CY7C4245-10AC Cypress Semiconductor Corp, CY7C4245-10AC Datasheet - Page 5

• Manufacturer Part Number: CY7C4245-10AC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C4245-10AC

• Configuration: Dual
• Density: 72Kb
• Access Time (max): 8ns
• Word Size: 18b
• Organization: 4Kx18
• Sync/async: Synchronous
• Expandable: Yes
• Bus Direction: Uni-Directional
• Package Type: TQFP
• Clock Freq (max): 100MHz
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Supply Current: 45mA
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 64
• Lead Free Status / Rohs Status: Not Compliant

Capacitance
AC Test Loads and Waveforms
Switching Characteristics
Equivalent to:
C
C
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
Notes:
Parameter
10. Pulse widths less than minimum values are not allowed.
11. Values guaranteed by design, not currently tested.
S
A
CLK
CLKH
CLKL
DS
DH
ENS
ENH
RS
RSR
RSF
PRT
RTR
OLZ
OE
OHZ
WFF
REF
7.
8.
9.
IN
OUT
Tested initially and after any design or process changes that may affect these parameters.
C
C
L
L
= 30 pF for all AC parameters except for t
= 5 pF for t
Parameter
Clock Cycle Frequency
Data Access Time
Clock Cycle Time
Clock HIGH Time
Clock LOW Time
Data Set-Up Time
Data Hold Time
Enable Set-Up Time
Enable Hold Time
Reset Pulse Width
Reset Recovery Time
Reset to Flag and Output Time
Retransmit Pulse Width
Retransmit Recovery Time
Output Enable to Output in Low Z
Output Enable to Output Valid
Output Enable to Output in High Z
Write Clock to Full Flag
Read Clock to Empty Flag
OUTPUT
[7]
OUTPUT
OHZ
THÉ EVENIN
.
INCLUDING
5V
JIG AND
SCOPE
Input Capacitance
Output Capacitance
C
L
EQUIVALENT
Description
410
[10]
R11.1K
Over the Operating Range
Description
[8, 9]
OHZ
R2
680
.
1.91V
42X5–4
[11]
[11]
T
V
A
CC
= 25 C, f = 1 MHz,
5
= 5.0V
Min. Max. Min. Max. Min.
7C42X5-10
4.5
4.5
0.5
0.5
10
10
12
12
Test Conditions
2
3
3
8
0
3
3
GND
3.0V
100
10
8
7
7
8
8
< 3 ns
7C42X5-15
15
15
10
15
15
2
6
6
4
1
4
1
0
3
3
ALL INPUT PULSES
10%
66.7
10
15
10
10
8
8
90%
CY7C4425/4205/4215
CY7C4225/4235/4245
7C42X5-25
25
10
10
25
15
25
25
2
6
1
6
1
0
3
3
Max.
5
7
Max. Min.
40
15
25
12
12
15
15
90%
7C42X5-35
10%
35
14
14
35
20
35
35
2
7
2
7
2
0
3
3
< 3 ns
Max. Unit
28.6
42X5–5
20
35
15
15
20
20
Unit
pF
pF
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns