IC, LC78622ED

Pin No.

Pin Name

I/O

 

 

 

Description

 

 

 

 

 

 

 

1

DEFI

I

Defect sense signal (DEF) input pin. (Connect to 0V when not used).

 

 

 

 

 

 

 

2

TAI

I

 

Test signal input pin with built-in pull-down resistor. Be sure to connect to 0V.

 

 

 

 

 

 

 

3

PDO

O

 

Phase comparator output pin to control external VCO.

 

 

 

 

GND pin for built-in VCO. Be sure to connect to 0V.

4

VVSS

—

For PLL.

 

 

 

 

 

5

ISET

I

Pin to which external resistor adjusting the PD0 output current.

 

 

 

 

 

Power supply pin for built-in VCO.

6

VVDD

—

 

 

 

 

 

 

 

 

7

FR

I

 

Pin for VCO frequency range adjustment.

 

 

 

 

 

 

 

8

VSS

—

Digital system GND. Be sure to connect to 0V.

 

 

 

 

 

 

 

9

EFMO

O

For slice level control.

EFM signal output pin.

 

 

 

 

10

EFMIN

I

EFM signal input pin.

 

 

 

 

 

 

 

 

 

 

11

T2

I

Test signal input pin with built-in pull-down resistor. Be sure to connect to 0V.

 

 

 

 

 

 

 

12, 13

CLV+, CLK-

O

Disc motor control output. Three level output is possible using command.

 

 

 

 

 

 

 

14

___

O

Rough servo or phase control automatic selection monitoring output pin. Rough servo

V/P

at H. Phase servo at L.

 

 

 

 

 

 

 

 

 

 

15

HFL

I

Track detect signal input pin. Schmidt input.

 

 

 

 

 

 

 

16

TES

I

Tracking error signal input pin. Schmidt input.

 

 

 

 

 

 

 

17

TOFF

O

Tracking OFF output pin.

 

 

 

 

 

 

 

18

TGL

O

Tracking gain selection output pin. Gain boost at L.

 

 

 

 

 

 

 

19, 20

JP+, JP-

O

Track jump control signal output pin. Three level output is possible using command.

 

 

 

 

 

 

 

21

PCK

O

EFM data playback clock monitoring pin 4.3218 MHz when phase is locked in.

 

 

 

 

 

 

 

22

FSEQ

O

Sync signal detection output pin. H when the sync signal which is detected from EFM

signal and thesync signal which is internally generated agree.

 

 

 

 

 

 

 

 

 

 

23

VDD

—

Digital system power supply pin.

 

 

 

 

 

 

 

24

SL+

O

Moves the sled to outer circumference.

 

 

 

 

 

 

 

25

SL-

O

Moves the sled to inner circumference.

 

 

 

 

 

 

 

26

CONT3 (NC)

—

Not connected.

 

 

 

 

 

 

 

27

PUIN

I

CD pickup inner switch detection.

 

_______

 

 

 

 

 

28

RW

O

Read, wright signal.

 

 

 

 

 

 

 

29

EMPH

O

De-emphasis monitor output pin. De-emphasis disc is being played back at H.

 

 

 

 

 

 

 

30

C2F

O

C2 flag output pin.

 

 

 

 

 

 

 

31

DOUT

O

DIGITAL OUT output pin. (EIAJ format).

 

 

 

 

 

 

 

32, 33

T3, T4

I

Test signal input pin with built-in pull-down resistor. Be sure to connect to 0V.

 

 

 

 

 

 

 

34

N.C.

—

Not used. Set the pin to open.

 

 

 

 

 

 

 

35

MUTEL

O

 

 

 

L-channel mute output pin.

 

 

 

 

 

 

L-channel power supply pin.

36

LVDD

—

L-channel 1-bit DAC.

 

 

 

 

 

37

LCHO

O

 

 

 

L-channel output pin.

 

 

 

 

 

 

 

38

LVSS

—

 

 

 

L-channel GND. Be sure to connect to 0V.

 

 

 

 

 

 

 

39

RVSS

—

 

 

 

R-channel GND. Be sure to connect to 0V.

 

 

 

 

 

 

R-channel output pin.

40

RCHO

O

R-channel 1-bit DAC.

 

 

 

 

 

41

RVDD

—

 

 

 

R-channel power supply pin.

 

 

 

 

 

 

R-channel mute output pin.

42

MUTER

O

 

 

 

 

 

 

 

 

 

 

31

Page 20 Page 22
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Image 21
Aiwa CSD-TD51, CSD-TD53 Defi, Vvss, Iset, Vvdd, Vss, Clv+, Clk, Hfl, Fseq, Vdd, Sl+, C2F, Lvdd, Lcho, Lvss, Rvss, Rvdd
Page 20 Page 22

CSD-TD52, CSD-TD53, CSD-TD51 specifications

The Aiwa CSD-TD51, CSD-TD53, and CSD-TD52 are a triumvirate of compact stereo cassette players that evoke nostalgia while integrating modern technology for an enhanced audio experience. These models, crafted with precision by Aiwa, a brand renowned for its dedication to quality audio equipment, cater to both audiophiles and casual listeners alike.

Starting with the CSD-TD51, this model is characterized by its dual cassette deck design, allowing users to play and record from one cassette to another effortlessly. It features high-speed dubbing, which significantly reduces the time taken to create duplicates of favorite tapes. The CSD-TD51 includes a built-in AM/FM tuner that offers a wide range of radio stations, providing access to various music genres and talk shows. Its robust speakers deliver rich sound quality, making it ideal for both intimate listening sessions and larger gatherings.

Moving on to the CSD-TD52, this model adds a modern twist with a sleek, compact design that fits beautifully into any room setting. The CSD-TD52 also supports both cassette playback and recording, ensuring that users can enjoy old favorite tapes or create mixes from their current collections. Notably, the incorporation of a digital clock and programmable memory adds convenience, allowing users to set times for playback and manage their listening experience more effectively. The sound quality remains a hallmark, with enhanced bass response, thanks to the innovative speaker system integrated within the unit.

Finally, the CSD-TD53 serves as the flagship of this trio, featuring advanced audio technologies such as Dolby Noise Reduction, which minimizes tape hiss for a cleaner sound. This model also includes additional features such as a CD player, expanding the listening options to include CDs and tapes alike. The CSD-TD53 supports various media formats, making it a versatile addition to any home or personal audio setup. With an elegant design and user-friendly interface, the CSD-TD53 is perfect for those who appreciate vintage tape technology while also wanting contemporary features.

Overall, the Aiwa CSD series is a testament to the brand's commitment to quality sound and design. These models not only revitalize the classic cassette experience but also incorporate features that cater to today's technology-driven music lovers, ensuring that timeless tunes are accessible in a modern format. Whether you are a nostalgic user or a new fan of cassette culture, these Aiwa models deliver a unique blend of past and present in one compact audio solution.
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