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부품번호 | NJW1328 기능 |
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기능 | Multi Input Wide Band Video Interface | ||
제조업체 | New Japan Radio | ||
로고 | |||
NJW1328
Multi Input Wide Band Video Interface with I2C Control
!GENERAL DESCRIPTION
NJW1328 is a multi input wide band video interface IC with
I2C control. Also the NJW1328 includes 7-input 2 channel
video switch for CVBS, isolation amplifier for CVBS, 3-input 1
channel video switch for Component Video Signal, 2 channel
75-ohm driver for CVBS and 1 channel 75-ohm driver for
Component Video Signal. NJW1328 is suitable for video
equipment that has multi input and multi output.
! PACKAGE OUTLINE
! FEATURES
● Operating Voltage Single Supply 4.5 to 5.5V
NJW1328FH2
● 7-input 2 channel video switch for CVBS
● 3-input 1 channel video switch for Component Video Signal
● Ground ISO (Isolation) amplifier for CVBS
● 2 channel 75-ohm driver for CVBS
● 1 channel buffer for CVBS
● 1 channel 75-ohm driver for Component Video Signal
● 1 channel buffer for Component Video Signal
● 1 channel LOS (Loss Of Signal) detector for each CVBS and Component Video Signal
● I2C BUS control
● LQFP52-H2
! PIN CONFIGURATION
39 38 37 36 35 34 33 32 31 30 29 28 27
40 ISOOUT
41 VIN7
42 ISOG
43 ISOIN
44 NC
45 VIN6
46 VIN5
47 VIN4
48 VIN3
49 VIN2
50 VIN1
51 VLOS_OUT
52 VLOS
YLOS_OUT 26
YIN_LOS 25
YOUT_LOS 24
YLOS 23
PRIN3 22
PRIN2 21
PRIN1 20
PBIN3 19
PBIN2 18
PBIN1 17
YIN3 16
YIN2 15
YIN1 14
1 2 3 4 5 6 7 8 9 10 11 12 13
Ver.1
-1-
NJW1328
● AC CHARACTERISTICS
PARAMETER
Switch Change
Over Voltage
(H level)
Switch Change
Over Voltage
(L level)
Maximum inflow
current on Switch
ON
Maximum inflow
current on Switch
OFF
SYMBOL
VthH
VthL
IthH
IthL
V=5.0V
V=0.3V
TEST CONDITION
MIN.
2.0
TYP.
-
MAX. UNIT
V+ V
0 - 1.0 V
- - 120 uA
- - 8 uA
! MUTE CONTROL
NJW1328 performs Mute for all output voltages simultaneously with MUTE terminal.
MUTE TERMINAL VOLTAGE OPERATION
<VthL
MUTE ON
>VthH
MUTE OFF
! SIGNAL DETECTION
NJW1328 detects a signal that is larger than Signal Detective Voltage (SDV).
INPUT SIGNAL VOLTAGE LOS_OUT CONDITION
Vdet > VIN
H Signal is smaller than SDV
Vdet < VIN
L Signal is larger than SDV
NOTE) If you input a signal except for video signal with sync, there is the case that output of LOS_OUT
terminal is not stable.
-4-
4페이지 NJW1328
! DEFINTION OF I2C REGISTER
You can send and transmit address by I2C REGISTER with SDA input and SCL input.
• I2C BUS FORMAT
MSB
LSB MSB
LSB MSB
S Slave Address A Select Address A
1bit 8bit
S: Starting term
A: Acknowledge bit
P: Ending term
• SLAVE ADDRESS
1bit 8bit 1bit
Data
8bit
LSB
AP
1bit 1bit
MSB
1
0
Slave Address
0101
Hex
LSB
-
1 0 96(h)
NJW1328 is not suitable for read mode.
•CONTROL REGISTER TABLE
The auto increment function cycles the select address as follows.
00H → 01H → 00H
No.
D7 D6 D5
00H VOUT1,2 Select
01H
VOUT1
Mute
VOUT2
Mute
VOUT3
Mute
BIT
D4
D3
D2
VOUT3 Select
YOUT/PBOUT/
PROUT Select
YOUT1/
PBOUT1/
PROUT1
Mute
D1
VOUT1,2
Gain
YOUT2/
PBOUT2/
PROUT2
Mute
D0
VOUT3
Gain
Power
Save
! CONTROL REGISTER INITIAL VALUE
BIT
No.
D7 D6 D5 D4 D3 D2 D1 D0
00H 0 0 0 0 0 0 0 0
01H 0 0 0 0 0 0 0 0
-7-
7페이지 | |||
구 성 | 총 19 페이지수 | ||
다운로드 | [ NJW1328.PDF 데이터시트 ] |
당사 플랫폼은 키워드, 제품 이름 또는 부품 번호를 사용하여 검색할 수 있는 |
구매 문의 | 일반 IC 문의 : 샘플 및 소량 구매 ----------------------------------------------------------------------- IGBT, TR 모듈, SCR 및 다이오드 모듈을 포함한 광범위한 전력 반도체를 판매합니다. 전력 반도체 전문업체 상호 : 아이지 인터내셔날 사이트 방문 : [ 홈페이지 ] [ 블로그 1 ] [ 블로그 2 ] |
부품번호 | 상세설명 및 기능 | 제조사 |
NJW1320 | Video Switch / QFP48-P1 | JRC |
NJW1321 | Video Switch / QFP48-P1 | JRC |
DataSheet.kr | 2020 | 연락처 | 링크모음 | 검색 | 사이트맵 |