S-93C46A Datasheet, PDF (10/53 Pages) Seiko Instruments Inc – CMOS SERIAL E2PROM

CMOS SERIAL E²PROM
S-93C46A/56A/66A
2.2 ERASE
This command erases 16-bit data in a specified address.
After changing CS to high, input a start-bit, op-code (ERASE), and address. It is not necessary to input data. Changing CS
to low will start the ERASE operation, which changes every bit of the 16-bit data to "1."
tCDS
CS
VERIFY
SK
1 2 34 5 67 8 9
DI
1 1 1 A5 A4 A3 A2 A1
A0
tSV
tHZ1
D
Hi-Z
busy
ready
Hi-Z
tPR
Figure 10 ERASE Timing (S-93C46A)
tCDS
CS
VERIFY
SK
1 2 3 4 5 6 7 8 9 10 11
DI
1 1 1 X A6 A5 A4 A3 A2 A1
A0
tSV
tHZ1
DO
Hi-Z
busy
ready
Hi-Z
tPR
Figure 11 ERASE Timing (S-93C56A)
tCDS
CS
VERIFY
SK
1 2 3 4 5 6 7 8 9 10 11
DI
1 1 1 A7 A6 A5 A4 A3 A2 A1
A0
tSV
tHZ1
DO
Hi-Z
busy
ready
Hi-Z
tPR
Figure 12 ERASE Timing (S-93C66A)
Seiko Instruments Inc.
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