72720YV Datasheet, PDF (2/14 Pages) Sanyo Semicon Device – Single-Chip RDS Signal-Processing System IC

Package Dimensions
unit: mm
3067A-DIP24S
[LC72720Y]
21.0
24
13
LC72720Y, 72720YV
unit: mm
3191A-SSOP30
30
[LC72720YV]
16
1
12
0.9
1
15
0.15
9.75
(0.71)
1.78
0.48
0.95
Pin Assignment
SANYO: DIP24S
0.22
0.65 ^(0.33)
SANYO: SSOP30
VREF 1
MPXIN 2
Vdda 3
Vssa 4
FLOUT 5
CIN 6
T1 7
T2 8
T3(RDCL) 9
T4(RDDA) 10
T5(RSFT) 11
XOUT 12
LC72720Y
24 SYR
23 CE
22 DI
21 CL
20 DO
19 RDS-ID
18 SYNC
17 T7(CORREC/ARI-ID/BEO)
16 T6(ERROR/57K/BE1)
15 Vssd
14 Vddd
13 XIN
Top view
A13195
Block Diagram
VREF 1
MPXIN 2
30 SYR
29 CE
Vdda 3
28 DI
NC 4
27 NC
Vssa 5
26 CL
FLOUT 6
25 DO
CIN 7
24 RDS-ID
NC 8 _LC72720YV 23 NC
T1 9
22 SYNC
T2 10
21 T7(CORREC/ARI-ID/BEO)
T3(RDCL) 11
20 T6(ERROR/57K/BE1)
NC 12
19 NC
T4(RDDA) 13
18 Vssd
T5(RSFT) 14
17 Vddd
XOUT 15
16 XIN
Top view
A13196
+3.3V
Vdda
Vssa
MPXIN
VREF
REFERENCE
VOLTAGE
ANTIALIASING
FILTER
57kHz
BPF
(SCF)
FLOUT
CIN
+
–
VREF
SMOOTHING
FILTER
PLL
(57kHz)
CLOCK
RECOVERY
(1187.5Hz)
DATA
DECODER
+3.3V
Vddd
Vssd
RDS-ID
DO
CL
DI
CE
T1
T2
T3 to T7
CCB
RAM
(24 BLOCK DATA)
ERROR CORRECTION
(SOFT DECISION)
SYNC/EC CONTROLLER
TEST
MEMORY CONTROL
CLK(4.332MHz)
OSC/DIVIDER
XIN
XOUT
SYNC
SYNC
DETECT-1 DETECT-2
SYNC
SYR
A13197
No. 6488-2/14