CY7C4245-15JC Cypress Semiconductor Corp, CY7C4245-15JC Datasheet - Page 2

• Manufacturer Part Number: CY7C4245-15JC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C4245-15JC

• Configuration: Dual
• Density: 72Kb
• Access Time (max): 10ns
• Word Size: 18b
• Organization: 4Kx18
• Sync/async: Synchronous
• Expandable: Yes
• Bus Direction: Uni-Directional
• Package Type: PLCC
• Clock Freq (max): 66.7MHz
• 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: 68
• Lead Free Status / Rohs Status: Not Compliant

Pin Configurations
Logic Block Diagram
GND
V
D
D
D
D
D
D
D
D
CC
D
D
D
D
D
D
D
14
13
12
11
10
9
5
1
8
7
6
4
3
2
0
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
2728 2930
9 8 7
WXO/HF
FL/RT
6
RXO
WXI
RXI
RS
3132 33 34 35 36 37 38 3940 4142 43
5
4
CY7C4425
CY7C4205
CY7C4215
CY7C4225
CY7C4235
CY7C4245
3 2 1 68
WCLK
Top View
PLCC
EXPANSION
CONTROL
POINTER
RESET
WRITE
WRITE
LOGIC
LOGIC
67
66 65 64 63 62 61
WEN
42x5–2
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
OUTPUT REGISTER
THREE–ST ATE
DUAL PORT
RAM ARRAY
REGISTER
V
Q
Q
GND
Q
Q
V
Q
Q
GND
Q
Q
V
Q
Q
GND
Q
256 x 18
512 x 18
64 x 18
1K x 18
2K x 18
4K x 18
CC
CC
CC
D
Q
14
13
12
11
10
9
8
7
6
5
4
INPUT
0 – 17
0 – 17
/SMODE
2
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
15
14
13
12
11
10
9
5
1
8
7
6
4
3
2
0
OE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
RCLK
PROGRAM
REGISTER
CONTROL
POINTER
FLAG
LOGIC
READ
READ
FLAG
REN
CY7C4425
CY7C4205
CY7C4215
CY7C4225
CY7C4235
CY7C4245
Top View
42X5–1
TQFP
CY7C4425/4205/4215
CY7C4225/4235/4245
FF
EF
PAE
PAF
SMODE
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
42X5–3
Q
Q
GND
Q
Q
V
Q
Q
GND
Q
Q
Q
Q
GND
Q
V
CC
CC
14
13
12
11
10
9
8
7
6
5
4