lc7265 Sanyo Semiconductor Corporation, lc7265 Datasheet - Page 2

• Manufacturer Part Number: lc7265
• Description: Received Frequency Display For Radio Receivers
• Manufacturer: Sanyo Semiconductor Corporation

Allowable Operating Ranges at Ta = 25 ° C, V
*: For f
Electrical Characteristics at Ta = 25 ° C, V
Pin Assignment
Supply voltage
Input high-level voltage
Input low-level voltage
Input frequency
Input amplitude
Segment current
Input high-level current
Input low-level current
Input floating voltage
Input/output high-level leakage
current
Output low-level voltage
Input high-level threshold voltage
Output off leakage current
Current drain
IN
2 = 0.5 MHz to 0.9 MHz and V
Parameter
Parameter
Symbol
Symbol
Iseg1
Iseg2
I
V
V
V
V
V
V
V
V
V
V
V
I
OFF
V
f
f
f
I
I
I
I
I
Vth
I
DD
V
OFF
IN
IN
IN
IH
IH
IL
IL
IL
OL
OL
OL
OL
DD
IH
IH
IN
IN
IN
DD
IL
IL
IF
1
2
3
1
2
3
1
2
1
2
1
2
1
2
3
1
2
3
4
2
= 8 to 10 V, V
A/F, BLK
FIF1, FIF2, FIF3, AIF1, AIF2
A/F, BLK
FIF1, FIF2, FIF3, AIF1, AIF2
FMI, sine wave, capacitive coupling,
V
AMI, sine wave, capacitive coupling,
V
X
FMI, sine wave, capacitive coupling,
f
AMI, sine wave, capacitive coupling,
f
X
f
MHz, b&e, b&c
Other outputs
FIF1, FIF2, FIF3, AIF1, AIF2
BLK
FIF1, FIF2, FIF3, AIF1, AIF2
BLK
A/F
A/F
HLD, output off, V
HLD, output on, I
b&e, b&c, MHz V
I
Segments other than above
V
50 Hz, I
HLD
All segments output pins, V
FM mode, A/F = open or V
0.7Vp-p or (AM mode, A/F = V
3 MHz, 0.5Vp-p) f
FIF1, FIF2, FIF3 = V
AIF1, AIF2 = V
HLD, BLK = V
other pins open
IN
IN
IN
OL
IN
IN
IN
IN
DD
1 = 1 to 18 MHz
2 = 0.5 to 3 MHz
3 = 0.2 to 7.5 MHz
1 = 0.7Vp-p
2 = 0.5Vp-p*
, sine wave, capacitive coupling,
= 30 mA
= 4.5 to 10 V, I
V
V
V
V
DD
I
I
O
I
I
= V
= open
IN
= V
= V
= 0.2 mA
LC7265
= 4.5 to 10 V, V
2 min = 1.0 Vp-p applies.
SS
DD
DD
SS
DD
DD
= 4.5 to 10 V, V
O
DD
IN
I
Conditions
Conditions
= V
= 1 mA
3 = 7.2 MHz, 1Vp-p
OL
DD
= 4.5 to 10 V,
DD
= 15 mA
DD
O
= 13 V, output off
, f
SS
V
V
IN
SS
I
I
, f
1 = 18 MHz,
= V
= V
IN
= 0 V
2 =
SS
DD
SS
= 0 V
0.7V
0.9V
0.8V
0.4V
min
min
0.5*
Top view
0.5
0.7
1.0
4.5
0.2
DD
DD
DD
DD
20
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5V
typ
typ
DD
0.3V
0.1V
0.9V
0.9V
0.9V
0.7V
max
max
V
V
V
500
7.5
0.7
0.7
1.0
DD
DD
DD
DD
DD
DD
DD
DD
DD
No.1197-2/6
10
18
30
15
10
10
10
18
3
2
2
2
1
Vp-p
Vp-p
Vp-p
MHz
MHz
MHz
Unit
Unit
mA
mA
mA
µA
µA
µA
µA
µA
µA
µA
V
V
V
V
V
V
V
V
V
V
V