NJM2584A
- 1 -
WIDE BAND 3 CIRCUITS VIDEO SWITCH
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■ GENERAL DESCRIPTION ■
■■
■ PACKAGE OUTLINE
The NJM2584A is a wide band 2-Input 1-Output 3-Circuit
video switch. It is suitable for Y, Pb, and Pr signal because
frequency range is 50MHz.
The NJM2584A is suitable for PTV, DTV, PDP and other
high quality AV systems.
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■■
■ FEATURES
● Operating Voltage 4.5 to 9.0V
● Wide frequency range 0dB at 50MHz typ.
● Internal 2 input-1output 3-circuit video switch
● Input coupling capacitor is 1µF
● Operating Current 10mA typ.
● Bipolar Technology
● Package Outline DIP16, DMP16
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■ BLOCK DIAGRAM
NJM2584AD NJM2584AM
IN1 A
IN2 B
IN3 B
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
IN1 B
IN2 A
IN3
NJM2584A
- 2 -
■
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■ ABSOLUTE MAXIMUM RATINGS (Ta=25°C)
PARAMETERS SYMBOL RATINGS UNIT
Supply Voltage Vcc 10.0 V
Power Dissipation P
D
(DIP) 500
(DMP) 300
mW
Operating Temperature Range
Topr -40 to +85
°C
Storage Temperature Range
Tstg -40 to +125
°C
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■ELECTRICAL CHARACTERISTICS ( Vcc=5.0V, R
L
=10kΩ, Ta=25°C)
PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT
Operating Current I
CC
No signal - 10.0 15.0 mA
Maximum input Voltage1 Vim1 BIAS input 3.2 3.5 - Vp-p
Maximum input Voltage 2 Vim2 CLAMP input 2.4 2.6 - Vp-p
Maximum Output Voltage 1 Vom1
BIAS input,
Vin=1kHz,Sin signal,THD=1%,
3.2 3.5 - Vp-p
Maximum Output Voltage 2 Vom2
CLAMP input,
Vin=1kHz,Sin signal,THD=1%,
2.4 2.6 - Vp-p
Voltage Gain Gv Vin=1MHz,2.0Vp-p Sin signal -0.5 0 0.5 dB
Differential Gain (Channel)
∆Gvl
Vin=1MHz,2.0Vp-p Sin signal -0.2 0 0.2 dB
Differential Gain (Block)
∆GvB
Vin=1MHz,2.0Vp-p Sin signal -0.2 0 0.2 dB
Band Width f - 50 - MHz
Frequency Characteristic Gf Vin=1MHz / 50MHz ,1.0Vp-p, Sin signal - 0 - dB
Channel Cross talk 1 CTI1 Vin=4.43MHz,2.0Vp-p, Sin signal - -70 -60 dB
Channel Cross talk 2 CTI2 Vin=50MHz,2.0Vp-p, Sin signal - -40 - dB
Block Cross talk 1 CTB1 Vin=4.43MHz,2.0Vp-p, Sin signal - -70 -60 dB
Block Cross talk 2 CTB2 Vin=50MHz,2.0Vp-p, Sin signal - -40 - dB
Differential Gain DG Vin=1.0Vpp 10step Video signal - 0.3 - %
Differential Phase DP Vin=1.0Vpp 10step Video signal - 0.3 - deg
S/N SNv Vin=1.0Vpp,100% White Video signal - +65 - dB
Switch Change Voltage
H Level
VthH 2.0 - V
+
V
Switch Change Voltage
L Level
VthL 0 - 0.6 V
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■MODE SWITCH FUNCTION
PIN MODE NOTES
H B channel output
L A channel output
Control
OPEN A channel output
Ver.2
NJM2586A
-1-
WIDE BAND 3-INPUT 1-OUTPUT 3-CIRCUIT VIDEO AMPLIFIER
■GENERAL DESCRIPTION ■PACKAGE OUTLINE
The NJM2586A is a wide band 3-input 1-output 3-circuit video
amplifier. It is suitable for Y, Pb, and Pr signal because frequency
range is 50MHz.The NJM2586A is suitable for AV receiver, STB,
and other high quality AV systems.
■
■■
■ FEATURES
● Operating Voltage ±4.5 to ±5.5V
● Wide frequency range 0dB at 50MHz typ.
● Internal 3 input-1output 3-circuit video switch
● Internal 6dB Amplifier
● Internal 75Ω Driver Circuit
● Power Save Circuit
● Bipolar Technology
● Package Outline DMP24, SDIP22
■BLOCK DIAGRAM
NJM2586AM NJM2586AL
DMP24 SDIP22
9
10
8
5
6
7
4
3
2
1
11
12
13
16
15
14
17
18
19
20
21
22
23
24
CH1 IN1
CH1 IN3
CH1 IN2
SW1
SW2
GND
CH1 OU
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