MB90V246 Просмотр технического описания (PDF) - Fujitsu

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Компоненты Описание

производитель

MB90V246

(MB90220 Series) 16-bit Proprietary Microcontroller

Fujitsu 

MB90246A Series

(Continued)

Item

Part number

MB90246A

MB90V246

8/10-bit A/D converter

Conversion precision: 10-bit or 8-bit can be selectively used.

Number of inputs: 8

One-shot conversion mode (converts selected channel only once)

Continuous conversion mode (converts selected channel continuously)

Stop conversion mode (converts selected channel and stop operation repeatedly)

8-bit D/A converter

Number of channels: 3

Resolution: 8 bits

Based on the R-2R system

DSP interface for the IIR

filter

Function dedicated to IIR calculation

Up to 8 items of results of signed

multiplication of 16 × 16 bits are added.

N

M

Execution time of Yk = Σ bn Yk – n + Σ am Xk – m: 0.625 µs

n=0

m=0

(When oscillation is 32 MHz and when N = M = 3)

Up to three N and M values can be set at your disposal.

Low-power consumption

(stand-by) mode

Sleep/stop/hardware stand-by/gear function

Process

CMOS

Power supply voltage for

operation*

4.5 V to 5.5 V

* : Varies with conditions such as the operating frequency. (See section “s Electrical Characteristics.”) Assurance

for the MB90V246 is given only for operation with a tool at a power voltage of 4.5 V to 5.5 V, an operating

temperature of 0 to 70 degrees centigrade, and an clock frequency of 1.6 MHz to 32 MHz.

Note: A 64-word RAM for product addition is supported in addition to the above RAMs.

s PACKAGE AND CORRESPONDING PRODUCTS

Package

FPT-100P-M05

PGA-256C-A02

MB90246A

×

MB90V246

×

: Available × : Not available

Note: For more information about each package, see section “s Package Dimensions.”

s DIFFERENCES AMONG PRODUCTS

Memory Size

In evaluation with an evaluation chips, note the difference between the evaluation chip and the chip actually used.

The RAM size is 4 Kbytes for the MB90246A, and 6 Kbytes for the MB90V246.

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