7643 Selling Leads, Price trend, 7643 DataSheet download, circuit diagram from SeekIC.com

Features: `Basic machine-language instructions ....................................... 71`Minimum instruction execution time ..................................... 83 ns (at 24 MHz oscillation frequency)`Memory size ROM ............................................................................. 3...

See larger image

SeekIC No. : 004252516 Detail

7643: Features: `Basic machine-language instructions ....................................... 71`Minimum instruction execution time ..................................... 83 ns (at 24 MHz oscillation freque...

7643 Data Sheet

Get Latest Price

Part Number:: 7643
Supply Ability:: 5000

Price Break

Qty
1~5000

Unit Price
Negotiable

Processing time
15 Days

SeekIC Buyer Protection PLUS - newly updated for 2013!

Escrow Protection.
Guaranteed refunds.
Secure payments.
Learn more >>

Month Sales

268 Transactions

Rating

evaluate (4.8 stars)

Upload time: 2024/12/21

add to my favourite

Payment Methods

All payment methods are secure and covered by SeekIC Buyer Protection PLUS.

Notice: When you place an order, your payment is made to SeekIC and not to your seller. SeekIC only pays the seller after confirming you have received your order. We will also never share your payment details with your seller.

Product Details

Description

Features:

`Basic machine-language instructions ....................................... 71
`Minimum instruction execution time ..................................... 83 ns
   (at 24 MHz oscillation frequency)
`Memory size
   ROM ............................................................................. 32 Kbytes
   RAM ................................................................................ 1 Kbytes
`Programmable input/output ports ............................................. 66
`Software pull-up resistors .................................................. Built-in
`Interrupts ................................................... 14 sources, 14 vectors
   (external 3 including Key input, internal 10, software 1)
`USB function control unit
   Transceiver ............................... Full-Speed USB2.0 specification
`Timers .................................................... 8-bit * 3 (Timers 1, 2, 3)
`Serial Interface
   Serial I/O ......................................................................... 8-bit * 1
   UART .............................................................................. 8-bit * 1
`DMAC .......................................................................... 2 channels
`Clock generating circuit ..................................................... Built-in
   (connect to external ceramic resonator or quartz-crystal oscillator)
`Power source voltage
   At 24 MHz oscillation frequency, = 12 MHz ......... 4.15 to 5.25 V
   At 24 MHz oscillation frequency, = 6 MHz ........... 3.00 to 3.60 V
`Operating temperature range .................................... 20 to 70
`Packages
   FP ................................................ PRQP0080GB-A (80-pin QFP)
   HP ............................................... PLQP0080KB-A (80-pin LQFP)
<Flash memory mode>
`Power source voltage
   At 24 MHz oscillation frequency, = 12 MHz ......... 4.15 to 5.25 V
   At 24 MHz oscillation frequency, = 6 MHz ........... 3.00 to 3.60 V
`Program/Erase voltage.......................... V_CC = 4.50 V to 5.25 V, or 3.00 V to 3.60 V
.................................................................. V_PP = 4.50 V to 5.25 V
   At 24 MHz oscillation frequency, = 6 MHz (See Table 20.)
`Memory size
   Flash ROM .................................................................... 32 Kbytes
   RAM ............................................................................. 2.5 Kbytes
`Flash memory mode ....................................................... 3 modes
   Parallel I/O mode
   Standard serial I/O mode
   CPU rewrite mode
`Programming method ....................... Programming in unit of byte
`Erasing method
   Batch erasing
   Block erasing
`Program/Erase control by software command
`Command number ................................................... 6 commands
`Number of times for programming/erasing ............................. 100
`ROM code protection
   Available in parallel I/O mode and standard serial I/O mode
`Operating temperature range (at programming/erasing) .......................................... Normal temperature

Application

·Audio, musical instrument, printer, scanner, modem, other PC peripheral devices

Pinout

Connection Diagram

Specifications

Symbol	Parameter		Conditions	Ratings	Unit
V_CC	Power source voltage		All voltages are based on Vss. Output transistors are cut off.	0.3 to 6.5	V
AV_CC	Analog power source voltage AVcc, Ext.Cap			0.3 to V_CC+0.3	V
V_I	Input voltage P00P07, P10P17, P20P27, P30P37, P40P44, P50P57, P60P67, P70P74, P80P87			0.3 to V_CC+0.3	V
V_I	Input voltage RESET, X_IN, X_CIN			0.3 to V_CC+0.3	V
V_I	Input voltage CNV_SS	Mask ROM version		0.3 to V_CC+0.3	V
V_I	Input voltage CNV_SS	Flash memory version		0.3 to 6.5	V
V_I	Input voltage USB D+, USB D			0.5 to 3.8	V
V_O	Output voltage P00P07, P10P17, P20P27, P30P37, P40P44, P50P57, P60P67, P70P74, P80P87, X_OUT, X_COUT, LPF			0.3 to V_CC+0.3	V
V_O	Output voltage USB D+, USB D, Ext. Cap			0.5 to 3.8	V
P_d	Power dissipation (Note)		Ta = 25	750	mW
T_opr	Operating temperature			20 to 70
T_stg	Storage temperature			40 to 125

Note: The maximum power dissipation depends on the MCU's power dissipation and the specific heat consumption of the package.

Description

The 7643 group is the 8-bit microcomputer based on the 7600 series core (740 family core compatible) technology.

The 7643 group is designed for PC peripheral devices, including the USB, DMAC, Serial I/O, UART, Timer and so on.

7643

product image

floor Price/Ceiling Price

Price Break

Month Sales

Rating

Payment Methods

Recent History

Description

Customers Who Bought This Item Also Bought

Optical Inspection Equipment(251)

Potentiometers, Variable Resistors(1370)

Cable Assemblies(5)

Power Supplies - Board Mount(3035)

Test Equipment(3237)

Circuit Protection(3850)