UPD70F3426A Datasheet PDF - Renesas Electronics
| Part Number | UPD70F3426A | |
| Description | 32-bit Single-Chip Microcontroller | |
| Manufacturers | Renesas Electronics | |
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There is a preview and UPD70F3426A download ( pdf file ) link at the bottom of this page. Total 30 Pages | ||
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To our customers,
Old Company Name in Catalogs and Other Documents
On April 1st, 2010, NEC Electronics Corporation merged with Renesas Technology
Corporation, and Renesas Electronics Corporation took over all the business of both
companies. Therefore, although the old company name remains in this document, it is a valid
Renesas Electronics document. We appreciate your understanding.
Renesas Electronics website: http://www.renesas.com
April 1st, 2010
Renesas Electronics Corporation
Issued by: Renesas Electronics Corporation (http://www.renesas.com)
Send any inquiries to http://www.renesas.com/inquiry.
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Notes for CMOS Devices
(1) Precaution against ESD for semiconductors
Strong electric field, when exposed to a MOS device, can cause destruction of
the gate oxide and ultimately degrade the device operation. Steps must be
taken to stop generation of static electricity as much as possible, and quickly
dissipate it once, when it has occurred. Environmental control must be
adequate. When it is dry, humidifier should be used. It is recommended to
avoid using insulators that easily build static electricity. Semiconductor devices
must be stored and transported in an anti-static container, static shielding bag
or conductive material. All test and measurement tools including work bench
and floor should be grounded. The operator should be grounded using wrist
strap. Semiconductor devices must not be touched with bare hands. Similar
precautions need to be taken for PW boards with semiconductor devices on it.
(2) Handling of unused input pins for CMOS
No connection for CMOS device inputs can be cause of malfunction. If no
connection is provided to the input pins, it is possible that an internal input level
may be generated due to noise, etc., hence causing malfunction. CMOS
devices behave differently than Bipolar or NMOS devices. Input levels of
CMOS devices must be fixed high or low by using a pull-up or pull-down
circuitry. Each unused pin should be connected to VDD or GND with a resistor,
if it is considered to have a possibility of being an output pin. All handling
related to the unused pins must be judged device by device and related
specifications governing the devices.
(3) Status before initialization of MOS devices
Power-on does not necessarily define initial status of MOS device. Production
process of MOS does not define the initial operation status of the device.
Immediately after the power source is turned ON, the devices with reset
function have not yet been initialized. Hence, power-on does not guarantee
out-pin levels, I/O settings or contents of registers. Device is not initialized until
the reset signal is received. Reset operation must be executed immediately
after power-on for devices having reset function.
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User’s Manual U17566EE5V1UM00
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Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for UPD70F3426A electronic component. |
| Information | Total 30 Pages | |
| Link URL | [ Copy URL to Clipboard ] | |
| Download | [ UPD70F3426A.PDF Datasheet ] | |
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