TC94A14F datasheet(5/17 Pages) TOSHIBA

Part #	TC94A14F

Description	Digital Servo Single-Chip Processor for Use in CD Player

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Manufacturer	TOSHIBA [Toshiba Semiconductor]

Direct Link	http://www.semicon.toshiba.co.jp/eng

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5 / 17 page

TC94A14F/FA/FB

2002-11-18

5

Pin No.

Symbol

I/O

Function Description

Remarks

55

ZDET

O

3-5I/F

1 bit DA converter zero data detection flag output pin.

¾

56

VSS5

¾

Microcontroller interface GND pin.

¾

57

BUS0

58

BUS1

59

BUS2

60

BUS3

I/O

3-5I/F

Microcontroller interface data I/O pins.

Schmitt input

CMOS ports

61

BUCK

I

3-5I/F

Microcontroller interface clock input pin.

Schmitt input

62

/CCE

I

3-5I/F

Microcontroller interface chip enable signal input pin. At “L”,

BUS0 to BUS3 are active.

Schmitt input

63

/RST

I

3-5I/F

Reset signal input pin. At reset, “L”.

Built-in pull-up resistor

64

VDD5

¾

Microcontroller interface 5 V power supply pin.

¾

Note: AI/F: analog input/output pin

3-5I/F: 3-5 interface built-in pin (5 V input/output pin)

3I/F: 3 V input/output pin

Maximum Ratings (unless otherwise specified, GND reference, Ta

==== 25°C)

Characteristics

Symbol

Rating

Unit

Remarks

VDD5

-0.3~6.0

64-56 pin

Power supply voltage

VDD3

-0.3~4.5

V

6-7 pin

15, 25, 39-22 pin

43-42 pin

48-45 pin

51-49, 54 pin

VIN5

-0.3~ VDD5 + 0.3

9, 13, 14, 57~63 pin

Input voltage

VIN3

-0.3~ VDD3 + 0.3

V

18, 24, 26~32, 44 pin

1910

TC94A14F

1000

TC94A14FA

Power dissipation

PD

1310

mW

TC94A14FB

Operating temperature

Topr

-40~+85

°C

¾

Storage temperature

Tstg

-55~+150

°C

¾

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