SGS Thomson Microelectronics TEA5115 Datasheet

.EACH CHANNEL EXCEPT FAST BLANKING

HAS6dB GAIN

.R, G, B ANDVIDEOSIGNALS ARE CLAMPED

TOTHESAMEREFERENCEVOLTAGEINOR­DER TO HAVE NO OUTPUT DIFFERENTIAL
VOLTAGEWHENSWITCHING

.ALL INPUTLEVELSCOMPATIBLEWITHNFC

92250ANDEN 50049 NORMS

.30MHzBANDWIDTH FOR R, G,B SIGNALS

.INTERNAL 6.7V SHUNTREGULATORFOR :

LOW IMPEDANCE LOADS,

-

POWERDISSIPATIONLIMITATION

-

.INDEPENDANT VIDEOOR SYNCHRONIZING

SIGNALSELECTION

.SIMULTANEOUSSWITCHING OFR, G, BAND

FB SIGNALSBY FB1 INPUT (internal)

PIN CONNECTI ONS

TEA5115

5 CHANNELS VIDEO SWITCH

DIP18

(Plastic Package)

ORDER CODE : TEA5115

SYNCHRO SIGNAL INPUT 2

GREEN SIGNAL INPUT 2

”C” SELECT INPUT

GREEN SIGNAL OUTPUT

BLUE SIGNAL OUTPUT

SHUNT REGULATOR SUPPLY INPUT

BLUE SIGNAL INPUT 2

September1993

GROUND

1
2
3
4
5
6
7
8
9

18
17
16
15
14
13
12
11
10

GREEN SIGNAL INPUT 1
SYNCHRO SIGNAL INPUT 1
RED SIGNAL INPUT 2
SYNCHRO SIGNAL OUTPUT
RED SIGNAL OUTPUT
FAST BLANKING OUTPUT
RED SIGNAL INPUT 1
FAST BLANKINGINPUT 1 (INTERNAL)
BLUE SIGNALINPUT 1FAST BLANKING INPUT 2 (EXTERNAL)

5115-01.EPS

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TEA5115

BLOCK DIAGRAM

R1

R2

G1

G2

B1

B2

Internal

FB1

FB2

External

S1

S2

12

x2

14

R

16

18

x2

4

G

2

10

x2

6

B

8

11

FB

13

9

17

x2

15

S

1

R

V

C

3

SHUNT

REGULATOR

CC

7

PS

V (12V)

PS

TEA5115

5

ABSOLUTE MAXIMUM RATINGS

Symbol Parameter Value Unit

I

CC

V

in

T

oper

T

j

T

stg

Note : Minimum output load is 300 Ω in case of all outputs l oa ded.

Supply Current (see note) 150 mA
Input Voltage (all inputs) – 0.5 to VCC+ 0.5 V
Operating Temperature Range 0 to 70 °C
Junction Temperature – 40 to + 150 °C
Storage Temperature – 40 to + 150 °C

THERMAL DATA

Symbol Parameter Value Unit

Junction-ambient Thermal Resistance 70 °C/W

2/10

R

th (j-a)

5115-02.EPS

5115-01.TBL

5115-02.TBL

TEA5115

ELECTRICAL CHARACTERISTICS

=+25°C, ICC= 120 mA ; Load value = 150 Ω

T

amb

(sequentiallyswitched) (unless otherwise specified, refer to test circuit page 7)

Symbol Parameter Min. Typ. Max. Unit

V

CC

R, G, B Switches (pins 4, 6, 14) (Time Measurement Conditions : ∆ inputs RGB = 0.7 V

FB input pulse amplitude = 2 V)

V

V

AC

B Bandwidth (– 3 dB) (input voltage 0.7 Vpp) 20 30 MHz

A

A

z

z

oc

t

dc

t

sr1

t

sf1

t

sr2

t

sf2

t

d11

t

d12

t

d21

t

d22

Fast Blanking Switch (pin 13)

(time measurement conditions : FB input pulse amplitude = 2 V)

V
V
V

V

OL

V

OH

t

FB1r

t

FB1f

t

FB2r

t

FB2f

d

d

Internal Shunt Regulator ICC= 120 mA

DC Output Voltage T

C

(no input voltage) T

=90mA

I

CC

= 150 mA

I

CC

junction
junction

=25°C
stabilized

6.3

6.2

6.2

6.7 7.2

;

pp

0.9

1.2

Max Output Swing Voltage 2 4.0 V

Gain of Each Channel (input voltage 0.7 Vpp; f = 1MHz) 5.5 6 6.5 dB

v

Gain Difference Between any two R, G, B Channels

dc

(input voltage 0.7 V

; f = 1 MHz)

pp

0.1 0.5 dB

Input Swing 0.7 V ± 3dB
DC Input Impedance 10 kΩ

ic

Dynamic Output Impedance (input voltage 0.7 Vpp;
f = 1MHz) with R

load

= 300 Ω

Crosstalk between any inputs (R1 and R2 or B1 and B2 or G1
and G2) (input voltage 0.7 V

Crosstalk between any outputs (input voltage 0.7 V
f = 1 MHz).

; f = 1 MHz).

pp

;

pp

45 55 dB

40 55 dB

10 Ω

Delay time between R, G, B inputs and RGB outputs. 10 ns
Switching rise time between FB1 input signal and R, G, B

60 110 ns

output signal.
Switching fall time between FB1 input signal and R, G, B

10 40 ns

output signal.
Switching rise time between FB2 input signal and R, G, B

10 ns

output signal.
Switching fall time between FB2 input signal and R, G, B

10 ns

output signal.
R1, G1, B1 Decay Time 30

60

R2, G2, B2 Decay Time 45

40

Low Level Input Voltage FB1 and FB2

IL

High Level Input Voltage FB2 External

IH

High Level Input Voltage FB1 Internal

IH

Low Level Output Voltage
High Level Output Voltage T

junction

T

junction

=25oC
stabilized

- 0.5
1

1.2

1.4

1.5

1.7

1.9
Input Current (without load) 1.5 µA
Dynamic Output Impedance : with R

= 300 Ω 10 Ω

load

Switching rise time between FB1 input and FB output. 120 160 ns
Switching fall time between FB1 input and FB output. 25 60 ns
Switching rise time between FB2 input and FB output. 70 ns
Switching fall time between FB2 input and FB output. 35 ns
Delay Between RGB Output Signal and FB Output Signal

tr

(rise time)
Delay Between RGB Output Signal and FB Output Signal

tf

(fall time)

50 100 ns

20 40 ns

7.3

7.3

1.25 V

0.45
+0.5

V

CC

+0.5

V

CC

0.6

3.5

V
V
V

pp

ns
ns

ns
ns

V
V
V
V
V
V

5115-03.TBL

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