EEWORLDEEWORLDEEWORLD

Part Number

Search

NJM2777V

Description
Headphone Amplifier with Electronic Volume
File Size234KB,15 Pages
ManufacturerNew JRC
Websitehttps://www.njr.com
Download Datasheet Compare View All

NJM2777V Overview

Headphone Amplifier with Electronic Volume

NJM2777
Headphone Amplifier with Electronic Volume
I
GENERAL DESCRIPTION
NJM2777
is a headphone amplifier with electronic volume. It
includes widely gain adjustable volume, +20 to –80 dB, and mute
function. These are controlled by DC voltage. The
NJM2777
is
suitable for headphone output on TV set.
I
FEATURES
G
Operating Voltage
G
Electronic Volume
G
Mute Function
G
Bipolar
G
Package Outline
I
BLOCK DIAGRAM
CNTa CAPa
Mute
I
PACKAGE OUTLINE
NJM2777D
NJM2777M
NJM2777V
8 to 10 V
+20dB to -80dB
DIP14, DMP14, SSOP14
Mute
IN a
VOL
OUTa
IN b
VOL
OUTb
Bias
Vref
CNTb CAPb
I
PIN FUNCTION
No.
1
1
14
2
3
4
5
7
8
6
7
SYMBOL
V+ GND
V+
OUTb
CNTb
CAPb
INb
Mute
N.C.
FUNCTION
Power Supply
Bch Output
Bch Volume control voltage
input
Bch Volume control click
noise absorbing capacitor
connect terminal
Bch Input
Mute control
No connecting
No.
8
9
10
11
12
13
14
SYMBOL
N.C.
Vref
INa
CAPa
CNTa
OUTa
GND
FUNCTION
No connecting
Reference voltage stabilized
capacitor connect terminal
Ach Input
Ach Volume control click
noise absorbing capacitor
connect terminal
Ach Volume control voltage
input
Ach Output
Ground
–1–

NJM2777V Related Products

NJM2777V NJM2777
Description Headphone Amplifier with Electronic Volume Headphone Amplifier with Electronic Volume
Can TM4C123GH6PZI connect to a 7-inch touch screen?
I have seen it connected to a 3.2-inch touch screen, but I don't know if it can drive a 7-inch one. I hope those who have done it before or not can give me some advice....
语笑今生 Microcontroller MCU
Three-terminal voltage regulator overheating problem
I have recently built a circuit, where the 12V power supply is stabilized by LM1117-3.3 to 3.3V before supplying the DSP chip. Because the normal full working current is 90MA, the voltage regulator is...
wsyzwhb Analog electronics
EEWORLD University Hall----The latest customizable and system performance-enhancing product-LMK61XX ultra-low jitter oscillator
The latest customizable and system performance-enhancing product - LMK61XX ultra-low jitter oscillator : https://training.eeworld.com.cn/course/3732...
hi5 Analog electronics
Top 20 Internet names that give administrators headaches
1. Name it “I don’t know” Reporter: “Administrator, I report” Admin: “Who?” Reporter: “I don’t know” Admin: “…” 2. Name it “Please wait” Reporter: “Administrator, I report” Admin: “Who?” Reporter: “Pl...
6294316 Talking
What is the reason why the callback function cannot be called?
I recently wrote the USB driver for my phone, Motorola L6, on 2440. Now the driver can be loaded. It can also read data and device descriptors, etc. But there is a problem that every time I unplug my ...
紫皮书 Embedded System
New automotive electronic control technologies: intelligence and networking
The electrification, intelligence and networking of automobiles are important signs of the development of modern automobiles. With the increasing requirements of consumers for automobile functions and...
qwqwqw2088 Automotive Electronics

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 724  1633  2374  1989  381  15  33  48  41  8 
Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号