CY7C53120E4-40AXI Cypress Semiconductor Corp, CY7C53120E4-40AXI Datasheet - Page 10

• Manufacturer Part Number: CY7C53120E4-40AXI
• Description: IC PROCESSOR NEURON 44LQFP
• Manufacturer: Cypress Semiconductor Corp
• Series: Neuron®r

Specifications of CY7C53120E4-40AXI

• Package / Case: 44-LQFP
• Applications: Network Processor
• Core Processor: Pipelined
• Program Memory Type: FLASH (4 kB), ROM (12 kB)
• Controller Series: CY7C531xx
• Ram Size: 2K x 8
• Interface: Serial
• Number Of I /o: 11
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Product: Network Processor
• Frequency: 40 MHz
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Core Operating Frequency: 40MHz
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Mounting: Surface Mount
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Operating Temperature Classification: Industrial
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Document #: 38-10001 Rev. *G
20 pF Load
30 pF Load
30 pF Load
30 pF Load
(A0 – A15)
Data (Out)
(D0 – D7)
(D0 – D7)
Address
Data (In)
R/W
E
Figure 6. Drive Levels and Test Point Levels for Timing Specifications Unless Otherwise Specified
t
AD
PW
Memory READ
EH
t
RD
Figure 7. Test Point Levels for Driven-to-Three-State Time Measurements
t
cyc
Figure 8. Signal Loading for Driven-to-Three-State Time Measurements
Address
PW
Data In
DRIVE TO 2.4V
DRIVE TO 0.4V
t
EL
DSR
A — Signal valid-to-signal valid specification (maximum or minimum)
B — Signal valid-to-signal invalid specification (maximum or minimum)
Figure 9. External Memory Interface Timing Diagram
TEST SIGNAL
t
AD
t
DHR
t
AH
Memory READ
V
V
C
OH
OL
L
– Measured low output drive level
= 30 pF
– Measured high output drive level
Address
Data In
t
t
DHR
DSR
2.0V
0.8V
B
V
A
V
I
LOAD
OH
OL
+ 0.5 V
– 0.5 V
= 1.4 mA
t
2.0V
0.8V
AD
Memory WRITE
t
t
t
AH
RH
DHZ
V
t
DDW
DD
t
WR
/2
Address
t
DHW
Data Out
CY7C53150, CY7C53120
t
DDZ
t
AD
Memory WRITE
t
AH
t
DDW
Address
t
DHZ
t
t
t
WH
DHW
AH
t
Data Out
DDZ
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