2 = VDD
HLD, BLK = VDD
other pins open
018
mA
Pin Assignment
Top view
LC7265
No.1197-2/6
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