NJM2256
- 4 -
Ver.2004-02-17
EQUIVALENT CIRCUIT
PIN NO.
PIN
FUNCTION
INSIDE EQUIVALENT CIRCUIT
PIN NO.
PIN
FUNCTION
INSIDE EQUIVALENT CIRCUIT
1 Y
out
6 B-Y
in
2 V
+
3 R
7 B-Y
out
4 G
8 R-Y
in
5 B
9 R-Y
out
NJM2256
-
5
-
Ver.2004-02-17
EQUIVALENT CIRCUIT
PIN NO.
PIN
FUNCTION
INSIDE EQUIVALENT CIRCUIT
PIN NO.
PIN
FUNCTION
INSIDE EQUIVALENT CIRCUIT
15
Clamp
Pulse
10
C
Inversion
11 GND
16
Character
Pulse
12
HBF
Pulse
17 Y
in
13
BF
Level
18
Inversion
Set up
Correction
14 NTSC / PAL
19
20
Y
Inversion
BLK
NJM2256
-
6
-
Ver.2004-02-17
ABSOLUTE MAXIMUM RATINGS (Ta=25°C)
ELECTRICAL CHARACTERISTICS
CONTROL PIN
PARAMETER
SYMBOL
34 5
10 12 14 15 16 19 20
TEST CONDITION MIN. TYP. MAX. UNIT
Operating Current I
cc
(0)(0)(0)(0)(0)(0)(0)(0)(0)(0)
12 18.5 26 mA
Terminal Sink Current 1 I17 (0)(0)(0)(0)(0)(0)(0)(0)(0)(0)
V 17 = 2.5V Current when
application
0 10 µA
Terminal Sink Current 1 I6 (0)(0)(0)(0)(0)(0)(0)(0)(0)(0)
V 6 = 3.0V Current when
application
0
6 µA
Terminal Sink Current 3 I8 (0)(0)(0)(0)(0)(0)(0)(0)(0)(0)
V 8 = 3.0V Current when
application
0
6 µA
Terminal Voltage 1 V
1
(0)(0)(0)(0)(0)(5)(0)(0)(0)(0) 1 Open Voltage 1.68 1.92 V
Terminal Voltage 2 V
7
(0)(0)(0)(0)(0)(5)(0)(0)(0)(0) 7 Open Voltage 2.18 2.42 V
Terminal Voltage 3 V
9
(0)(0)(0)(0)(0)(5)(0)(0)(0)(0) 9 Open Voltage 2.18 2.42 V
Terminal Voltage 4 V
13
(0)(0)(0)(0)(0)(5)(0)(0)(0)(0) 13 Open Voltage 0.23 0.37 V
Terminal Voltage 5 V
18
(0)(0)(0)(0)(0)(5)(0)(0)(0)(0) 18 Open Voltage 1.68 1.92 V
Y Non Inversion
Voltage Gain G
YP
(0)(0)(0)(0)(0)(0)(0)(0)(0)(0) V (Y
IN
) = 1V
P-P
, 1MHz -0.5 0 0.5 dB
Frequency DG
P
(0)(0)(0)(0)(0)(0)(0)(0)(0)(0) G
YP
(6MHz) – G
YP
(1MHz) -1 0 1 dB
Differential Gain DP
P
(0)(0)(0)(0)(0)(0)(0)(0)(0)(0)
V (Y
IN
) = 1V
P - P
, Standard
Staircase
-3 0 3 %
Differential Phase DP
P
(0)(0)(0)(0)(0)(0)(0)(0)(0)(0) -3 0 3 deg
Y Inversion ()
Voltage Gain G
YN
(0)(0)(0)(0)(0)(0)(0)(0)(5)(5) V (Y
IN
) = 0.6V
P - P
, 1MHz -2.3 -1.3 0.3 dB
Frequency G
FYN
(0)(0)(0)(0)(0)(0)(0)(0)(5)(5) G
YN
(6MHz) - G
YN
(1MHz) -2 -0.1 1 dB
Differential Gain DG
N
(0)(0)(0)(0)(0)(0)(0)(0)(5)(5)
V (Y
IN
) = 0.5V
P - P
, Standard
Staircase
-8 8 %
Differential Phase DP
P
(0)(0)(0)(0)(0)(0)(0)(0)(5)(5) -3 0 3 deg
Inversion Block Level BL
N
(0)(0)(0)(0)(0)(0)(5)(0)(5)(5)
(0)(0)(0)(0)(0)(0)(5)(0)(5)(5)
1 Voltage: a
1 Voltage: b
BL
N
= a - b 0.59 0.68 0.77 V
Inversion BLK (0)(0)(0)(0)(0)(0)(5)(0)(5)(0) 1 Voltage: c BLK = c - b -0.1 0 0.1 V
R-Y
Voltage Gain G
R-Y
(0)(0)(0)(0)(0)(0)(5)(0)(0)(0) V (R-Y
IN
) = 1V
P - P
, 1MHz -0.5 0.5 dB
Burst Level
Non Inversion
BF
RP
(0)(0)(0)(0)(0)(0)(5)(0)(0)(0)
(0)(0)(0)(5)(5)(0)(5)(0)(0)(0)
9 Voltage: d
9 Voltage: e
BF
RP
= e - d 135 150 165 mV
Burst Level Inversion BF
RN
(0)(0)(0)(5)(5)(0)(5)(0)(0)(0) 9 Voltage: f BF
RN
= f - d -165 -150 -135 mV
B-Y
Voltage Gain G
R-Y
(0)(0)(0)(0)(0)(0)(5)(0)(0)(0) V (B-Y
IN
) = 1V
P - P
, 1MHz -0.5 0 0.5 dB
Burst Level
Non Inversion
BF
HP
(0)(0)(0)(0)(5)(5)(5)(0)(0)(0)
(0)(0)(0)(0)(0)(5)(5)(0)(0)(0)
7 Voltage: g
7 Voltage: h
BF
RP
= g - h 135 150 165 mV
Burst Level Inversion BF
RN
(0)(0)(0)(5)(5)(5)(5)(0)(0)(0) 7 Voltage: i BF
RN
= g - i -165 -150 -135 mV
R-Y Switching Speed (X)(0)(0)(0)(0)(0)(5)(5)(0)(0)
X = 1MHz 5V
PP
Rectangular
Wave
*100 nS
B-Y Switching Speed (X)(0)(0)(0)(0)(0)(5)(5)(0)(0)
X = 1MHz 5V
PP
Rectangular
Wave
*100 nS
*Remark 1) *Item indicates design assurance rating.
PARAMETER SYMBOL RATINGS UNIT
Supply Voltage V
+
8 V
Power Dissipation P
D
350 mW
Operating Temperature Range T
opr
-20 to +75
°C
Storage Temperature Range T
stg
-40 to +125
°C

NJM2256M

Mfr. #:
Manufacturer:
NJR (New Japan Radio)
Description:
Video ICs Video Superimposer
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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