UMC UM3758-180AM, UM3758-180A, UM3758-120AM, UM3758-120A, UM3758-108BM Datasheet

PRELIMINARY

Features

z=

m--w-

---

--A

I’ri-Siate Programmahle

UM3758

Encoder/Decoder

Series

m

Single-Chip CMOS construction

m

Single-Chip

m

Wide operating voltage range : VDO = 3 to 12 Volts

. Built-in RC oscillator

n Easy interface with RF, Infrared(lR) and Ultrasonic

transmission media

n Tri-state(0, 1, open) address codes, some of address

encoder/decoder

(tan

use 5 % resistor)

selected by jump wire

General Description

The UM3758 series are

/decoder ICs

power encoder/decoder for higher security.

Most ing 3 = series provide 4 to 8 data bits for controlling.

fabricated in CMOS structure for low

consun$ion:

fzmbinations

387,420,489

Single-Chip

They are enhanced for new

ICs

to provide many more combinations

are achieved by

combinations. Some

programmable encoder

UM3758-18OA,

ICs

Stage

provid-

of this

Pin Configurations

codes used as data by mask

m

Internal address code is

different ccdes at most

m

Decoder has 8-bit latch data

m

Series 1C for various applications

n

UM3758120A

According to the following information, The nal address biis, 18

package, tan

for the address

receiver will check the address codes with his own and

the successive two matched address codes will generate

a low pulse. If there were any data bits, the will latch these data bis at the corresponding pins

for controlling.

much

Option

be assigned by customer in

higher

Codes

or as internal addresses

lSbii,

ie 3 ‘5 387,428, 489

pin outcompatibleto UM3750

bis/24pin

securii

and confidentialii. Whenever

Codes

of transmitter transmits, the

and 12

inter-

biis/lEpin

advance

receiver

., - ._.

1

Pin Configurations (Continued)

UM3758 Series

VDD TX/RX OUT RX INP IWDE “SS osc Cl17 F116 Fl15

I

02 e3 Cl4 635 Cl6 A8 R9

RIO

D2 NC

~VDD

Absolute Maximum Ratings*

Power Supply Voltage . . . . . . . . . .-0.3V to

Operating Temperature . . . . . . . .

Storage Temperature (Tstg) . . . . .

.-20C

55°C

Apply Voltage on any Pin . . . . . . . . . . . . . .

VSS -

0.3 <

VIN < VOD

11V

to

70%

to 150°C

+ 0.3

DC Electrical Characteristics

(TA = 25°C ,

Operating voltage Operating current Schmitt Trigger input

level Other pins input

level Output pin logic

level DATA output current

HIGH level LOW level

VDD

Parameter

= 9 Volts ,

VSS

= OV unless otherwise specified)

Symbol

VDD

lop

Vsh

Vsl

Vih Vil

Voh Vol

lohd lold

Min.

3.0

-

6

-

8.5 0

9

Ft2 fl3 w RS c16 Cl8

A9 AID Fl12

NC

VDD TX/RX OUT RX INP MODE vss 0% Cl17 ca16 01s NC

*Comments

Stresses above those listed under “Absolute Maximum Ratings’ may These are stress ratings only. Functional Operation of this device at these or any other conditions above those indicated in the operational sections of this specification is not implied and exposure to absolute

TYP.

-

Max.

12

1.2

2 9

0.5 9

1

cause

permanent darnage to the device.

Unit

Conditions

V

mA

V V

V v

HIGH

LOW

HIGH

LOW

HIGH

LOW

VDD = 12V mA mA

Voh = 6V

Vol = 6V

.“.

._.

.-

2

..~.,

: ..:%.h . ...,.

<,.,</L

.,.. ‘.‘;;>;:..;:;:.

DC Electrical Characteristics (Continued)

UM3758

Series

Parameter Symbol Min.

TX/RX OUTputcurrent

HIGH level LOW level

Operating frequency

Pin Descriptions

1. UM3758-1 SOA/AM,

Pin Number

UM3758 UM3758

-18OA /AM

1

2

3

-120A

UM3758

-120AM

1

2

loht

IOR

F

UM37584

Designation

1

2

TYP.

35

15

‘-

160

20A and UM3758-120AM

Al

A2

A3

Address select line 1 is tri-state indicated as 0, 1 and open

Address select line 2 is tri-state indicated as 0, 1 and open

Address select line 3 is tri-state indicated as 0, 1

and open

Max.

Descripti.on

Unit ,

mA mA

KHz

Conditions

VOD

=

12V

Voh = 6V Vol

= 6V

+ 15%

exclusive

of external

part

4

5

6

10

11

3

4

5

7

8

9

6

7

8

-

3 A4

4 A5

5

6

7 1 Ag 1

8 1 A10 1

- 1 A1’ /

A6

A7

A8

and open

Address and open

Address select line

and open

Address and open

Address select line 9 is tri-state indicated as 0, 1

Address select line 10 is tri-state indicated as 0, 1

Address select line 11 is tri-state indicated as 0, 1

select

line

line 8

4 is

5 is

6 is

7

is

tri-state

indicated as

indicated

as

0,

1

0,

1

0,

1

0,

1

0,

1

-L

-_

,.

3

== ==-

g

-SV ---

------

-.m---

L-a-4

aD

-w-w-

Pin Descriptions (Continued)

Pin Number

UM3758

Wies

UM3758 UM3758 UM3758

-18OA

-12OA

-120AM

/AM

12

9

10

11

13 -

14

15

16

-

10

11

17 12

-

12

13

14

Designation

Al2

NC

Al3

Al4

Al5

Al6

Al7

Description

Address select line 12 is tri-state indicated as 0, 1 and open

No connection

Noconnection

Address select line 13 is tri-state indicated as 0, 1

and open

Address select line 14 is tri-state indicated as 0, 1

and open

Address select line 15 is tri-state indicated as 0, 1

and open

Address select line 16 is tri-state indicated as 0, 1

and open

Address select line 17 is tri-state indicated as 0, 1

and open

.-.

16 -

19

20

21

22

23

24

13

14 16

15

16

17

18

-

15

17

18

19

20

Al8

osc

vss

MODE

RXINP

TX/RX OUT

VDD

Address select line 16 is tri-state indicated as 0, 1

and open

R.C. input pin for

connected from this pin to

Single

pin oscillator. A resistor is

VDO

and a capacitor to Vss

The ground pin for UM3756

This pin is used to select transmit or receive mode

MODE MODE - Vss : Decoder mode

Receiver

- VDO

: Encoder mode

‘*’

input pin. Receives waveform from the detect

circuit

In encoder mode, this pin will transmit waveform; in

decoder mode, this pin will switch to LOW if comparison

is OK

The positive power supply of UM3756

4

2.

UM3758=108A/B/AM/BM, UM3758-084A/B

and

UM3758-084AM/BM

UM3758 Series

iM3756 108A/B

hM/SM

1

5

6

7

‘~~

Designation

-

I - l

A’

Description

Address select line 1 is tri-state indicated as 0, 1 and open

Address select line 2 is tri-state indicated as 0, 1 and open

Address select line 3 is tri-state indicated as 0, 1 and open

Address select line 4 is tri-state indicated as 0, 1 and open

Address select line 5 is tri-state indicated as 0, 1 and open

Address select line 6 is triistate indicated as 0, 1 and open

Address select line 7 is tri-state indicated as 0, 1 and open

10

11

12

a

9

a

9

8

9

1

Al0

Dl

Di

Address select line 8 is tri-state indicated as 0, 1 and open

Address and open

Address select line 10 is tri-state indicated as and open

Data output pin 1, states are either HIGH (1 or open)

or LOW (0)

Data output pin 2, states are either HIGH (1 or open) or LOW (0)

<select

line 9 is tri-state indicated as 0, 1

0,l

.-

. . .

.

.._

“.iI‘. ‘:’

5

‘,

:..

~;:;:;:.:>i;&;‘:

.,.<’ :,i,i:;::.;+:

::

Pin Descriptions (Continued)

Pin Number

JM3758

-108A/B -084 -084AM tAM/BM

UM3758 UM3758

A/B

-

13

14

15

16

17

18

19

-

10

11

12

-

13

/BM

10

11

-

12

13

14

15

Designation

NC

D3

D4

D5

D6

D7

Da

osc

Description

Noconnection

No connection

Data output pin 3, states are either HIGH (1 or open)

or LOW (0)

Data output pin 4, states are either HIGH (1 or open) or LOW (0)

Data output pin 5, states are either HIGH (1 or open) or LOW (0)

Data output pin 6, states are either HIGH (1 or open)

or LOW (0)

Data output pin 7, states are either HIGH (1 or open)

or LOW (0)

Data output pin 6, states are either HIGH (1 or open) or LOW (0)

R.C. input pin for connected from this pin to VDO and a capacitor to Vss

Single

pin oscillator. A resistor is

20

21

22 16

23

24

15

17

18

14

16

17

ia

19

20

vss

MODE

RXINP

TX/RX

VDD

OUT

The ground pin for UM3756

This pin is used to select transmit or receive modes

MODE - VDO : Encoder mode MODE - Vss : Decoder mode

Receiver

circuit In encoder mode, this pin will transmit waveform; in

decoder mode, this pin will

rison is OK

The positive power supply of UM3756

input pin. Receives waveform from the detect

switch

to LOW if compa-

- ._.

6

*

UMC UM3758-180AM, UM3758-180A, UM3758-120AM, UM3758-120A, UM3758-108BM Datasheet

Specifications and Main Features

Frequently Asked Questions

User Manual