Overview
The LC72323-XXXX is a single-chip car audio system
electronic tuning controller that supports detachable
function block systems. This product supports reception in
all areas of the world and include PLL, LCD driver and
electronic volume/tone control support circuits on chip.
Features
Support for reception of the European FM, MW and LW
bands and the FM and AM bands used in the US,
Australia, the Middle and Near East and South America
Support for electronic volume/tone controls (bass,
treble, balance and fader) using the LC75371M
VF seek and auto retune functions (Europe)
Support for IF counting techniques in all bands
Automatic memory function in station strength order
(FM band)
Loudness control
CD functions
-- Key inputs
-- CD indicator display function
Tape functions
-- Tape indicator display function
-- Dolby, APSS and metal tape controls
Clock function with 24-hour display for Europe and
12-hour display for other reception areas
Single 5 V power supply
Package: QFP80E (QIP80E)
Telephone mute function
LED blinking function
Package Dimensions
unit: mm
3174-QFP80E
CMOS LSI
13097HA (OT)/73195TH (OT) No. 4934-1/27
Preliminary
SANYO: QIP80E
[LC72323-XXXX]
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
Provisional Development Specifications
LC72323-XXXX
Ordering number :
*
EN4934A
This LSI can easily use CCB that is SANYO's original bus format.
CCB is a trademark of SANYO ELECTRIC CO., LTD.
CCB is SANYO's original bus format and all the bus
addresses are controlled by SANYO.
No. 4934-2/27
LC72323-XXXX
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
V
DD
max
0.3 to +6.5
V
Input voltage
V
IN
(1)
HOLD, TELIN, RES, SNS, ADI, SD, ST, SK, DK
0.3 to +13
V
V
IN
(2)
Inputs other than V
IN
(1)
0.3 to V
DD
+ 0.3
V
Output voltage
V
OUT
(1)
BEEP, BAND2, BAND1, POWER
0.3 to +15
V
V
OUT
(2)
Outputs other than V
OUT
(1)
0.3 to V
DD
+ 0.3
V
I
OUT
(1)
AMUTE, LEDFL, DI/KS9, CLK/KS8, BEEP, BAND2,
0 to 5
mA
Output current
BAND1, POWER
I
OUT
(2)
DOLBY, METAL, APSS, LOUDNESS, LOCAL, STEREO
0 to 3
mA
I
OUT
(3)
KS0, KS1, KS2, KS3, KS4, KS5, KS6, CE/KS7
0 to 1
mA
Allowable power dissipation
Pd max
Ta = 40 to +85C
300
*
mW
Operating temperature
Topr
40 to +85
C
Storage temperature
Tstg
45 to +125
C
Specifications
Absolute Maximum Ratings
at Ta = 25C, V
SS
= 0 V
Note:
*
Reference value
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
V
DD
(1)
With the CPU and PLL operating
4.5
5.5
V
Supply voltage
V
DD
(2)
CPU operating
3.5
5.5
V
V
DD
(3)
Memory retention
1.3
5.5
V
V
IH
(1)
SK, DK, SD, ST
0.7 V
DD
8.0
V
V
IH
(2)
RES, INT, HOLD
0.8 V
DD
8.0
V
Input high level voltage
V
IH
(3)
SNS
2.5
8.0
V
V
IH
(4)
K0, K1, K2, K3
0.6 V
DD
V
DD
V
V
IH
(5)
TAPE, TAPERUN
0.7 V
DD
V
DD
V
V
IL
(1)
SK, DK, SD, ST
0
0.3 V
DD
V
V
IL
(2)
RES, INT
0
0.2 V
DD
V
Input low level voltage
V
IL
(3)
SNS
0
1.3
V
V
IL
(4)
K0, K1, K2, K3
0
0.2 V
DD
V
V
IL
(5)
TAPE, TAPERUN
0
0.3 V
DD
V
V
IL
(6)
HOLD
0
0.4 V
DD
V
F
IN
(1)
XIN
4.0
4.5
5.0
MHz
F
IN
(2)
FM OSC, V
IN
(2), V
DD
(1)
10
130
MHz
Input frequency
F
IN
(3)
AM OSC, V
IN
(3), V
DD
(1)
0.5
10
MHz
F
IN
(4)
FMIF, V
IN
(4), V
DD
(1)
0.4
12
MHz
F
IN
(5)
AMIF, V
IN
(4), V
DD
(1)
100
500
kHz
V
IN
(1)
XIN
0.50
1.5
Vrms
Input amplitude
V
IN
(2)
FM OSC
0.10
1.5
Vrms
V
IN
(3)
AM OSC
0.10
1.5
Vrms
V
IN
(4)
FMIF, AMIF
0.10
1.5
Vrms
Input voltage range
V
IN
(5)
ADI
0
V
DD
V
Allowable Operating Ranges
at Ta = 40 to +85C, V
DD
= 3.5 to 5.5 V
No. 4934-3/27
LC72323-XXXX
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Power down detection voltage
VDET
2.7
3.0
3.3
V
I
IH
(1)
TELIN, HOLD, RES, ADI, SNS, SK, DK, SD, ST:
3.0
A
V
I
= 5.5 V
Input high level current
I
IH
(2)
XIN: V
I
= V
DD
= 5.0 V
2.0
5.0
15
A
I
IH
(3)
FM OSC, AM OSC, FMIF, AMIF: V
I
= V
DD
= 5.0 V
4.0
10
30
A
I
IH
(4)
K0, K1, K2, K3: V
I
= V
DD
= 5.0 V
50
A
I
IH
(5)
TAPE, TAPERUN: V
I
= V
DD
3.0
A
I
IL
(1)
TELIN, HOLD, RES, ADI, SNS, SK, DK, SD, ST:
3.0
A
V
I
= V
SS
Input low level current
I
IL
(2)
XIN: V
I
= V
SS
2.0
5.0
15
A
I
IL
(3)
FM OSC, AM OSC, FMIF, AMIF: V
I
= V
SS
4.0
10
30
A
I
IL
(4)
TAPE, TAPERUN: V
I
= V
SS
3.0
A
Input floating voltage
VIF
K0, K1, K2, K3
0.05 V
DD
V
Pull-down resistance
RPD
K0, K1, K2, K3: V
DD
= 5 V
75
100
200
k
I
OFFH
(1)
EO1, EO2: V
O
= V
DD
0.01
10
nA
KS0 to KS6, CE/KS7, CLK/KS8, DI/KS9, LEDFL,
Output off leakage current
I
OFFH
(2)
AMUTE, LOUDNESS, APSS, METAL, DOLBY,
3.0
A
STEREO, LOCAL: V
O
= V
DD
I
OFFH
(3)
BAND1, BAND2, BEEP, POWER: V
O
= 13 V
5.0
A
I
OFFL
(1)
EO1, EO2: V
O
= V
SS
0.01
10
nA
Output off leakage current
KS0 to KS6, CE/KS7, CLK/KS8, DI/KS9, LEDFL,
I
OFFL
(2)
AMUTE, LOUDNESS, APSS, METAL, DOLBY,
3.0
A
STEREO, LOCAL: V
O
= V
SS
V
OH
(1)
KS0 to KS6, CE/KS7: I
O
= 1 mA
V
DD
2.0
V
DD
1.0
V
DD
0.5
V
V
OH
(2)
LOUDNESS, APSS, METAL, DOLBY, STEREO,
V
DD
1.0
V
LOCAL: I
O
= 1 mA
Output high level voltage
V
OH
(3)
EO1, EO2: I
O
= 500 A
V
DD
1.0
V
V
OH
(4)
XOUT: I
O
= 200 A
V
DD
1.0
V
V
OH
(5)
S1 to S28: I
O
= 0.1 mA
V
DD
1.0
V
V
OH
(6)
COM1, COM2: I
O
= 25 A
V
DD
0.75
V
DD
0.5
V
DD
0.3
V
V
OH
(7)
AMUTE, LEDFL, CLK/KS8, DI/KS9: I
O
= 5 mA
V
DD
1.0
V
V
OL
(1)
KS0 to KS6, CE/KS7: I
O
= 50 A
0.5
1.0
2.0
V
V
OL
(2)
LOUDNESS, APSS, METAL, DOLBY, STEREO,
1.0
V
LOCAL: I
O
= 1 mA
V
OL
(3)
EO1, EO2: I
O
= 500 A
1.0
V
Output low level voltage
V
OL
(4)
XOUT: I
O
= 200 A
1.0
V
V
OL
(5)
S1 to S28: I
O
= 0.1 mA
1.0
V
V
OL
(6)
AMUTE, LEDFL, CLK/KS8, DI/KS9: I
O
= 5 mA
1.0
V
V
OL
(7)
COM1, COM2: I
O
= 25 A
0.3
0.5
0.75
V
V
OL
(8)
BAND1, BAND2, BEEP, POWER: I
O
= 5 mA
0.75
2.0
V
(150
)
(400
)
Output mid-level voltage
VM
COM1, COM2, V
DD
= 5 V, I
O
= 20 A
2.0
2.5
3.0
V
I
DD
(1)
V
DD
(1), F
IN
(2) = 130 MHz
15
20
mA
I
DD
(2)
V
DD
(2), PLL stopped, (hold mode, Figure 1)
1.0
mA
Current drain
I
DD
(3)
V
DD
= 5.5 V, oscillator stopped, Ta = 25C
5
A
(backup mode, Figure 2)
I
DD
(4)
V
DD
= 2.5 V, oscillator stopped, Ta = 25C
1
A
(backup mode, Figure 2)
Electrical Characteristics
for the Allowable Operating Ranges
*
1: K0, K1, K2, K3, TAPE, TAPERUN
Note: BEEP, BAND2, BAND1, POWER, LOCAL, STEREO, DOLBY, METAL, APSS, LOUDNESS, AMUTE, LEDFL, DI/KS9, CLK/KS8, CE/KS7, KS0 to KS6
= "Open"
Figure 1 I
DD
(2) in Hold Mode
Note: With all ports other than those specifically mentioned left open
Figure 2 I
DD
(3) in Backup Mode
No. 4934-4/27
LC72323-XXXX
Unit (capacitance: F)
Unit (capacitance: F)
Pin Assignment
No. 4934-5/27
LC72323-XXXX
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