HD404449 datasheet(4/123 Pages) HITACHI

Part #	HD404449

Description	HD404449 SERIES

Download	123 Pages

Scroll/Zoom	100%

Manufacturer	HITACHI [Hitachi Semiconductor]

Direct Link	http://www.renesas.com/eng

Logo

4 / 123 page

HD404449 Series

4

Pin Description

Item

Symbol

Pin Number I/O

Function

Power supply

V

CC

77

Applies power voltage

GND

10

Connected to ground

Test

TEST

4

I

Used for factory testing only: Connect this pin to V

CC

Reset

RESET

7

I

Resets the MCU

Oscillator

OSC

1

5

I

Input/output pins for the internal oscillator circuit:

Connect them to a ceramic oscillator, crystal, or

connect OSC

1 to an external oscillator circuit

OSC

2

6O

X1

8

I

Used for a 32.768-kHz crystal for clock purposes. If

not to be used, fix the X1 pin to V

CC and leave the X2

pin open.

X2

9

O

Port

D

0–D 11

11–22

I/O

Input/output pins addressed by individual bits; pins

D

0–D 9 are high-current pins that can each supply up to

15 mA

D

12, D13

23, 24

I

Input pins addressable by individual bits

R0

0–RC3

25–76

I/O

Input/output pins addressable in 4-bit units

Interrupt

INT

0, INT1,

INT

2, INT3

24–27

I

Input pins for external interrupts

Stop clear

STOPC

23

I

Input pin for transition from stop mode to active mode

Serial

SCK

1, SCK 2

42, 46

I/O

Serial clock input/output pin

interface

SI

1, SI 2

43, 47

I

Serial receive data input pin

SO

1, SO2

44, 48

O

Serial transmit data output pin

Timer

TOB, TOC, TOD 37–39

O

Timer output pins

EVNB, EVND

40, 41

I

Event count input pins

A/D converter

AV

CC

78

Power pin for A/D converter: Connect it to the same

potential as V

CC, as physically close to the VCC pin as

possible

AV

SS

3

Ground for AV

CC:

Connect it to the same potential as

GND, as physically close to the GND pin as possible

AN

0–AN 3

79, 80, 1, 2

I

Analog input pins for A/D converter

Similar Part No. - HD404449

Manufacturer	Part #	Datasheet	Description
Renesas Technology Corp	HD404449	438Kb / 125P	microcomputer has four timers, two serial interfaces, A/D converter,
	HD404449H	438Kb / 125P	microcomputer has four timers, two serial interfaces, A/D converter,
	HD404449TF	438Kb / 125P	microcomputer has four timers, two serial interfaces, A/D converter,

More results

Similar Description - HD404449

Manufacturer	Part #	Datasheet	Description
Riedon Powertron	101-500RB	318Kb / 2P	100 Series / SM Series / PC Series
Fairchild Semiconductor	FOD617CSD	723Kb / 12P	FOD814 Series, FOD817 Series FOD814 Series, FOD817 Series Phototransistor Optocouplers
Littelfuse	SPFR	547Kb / 1P	SPFR Series and SPFRHV Series Rev: 071013
Hamamatsu Corporation	C10507-11_ETC_KACC1142E07	898Kb / 9P	C10507-11 series C10751 series
Texas Instruments	BQ40Z50	943Kb / 30P	[Old version datasheet] 1-Series, 2-Series, 3-Series, and 4-Series Li-Ion Battery Pack Manager
List of Unclassifed Man...	F-CBS-F2	45Kb / 1P	Heat sink is prepared in TUNS100 series, CBS series, DHS200 series and DHS250 series.
Texas Instruments	BQ40Z50-R2	1Mb / 51P	[Old version datasheet] 1-Series, 2-Series, 3-Series, and 4-Series Li-Ion Battery Pack Manager
Texas Instruments	BQ29330DBTRG4	1Mb / 29P	[Old version datasheet] 2-SERIES, 3-SERIES, AND 4-SERIES CELL LITHIUM-ION
Extech Instruments Corp...	MA435T	364Kb / 1P	MA430 Series 400A MA430 Series 400A
RF Micro Devices	AN0013	40Kb / 4P	NBB Series and NDA Series Reliability

More results

HD404449 Datasheet(PDF) 4 Page - Hitachi Semiconductor

HD404449 Datasheet(HTML) 4 Page - Hitachi Semiconductor

Similar Part No. - HD404449

Similar Description - HD404449

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL