STMICROELECTRONICS TEA5115

TEA5115
5 CHANNELS VIDEO SWITCH
.
.
.
..
..
EACH CHANNEL EXCEPT FAST BLANKING
HAS 6dB GAIN
R, G, B AND VIDEO SIGNALS ARE CLAMPED
TO THE SAME REFERENCE VOLTAGE IN ORDER TO HAVE NO OUTPUT DIFFERENTIAL
VOLTAGE WHEN SWITCHING
ALL INPUT LEVELS COMPATIBLE WITH NFC
92250 AND EN 50049 NORMS
30MHz BAND WIDTH FOR R, G, B SIGNALS
INTERNAL 6.7V SHUNT REGULATOR FOR :
LOW IMPEDANCE LOADS,
POWER DISSIPATION LIMITATION
INDEPENDANT VIDEO OR SYNCHRONIZING
SIGNAL SELECTION
SIMULTANEOUS SWITCHING OF R, G, B AND
FB SIGNALS BY FB1 INPUT (internal)
DIP18
(Plastic Package)
ORDER CODE : TEA5115
PIN CONNECTIONS
1
18
GREEN SIGNAL INPUT 1
GREEN SIGNAL INPUT 2
2
17
SYNCHRO SIGNAL INPUT 1
”C” SELECT INPUT
3
16
RED SIGNAL INPUT 2
GREEN SIGNAL OUTPUT
4
15
SYNCHRO SIGNAL OUTPUT
GROUND
5
14
RED SIGNAL OUTPUT
BLUE SIGNAL OUTPUT
6
13
FAST BLANKING OUTPUT
SHUNT REGULATOR SUPPLY INPUT
7
12
RED SIGNAL INPUT 1
BLUE SIGNAL INPUT 2
8
11
FAST BLANKING INPUT 1 (INTERNAL)
FAST BLANKING INPUT 2 (EXTERNAL)
9
10
BLUE SIGNAL INPUT 1
5115-01.EPS
SYNCHRO SIGNAL INPUT 2
September 1993
1/10
TEA5115
BLOCK DIAGRAM
R1
12
R2
16
G1
18
x2
G2
2
B1
10
14 R
x2
4
G
x2
6
B
8
B2
Internal
FB1
11
13 FB
9
S1
17
S2
1
x2
SHUNT
REGULATOR
3
C
TEA5115
15 S
V CC
R PS
7
V PS (12V)
5
5115-02.EPS
FB2
External
Symbol
Parameter
ICC
Supply Current (see note)
Vin
Input Voltage (all inputs)
Value
Unit
150
mA
– 0.5 to VCC + 0.5
V
0 to 70
°C
Tj
Junction Temperature
– 40 to + 150
°C
Tstg
Storage Temperature
– 40 to + 150
°C
Toper
Operating Temperature Range
5115-01.TBL
ABSOLUTE MAXIMUM RATINGS
N ote : Mi nimum output l oad is 300 Ω in case of al l output s loaded.
Symbol
R th (j-a)
2/10
Parameter
Junction-ambient Thermal Resistance
Value
Unit
70
°C/W
5115-02.TBL
THERMAL DATA
TEA5115
ELECTRICAL CHARACTERISTICS
Tamb = + 25 °C, ICC = 120 mA ; Load value = 150 Ω
(sequentially switched) (unless otherwise specified, refer to test circuit page 7)
Symbol
Parameter
Min.
VCC
Internal Shunt Regulator
VC
DC Output Voltage
(no input voltage)
VAC
B
Av
Max Output Swing Voltage
Bandwidth (– 3 dB) (input voltage 0.7 Vpp)
Gain of Each Channel (input voltage 0.7 Vpp ; f = 1MHz)
Adc
Gain Difference Between any two R, G, B Channels
(input voltage 0.7 Vpp ; f = 1 MHz)
Input Swing
DC Input Impedance
Typ.
Max.
Unit
7.2
7.3
7.3
V
V
V
1.25
V
4.0
30
6
6.5
Vpp
MHz
dB
0.1
0.5
dB
ICC = 120 mA
6.3
6.7
ICC = 90 mA
6.2
ICC = 150 mA
6.2
R, G, B Switches (pins 4, 6, 14) (Time Measurement Conditions : ∆ inputs RGB = 0.7 Vpp ;
FB input pulse amplitude = 2 V)
zic
zoc
tdc
Tjunction = 25 °C
Tjunction stabilized
0.9
1.2
2
20
5.5
0.7 V ± 3dB
10
kΩ
10
Ω
45
55
dB
40
55
dB
10
ns
Dynamic Output Impedance (input voltage 0.7 Vpp ;
f = 1MHz) with Rload = 300 Ω
Crosstalk between any inputs (R1 and R2 or B1 and B2 or G1
and G2) (input voltage 0.7 Vpp ; f = 1 MHz).
Crosstalk between any outputs (input voltage 0.7 Vpp ;
f = 1 MHz).
Delay time between R, G, B inputs and RGB outputs.
tsr1
Switching rise time between FB1 input signal and R, G, B
output signal.
60
110
ns
tsf1
Switching fall time between FB1 input signal and R, G, B
output signal.
Switching rise time between FB2 input signal and R, G, B
output signal.
Switching fall time between FB2 input signal and R, G, B
output signal.
R1, G1, B1 Decay Time
10
40
ns
R2, G2, B2 Decay Time
tsr2
tsf2
td11
td12
td21
td22
10
ns
10
ns
30
60
ns
ns
45
40
ns
ns
Fast Blanking Switch (pin 13)
(time measurement conditions : FB input pulse amplitude = 2 V)
Low Level Input Voltage FB1 and FB2
High Level Input Voltage FB2 External
High Level Input Voltage FB1 Internal
Low Level Output Voltage
High Level Output Voltage
- 0.5
1
1.2
Tjunction = 25oC
Tjunction stabilized
Input Current (without load)
1.7
1.9
1.5
Dynamic Output Impedance : with Rload = 300 Ω
Switching rise time between FB1 input and FB output.
Switching fall time between FB1 input and FB output.
10
120
25
tFB2r
tFB2f
dtr
Switching rise time between FB2 input and FB output.
Switching fall time between FB2 input and FB output.
Delay Between RGB Output Signal and FB Output Signal
(rise time)
dtf
Delay Between RGB Output Signal and FB Output Signal
(fall time)
tFB1r
tFB1f
1.4
1.5
0.45
VCC+0.5
VCC+0.5
0.6
3.5
V
V
V
V
V
V
µA
160
60
Ω
ns
ns
70
35
50
100
ns
ns
ns
20
40
ns
3/10
5115-03.TBL
VIL
VIH
VIH
VOL
VOH
TEA5115
ELECTRICAL CHARACTERISTICS (continued)
Tamb = + 25 °C, ICC = 120 mA ; Load value = 150 Ω
(sequentially switched) (unless otherwise specified, refer to test circuit page 7)
Symbol
Parameter
Min.
Typ.
Max.
Unit
0.9
1.2
1.25
10
V
V
Vpp
kΩ
10
Ω
Video (or synchro) Signal Switch (pin 15)
VS
DC Output Voltage (no input voltage)
Tjunction = 25oC
Tjunction stabilized
2.6
Max Output Swing Voltage
DC Input Impedance
Dynamic Output Impedance (input voltage 1Vpp ; f = 1MHz)
with R load = 300 Ω
Gain (input voltage 1 Vpp ; f = 1MHz)
Bandwidth ( – 3 dB) (input voltage 1 Vpp)
5.5
15
6
20
6.5
dB
MHz
1V ± 3 dB
Input Swing
tcr
Switching rise time between C input signal and S output
signal (C pulse amplitude 3 V).
30
ns
tcf
Switching fall time between C input signal and S output
signal (C pulse amplitude 3 V).
10
ns
tdc
Delay Time Between S Input and S Output (∆ input 0.7 Vpp )
10
ns
VIL
VIH
IIL
IIH
– 0.5
2
– 0.6
Low Level Input Voltage
High Level Input Voltage
Low Level Input Current (V IL = 1 V)
High Level Input Current (VIH = 3 V)
1
VCC+0.5
– 0.1
0.5
V
V
mA
mA
5115-04.TBL
Select Input ”C” (pin 3)
FB2 = 0
INPUTS
FB1
RGB1
RGB2
OUTPUTS
FB
RGB
t sr1
t FB1r
4/10
t dc
d tf
t dc
t sf1
t FB1f
5115-03.EPS
d tr
TEA5115
FB1 = 0
INPUTS
FB2
RGB2
RGB1
OUTPUTS
FB
RGB
d tr
t sr2
t dc
d tf
t dc
5115-04.EPS
t sf2
t FB2r
t FB2f
RGB2 = 0, FB2 = 0
INPUTS
FB1
RGB1
OUTPUTS
FB
RGB
t d12
5115-05.EPS
t
FB1f
t d11
t FB1r
5/10
TEA5115
RGB1 = 0, FB2 = 0
INPUTS
FB1
RGB2
OUTPUTS
FB
t d21
t FB1f
t FB1r
t d22
5115-06.EPS
RGB
INPUTS
C
S1
S2
OUTPUTS
t cr
6/10
t dc
t cf
t dc
5115-07.EPS
S
TEA5115
TEST CIRCUIT
CURRENT SOURCE
120mA
1µF
100nF
CLOCK
GENERATOR
(TIME
MEASUREMENT)
7
V CC
11 FB1
FB 13
9 FB2
12 R1
R 14
16 R2
DYNAMIC
SOURCE
47nF
18 G1
2 G2
STATIC
SOURCE
G 4
10 B1
150Ω
VOLTMETER
TIME MEASUREMENT
AMPLIFIER
(BANDWIDTH
CROSS-TALK)
8 B2
B 6
17 S1
3 S2
S 15
1 C
5115-08.EPS
STATIC
SOURCE
GND
INPUTS/OUTPUTS EQUIVALENT INTERNAL DIAGRAMS
R, G, B, S inputs (pins 1, 2, 8, 10, 12, 16, 17, 18)
Internal
VREF = 3V
FB inputs (pins 9, 11)
VCC = 6.7V
V CC = 6.7V
5115-09.EPS
5115-10.EPS
Pins 9 - 11
C input (pin 3)
All Outputs (pins 4, 6, 13, 14, 15)
VCC = 6.7V
V CC = 6.7V
10kΩ
3
I = 600µA
5115-12.EPS
5115-11.EPS
10kΩ
7/10
TEA5115
INPUTS/OUTPUTS EQUIVALENT INTERNAL DIAGRAMS (continued)
I CC Supply (shunt transistor regulation system) (Pin 7)
Internal Regulated VCC
(6.7V typ.)
V REF
5
I CC max. : 150mA
I CC typ. : 120mA
5115-13.EPS
7
Refer to application diagram
TYPICAL APPLICATION DIAGRAM
+12V
47Ω 1W
10µF
INTERNAL SIGNALS
8 x 100nF
7
FB1
1
FB2
R1
R2
7
G1
PERI. TV
PLUG
G2
11
B1
B2
15
S1
S2
20
C
FB
120Ω
11
150Ω
14
12
16
18
2
10
8
200Ω
13
9
T
E
A
5
1
1
5
R
150Ω
4
G
TO VIDEO
PROCESSOR
150Ω
6
B
150Ω
150Ω
150Ω
17
1
75Ω
15
3
S
10kΩ
75Ω
•
•
75Ω
3.3kΩ
5
75Ω
Above given output load values are minimum values, in case of all output loading.
Minimum output load is 150 Ω individually, provided that total supply current is less than 150 mA.
8/10
75Ω
5115-14.EPS
75Ω
75Ω
TEA5115
TELETEXT SWITCHING APPLICATION WITH TEA5115 AND TEA2114
VIDEO
PROCESSOR
CRT
Internal
RGB
COLOR
DECODER
External
RGB
TV
SYNCHRO
FB
R
G
14
13
15
B
4
6
TEA5115
TELETEXT
DECODER
10
8
9
FB2
2
B2
18
x2
B1
R2
16
x2
G2
12
R1
11
FB1
3
C
17
S1
S2
1
x2
G1
x2
PERI-TELEVISION
PLUG
8
5
x2
6
3
Composite Video Signal
5115-15.EPS
TEA2114
INTERMEDIATE FREQUENCY
DEMODULATOR
9/10
TEA5115
I
b1
L
a1
PACKAGE MECHANICAL DATA
18 PINS – PLASTIC DIP
b
B
e
E
Z
Z
e3
D
10
1
9
a1
B
b
b1
D
E
e
e3
F
i
L
Z
Min.
0.254
1.39
Millimeters
Typ.
Max.
1.65
Min.
0.010
0.055
0.46
0.25
Inches
Typ.
0.064
0.018
0.010
23.24
8.5
2.54
20.32
0.914
0.335
0.100
0.800
7.1
3.93
3.3
1.27
Max.
1.59
0.280
0.155
0.130
0.050
0.062
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which
may result from its use. No licence is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON
Microelectronics. Specifications mentioned in this publ ication are subject to change without notice. This pub lication supersedes
and replaces all information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use as critical
components in life support devices or systems without express written approval of SGS-THOMSON Microelectronics.
 1994 SGS-THOMSON Microelectronics - All Rights Reserved
Purchase of I2C Components of SGS-THOMSON Microelectronics, conveys a license und er the Philips
I2C Patent. Rights to use these components in a I2C system, is granted provided that the system conforms to
the I2C Standard Specifications as defined by Philips.
SGS-THOMSON Microelectronics GROUP OF COMPANIES
Australia - Brazil - China - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco
The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A.
10/10
DIP18.TBL
Dimensions
PM-DIP18.EPS
F
18