AK93C85A_04 Datasheet, PDF (10/13 Pages) Asahi Kasei Microsystems – 16K / 32K / 64Kbit Serial CMOS EEPROM

ASAHI KASEI
[AK93C85A/95A/10A]
(2) A.C. ELECTRICAL CHARACTERISTICS
( 1.8V ≤ VCC ≤ 5.5V, -40°C ≤ Ta ≤ 85°C, unless otherwise specified )
Parameter
SK Cycle Time
Symbol
tSKP1
tSKP2
Condition
4.5V ≤ VCC ≤ 5.5V
2.0V ≤ VCC < 4.5V
Min.
Max. Unit
1.0
µs
2.0
µs
tSKP3 1.8V ≤ VCC < 2.0V
4.0
µs
SK Pulse Width
tSKW1 4.5V ≤ VCC ≤ 5.5V
500
ns
tSKW2 2.0V ≤ VCC < 4.5V
1.0
µs
tSKW3 1.8V ≤ VCC < 2.0V
2.0
µs
CS Setup Time
tCSS
100
ns
CS Hold Time
tCSH
0
ns
Data Setup Time
tDIS
200
ns
Data Hold Time
tDIH
200
ns
Output delay
*3 ^tPD1
tPD2
4.5V ≤ VCC ≤ 5.5V
2.0V ≤ VCC < 4.5V
500
ns
1.0
µs
tPD3 1.8V ≤ VCC < 2.0V
2.0
µs
Selftimed
Programming Time
tE/W1
tE/W2
4.5V ≤ VCC ≤ 5.5V
1.8V ≤ VCC < 4.5V
8
ms
10
ms
Min CS Low Time
tCS
250
ns
CS to Status Valid1 tSV
CL=100pF
500
ns
CS to Status Valid2 tSVV CL=100pF
1000
ns
CS to Output High-Z tOZ1 2.0V ≤ VCC ≤ 5.5V
100
ns
tOZ2 1.8V ≤ VCC < 2.0V
250
ns
*3 : CL=100pF
DAM02E-03
- 10 -
2004/05