HT46F46E datasheet(2/88 Pages) HOLTEK

2 / 88 page

Part No.

VDD

Program

Memory

Data

Memory

Data

EEPROM

I/O

Timer

Int.

A/D

PWM

Stack

Package

Types

HT46F46E

2.2V~

5.5V

´14

´8

128

´8

8-bit

´1

8-bit

´4 8-bit´14

16NSOP,

18DIP/SOP

HT46F47E

2.2V~

5.5V

´14

´8

128

´8

8-bit

´1

9-bit

´4 8-bit´16

16NSOP, 18DIP,

18SOP, 20SSOP

HT46F48E

2.2V~

5.5V

´14

´8

128

´8

8-bit

´1

9-bit

´4 8-bit´16

24SKDIP/SOP,

24SSOP

HT46F49E

2.2V~

5.5V

´15

128

´8

256

´8

8-bit

´1

9-bit

´4 8-bit´26

24/28SKDIP,

24/28SOP,

24/28SSOP

Note:

For devices that exist in two package formats, the table reflects the situation for the larger package.

Block Diagram

HT46F46E/HT46F47E/HT46F48E/HT46F49E

Rev. 1.40

July 28, 2009

S t a c k

F l a s h

P r o g r a m

M e m o r y

E E P R O M

D a t a

M e m o r y

R A M D a t a

M e m o r y

I n - c i r c u i t

P r o g r a m m i n g

C i r c u i t r y

W a t c h d o g

T i m e r

W a t c h d o g

T i m e r O s c i l l a t o r

8 - b i t

R I S C

M C U

C o r e

R e s e t

C i r c u i t

I n t e r r u p t

C o n t r o l l e r

R C / C r y s t a l

S y s t e m

O s c i l l a t o r

L o w

V o l t a g e

R e s e t

A / D

C o n v e r t e r

P W M

G e n e r a t o r

P r o g r a m m a b l e

F r e q u e n c y

G e n e r a t o r

8 - b i t

T i m e r

I / O

P o r t s

Selection Table

Most features are common to all devices, the main feature distinguishing them are Program Memory capacity, I/O count,

A/D resolution, stack capacity and package types. The following table summarises the main features of each device.

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