AK93C45B Datasheet, PDF (11/14 Pages) Asahi Kasei Microsystems – 1K / 2K / 4K / 8KBIT SERIAL CMOS EEPROM

ASAHI KASEI
[AK93C45B/55B/65B/75B]
(2) A.C. ELECTRICAL CHARACTERISTICS
( 1.8VVcc5.5V, -40
CTa85
C, unless otherwise specified )
Parameter
Symbol
Condition
SK Cycle Time
tSKP1 4.5VVCC5.5V
tSKP2 2.0VVCC<4.5V
tSKP3 1.8VVCC<2.0V
SK Pulse Width
tSKW1 4.5VVCC5.5V
tSKW2 2.0VVCC<4.5V
tSKW3 1.8VVCC<2.0V
CS Setup Time
tCSS
CS Hold Time
tCSH
Data Setup Time
tDIS
Data Hold Time
tDIH
Output delay *7
tPD1
tPD2
4.5VVCC5.5V
2.0VVCC<4.5V
tPD3 1.8VVCC<2.0V
Selftimed Programming Time tE/W1 93C45B/55B/65B
tE/W2 93C75B 4.5VVCC5.5V
tE/W3
1.8VVCC<4.5V
Min CS Low Time
tCS
CS to Status Valid
tSV
CL=100pF
CS to Output High-Z
*7: CL=100pF
tOZ1
tOZ2
2.0VVCC5.5V
1.8VVCC<2.0V
Min. Max. Unit
1.0
us
2.0
us
4.0
us
500
ns
1.0
us
2.0
us
100
ns
0
ns
200
ns
200
ns
500 ns
1.0 us
2.0 us
10 ms
8
ms
10 ms
250
ns
500 ns
100 ns
250 ns
DAM04E-01
- 11 -
1999/10