AT88SC1003-09PT View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT88SC1003-09PT

1K EEPROM–Security Logic with Three Application Zones

Atmel Corporation 

Figure 7. Compare

Address

An-1

An

An+1

CLK

tSC

tHC

tSC

I/O

Input

Note:

Input data is latched on the falling edge of CLK.

Comparison occurs on the next falling edge of CLK.

The address counter is incremented on the falling edge of CLK.

Figure 8. INC/CMP (before code presentation)

Address

An-1

An

An+1

CLK

I/O Output

Hi-Z

tSC

Input

tHC

tSC

Note:

After the rising edge of CLK on the address immediately preceding the security code or

erase keys, the I/O will be disabled (Hi-Z). This allows the input data to be set up before

comparing the first bit of each code.

22 AT88SC1003

2035B–SMEM–08/03

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