Cypress CY7C1577V18 Computer Hardware User Manual


 
CY7C1566V18, CY7C1577V18
CY7C1568V18, CY7C1570V18
Document Number: 001-06551 Rev. *E Page 21 of 28
I
SB1
Automatic Power down
Current
Max V
DD
,
Both Ports Deselected,
V
IN
V
IH
or V
IN
V
IL
f = f
MAX
= 1/t
CYC
,
Inputs Static
400MHz (x8) 550 mA
(x9) 550
(x18) 550
(x36) 550
375MHz (x8) 525 mA
(x9) 525
(x18) 525
(x36) 525
333MHz (x8) 500 mA
(x9) 500
(x18) 500
(x36) 500
300MHz (x8) 450 mA
(x9) 450
(x18) 450
(x36) 450
AC Electrical Characteristics
Over the Operating Range
[15]
Parameter Description Test Conditions Min Typ Max Unit
V
IH
Input HIGH Voltage V
REF
+ 0.2 V
DDQ
+ 0.24 V
V
IL
Input LOW Voltage –0.24 V
REF
– 0.2 V
Capacitance
Tested initially and after any design or process change that may affect these parameters.
Parameter Description Test Conditions Max Unit
C
IN
Input Capacitance T
A
= 25°C, f = 1 MHz, V
DD
= 1.8V, V
DDQ
= 1.5V 5.5 pF
C
CLK
Clock Input Capacitance 8.5 pF
C
O
Output Capacitance 8pF
Thermal Resistance
Tested initially and after any design or process change that may affect these parameters.
Parameter Description Test Conditions
165 FBGA
Package
Unit
Θ
JA
Thermal Resistance
(Junction to Ambient)
Test conditions follow standard test methods and
procedures for measuring thermal impedance, in
accordance with EIA/JESD51.
11.82 °C/W
Θ
JC
Thermal Resistance
(Junction to Case)
2.33 °C/W
Electrical Characteristics
Over the Operating Range
[13]
DC Electrical Characteristics
Parameter Description Test Conditions Min Typ Max Unit
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