W78E051C40DL Nuvoton Technology Corporation of America, W78E051C40DL Datasheet

no-image

W78E051C40DL

Manufacturer Part Number
W78E051C40DL
Description
IC MCU 8-BIT 4K FLASH 40-DIP
Manufacturer
Nuvoton Technology Corporation of America
Series
W78r
Datasheet

Specifications of W78E051C40DL

Core Processor
8051
Core Size
8-Bit
Speed
40MHz
Connectivity
EBI/EMI, UART/USART
Peripherals
POR, WDT
Number Of I /o
32
Program Memory Size
4KB (4K x 8)
Program Memory Type
FLASH
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Oscillator Type
External
Operating Temperature
0°C ~ 70°C
Package / Case
40-DIP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
W78E051C40DL
Manufacturer:
WINBOND
Quantity:
5 380
Part Number:
W78E051C40DL
Manufacturer:
winbond
Quantity:
5 530
Part Number:
W78E051C40DL
Manufacturer:
WINBOND/华邦
Quantity:
5 300
Table of Contents-
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
GENERAL DESCRIPTION ......................................................................................................... 2
FEATURES ................................................................................................................................. 2
PIN CONFIGURATIONS ............................................................................................................ 3
PIN DESCRIPTION..................................................................................................................... 4
FUNCTIONAL DESCRIPTION ................................................................................................... 5
5.1
5.2
5.3
5.4
5.5
5.6
SECURITY BITS ....................................................................................................................... 10
6.1
6.2
6.3
ELECREICAL CHARACTERISTICS......................................................................................... 12
7.1
7.2
7.3
TIMING WAVEFORMS ............................................................................................................. 17
8.1
8.2
8.3
8.4
TYPICAL APPLICATION CIRCUITS ........................................................................................ 19
9.1
9.2
PACKAGE DIMENSIONS ......................................................................................................... 21
10.1
10.2
10.3
REVISION HISTORY ................................................................................................................ 23
New Defined Peripheral.................................................................................................. 5
Reduce EMI Emission .................................................................................................... 6
Watchdog Timer ............................................................................................................. 7
Clock ............................................................................................................................... 8
Power Management........................................................................................................ 9
Reset............................................................................................................................... 9
Lock Bit ......................................................................................................................... 10
MOVC Inhibit................................................................................................................. 11
Encryption ..................................................................................................................... 11
Absolute Maximum Ratings .......................................................................................... 12
D.C. Characteristics...................................................................................................... 12
A.C. Characteristics ...................................................................................................... 14
7.3.1
7.3.2
7.3.3
7.3.4
7.3.5
7.3.6
Program Fetch Cycle .................................................................................................... 17
Data Read Cycle........................................................................................................... 17
Data Write Cycle ........................................................................................................... 18
Port Access Cycle......................................................................................................... 18
Expanded External Program Memory and Crystal ....................................................... 19
Expanded External Data Memory and Oscillator ......................................................... 20
40-pin DIP ..................................................................................................................... 21
44-pin PLCC ................................................................................................................. 21
44-pin PQFP ................................................................................................................. 22
Clock Input Waveform ....................................................................................................14
Program Fetch Cycle......................................................................................................14
Data Read Cycle ............................................................................................................15
Data Write Cycle.............................................................................................................15
Port Access Cycle ..........................................................................................................15
Program Operation .........................................................................................................16
W78E51C/W78E051C Data Sheet
8-BIT MICROCONTROLLER
- 1 -
Publication Release Date: November 10, 2006
Revision A4

Related parts for W78E051C40DL

W78E051C40DL Summary of contents

Page 1

Table of Contents- 1. GENERAL DESCRIPTION ......................................................................................................... 2 2. FEATURES ................................................................................................................................. 2 3. PIN CONFIGURATIONS ............................................................................................................ 3 4. PIN DESCRIPTION..................................................................................................................... 4 5. FUNCTIONAL DESCRIPTION ................................................................................................... 5 5.1 New Defined Peripheral.................................................................................................. 5 5.2 Reduce EMI Emission .................................................................................................... 6 5.3 Watchdog Timer ...

Page 2

... Watchdog Timer • Seven sources, two-level interrupt capability • EMI reduction mode • Built-in power management • Code protection mechanism • Packages: − Lead Free (RoHS) DIP 40: − Lead Free (RoHS) PLCC 44: W78E051C40PL − Lead Free (RoHS) PQFP 44: W78E051C40FL W78E51C/W78E051C W78E051C40DL - 2 - ...

Page 3

PIN CONFIGURATIONS W78E51C/W78E051C Publication Release Date: November 10, 2006 - 3 - Revision A4 ...

Page 4

PIN DESCRIPTION SYMBOL EXTERNAL ACCESS ENABLE: This pin forces the processor to execute out of external ROM. It should be kept high to access internal ROM. The ROM address and EA data will not be presented on the bus ...

Page 5

FUNCTIONAL DESCRIPTION The W78E051C architecture consists of a core controller surrounded by various registers, five general purpose I/O ports, 128 bytes of RAM, two timer/counters, and a serial port. The processor supports 111 different opcodes and references both a ...

Page 6

Port 4 Another bit-addressable port P4 is also available and only 4 bits (P4<3:0>) can be used. This port address is located at 0D8H with the same function as that of port P1, except the P4.3 and P4.2 are alternative ...

Page 7

Watchdog Timer The Watchdog timer is a free-running timer which can be programmed by the user to serve as a system monitor, a time-base generator or an event timer basically a set of dividers that divide the ...

Page 8

WIDL IDLE OSC 1/12 Watchdog Timer Block Diagram Typical Watch-dog time-out period when OSC = 20 MHz PS2 PS1 PS0 ...

Page 9

Power Management Idle Mode The idle mode is entered by setting the IDL bit in the PCON register. In the idle mode, the internal clock to the processor is stopped. The peripherals and the interrupt logic continue to be ...

Page 10

SECURITY BITS During the programmer operation mode, the Flash EPROM can be programmed and verified repeatedly. Until the code inside the Flash EPROM is confirmed OK, the code can be protected. The protection of Flash EPROM and those operations ...

Page 11

MOVC Inhibit This bit is used to restrict the accessible region of the MOVC instruction. It can prevent the MOVC instruction in external program memory from reading the internal program code. When this bit is set to logic 0, ...

Page 12

ELECREICAL CHARACTERISTICS 7.1 Absolute Maximum Ratings PARAMETER DC Power Supply Input Voltage Operating Temperature Storage Temperature Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the device. 7.2 D.C. ...

Page 13

DC Characteristics, continued PARAMETER Output High Voltage (*3) ALE, PSEN , P0 Input Low Voltage (Except RST) Input Low Voltage (*4) RST Input Low Voltage (*4) XTAL1 Input High Voltage (Except RST) Sink Current P1, P2, P3, P4 Input High ...

Page 14

A.C. Characteristics The AC specifications are a function of the particular process used to manufacture the part, the ratings of the I/O buffers, the capacitive load, and the internal routing capacitance. Most of the specifications can be expressed in ...

Page 15

Data Read Cycle PARAMETER ALE Low to RD Low RD Low to Data Valid Data Hold from RD High Data Float from RD High RD Pulse Width Notes: 1. Data memory access time " Δ ...

Page 16

Program Operation PARAMETER V Setup Time PP Data Setup Time Data Hold Time Address Setup Time Address Hold Time CE Program Pulse Width for Program Operation OECTRL Setup Time OECTRL Hold Time OE Setup Time OE High to Output ...

Page 17

TIMING WAVEFORMS 8.1 Program Fetch Cycle S1 XTAL1 ALE PSEN PORT 2 T AAH PORT 0 Code 8.2 Data Read Cycle S4 S5 XTAL1 ALE PSEN PORT 2 A0-A7 PORT ...

Page 18

Timing Waveforms, continued 8.3 Data Write Cycle S4 XTAL1 ALE PSEN PORT 2 PORT 0 A0-A7 WR 8.4 Port Access Cycle XTAL1 ALE T PDS PORT INPUT SAMPLE A8-A15 DATA OUT T DAD T ...

Page 19

TYPICAL APPLICATION CIRCUITS 9.1 Expanded External Program Memory and Crystal XTAL1 XTAL2 CRYSTAL 8 RST C1 C2 INT0 12 13 INT1 ...

Page 20

Typical Application Circuits, continued 9.2 Expanded External Data Memory and Oscillator OSCILLATOR 8 W78E51C/W78E051C AD0 3 39 ...

Page 21

PACKAGE DIMENSIONS 10.1 40-pin DIP 10.2 44-pin PLCC θ Seating Plane ...

Page 22

Package Dimensions, continued 10.3 44-pin PQFP See Detail F Seating Plane θ Detail ...

Page 23

REVISION HISTORY VERSION DATE A1 Nov. 26, 2004 A2 April 20, 2005 A3 May 16, 2005 November 10, A4 2006 Winbond products are not designed, intended, authorized or warranted for use as components in systems or equipment intended for ...

Related keywords