SDA9220-5 Infineon Technologies Corporation, SDA9220-5 Datasheet - Page 21

• Manufacturer Part Number: SDA9220-5
• Description: Memory SYNC Controller Iii
• Manufacturer: Infineon Technologies Corporation

Pin Definitions and Functions (cont’d)
Pin No. Symbol
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
Semiconductor Group
ADR
ZM
VS
VS1
MUX
LLSEL
CFH
OSCI
OSCQ
SCL
SDA
CSY
FRM
HS2
VS2
BLN2
BLN
LLIN
V
SS
Function
Address select
Zoom signal
Vertical sync
Vertical sync
MUX switching
Select clock input
Clock frequency
hold
Crystal oscillator
input
Crystal oscillator
output
Serial clock I
Serial data I
Composite sync
Display frame signal Control signal output for possible insertion of colored
Horizontal sync
display
Vertical sync display Vertical sync pulse for data readout
Horizontal blank
display
Horizontal blank
Input clock
Digital ground
2
2
C Bus
C Bus
Description
24
Control signal for Featurebox output interface IC:
supplies high level in zoom mode
Input determines vertical position of TV picture for
50-or 60-Hz field frequency
Output; noise suppressed
Switching signal for implementing simple frame
Featurebox
A 27-MHz clock selected for LLSEL = low
For elimination of bottom flutter effect in VCR mode
Crystal clock as reference for recovery in tuner
scanning mode
Horizontal and vertical sync pulses for Teletext
device in standard-conversion mode
frame in multi-picture, picture-in still and still-in-
picture modes
Horizontal pulse for standard-converted picture
(31.25 / 31.47 kHz)
Blanking signal for identifying active picture line for
data readout
Blanking signal input; high phase identifies active
picture line
13.5 or 27 MHz
H
137
for ADR = 0 or 26
H
for ADR = 1
SDA 9220-5