sm5319bv Seiko NPC Corp., sm5319bv Datasheet

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sm5319bv

Manufacturer Part Number
sm5319bv
Description
3-channel Video Buffer
Manufacturer
Seiko NPC Corp.
Datasheet
OVERVIEW
The SM5319A/B is a 3-channel video buffer with built-in 5th-order lowpass filters. The SM5319A/B outputs
Y, C, and composite signals at the same time. Composite signal output is outputted mixing Y and C signals.
FEATURES
I
I
I
I
I
I
I
I
APPLICATIONS
I
I
I
I
I
ORDERING INFORMATION
Supply voltage: 5V ± 10%
Output gain: 6.0 ± 0.5dB (SM5319A)
Filter passband ( ± 1.5dB): 6.75MHz
Output drive capability: 300 Ω
Mixer built-in for output composite signal
(YCMIX)
Disable function implemented
Group delay deviation (100kHz to 5MHz): 10ns (typ)
Package: 8-pin VSOP
Set top boxes
LCD TVs
PDPs
Camcorders
DVD players/recorders
SM5319BV
SM5319AV
Device
9.1 ± 0.5dB (SM5319B)
8-pin VSOP
Package
PINOUT
(Top view)
PACKAGE DIMENSIONS
(Unit: mm)
ENABLE
0.575typ
VCC
YIN
CIN
0.65
1
4
0.10
3.1 ± 0.3
3-channel Video Buffer
SEIKO NPC CORPORATION —1
0.22 ± 0.1
SM5319A/B
0.12
M
0 to 10°
8
5
YOUT
YCMIX
GND
COUT

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sm5319bv Summary of contents

Page 1

... Group delay deviation (100kHz to 5MHz): 10ns (typ) I Package: 8-pin VSOP I APPLICATIONS Set top boxes I LCD TVs I PDPs I Camcorders I DVD players/recorders I ORDERING INFORMATION Device SM5319AV SM5319BV PINOUT (Top view) YIN VCC ENABLE CIN PACKAGE DIMENSIONS (Unit: mm) Package 8-pin VSOP 0.575typ 0.65 SM5319A/B 3-channel Video Buffer 8 YOUT 1 ...

Page 2

BLOCK DIAGRAM YIN Clamp ENABLE CIN Bias PIN DESCRIPTION *1 Number Name I/O 1 YIN I − 2 VCC 3 ENABLE Ip 4 CIN I 5 COUT O − 6 GND 7 YCMIX O 8 YOUT O *1. I: input, ...

Page 3

PIN EQUIVALENT CIRCUITS *1 Number Name I/O 1 YIN I 3 ENABLE Ip 4 CIN I 5 COUT 7 YCMIX O 8 YOUT *1. I: input, Ip: input with pull-down resistor, O: output Note. Resistance values indicate design values. SM5319A/B ...

Page 4

SPECIFICATIONS Absolute Maximum Ratings GND = 0V Parameter Symbol Supply voltage range V CC Input voltage range V IN Storage temperature range T STG *1 Power dissipation ° C, when mounted on NPC’s regulation ...

Page 5

Filter Electrical Characteristics = 5.0V ° C, fin = 100kHz, V SM5319A 5.0V ° C, fin = 100kHz, V SM5319B Refer to “MEASUREMENT CIRCUIT”. Parameter Symbol Passband attenuation F ...

Page 6

TYPICAL APPLICATION CIRCUIT On Output Side Using + DAC Note. 1. Decoupling capacitors between supply pins are not shown in this diagram. 2. For actual use, the decoupling capacitors of suitable capacitance value should be connected between supply pins. 3. ...

Page 7

Please pay your attention to the following points at time of using the products shown in this document. The products shown in this document (hereinafter “Products”) are not intended to be used for the apparatus that exerts harmful influence on ...

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