PRELIMINARY CY7C2561KV18, CY7C2576KV18
CY7C2563KV18, CY7C2565KV18
Document Number: 001-15887 Rev. *E Page 22 of 29
ISB1 Automatic Power down
Current
Max VDD,
Both Ports Deselected,
VIN ≥ VIH or VIN ≤ VIL
f = fMAX = 1/tCYC,
Inputs Static
550 MHz (x8) 380 mA
(x9) 380
(x18) 380
(x36) 380
500 MHz (x8) 360 mA
(x9) 360
(x18) 360
(x36) 360
450 MHz (x8) 340 mA
(x9) 340
(x18) 340
(x36) 340
400 MHz (x8) 320 mA
(x9) 320
(x18) 320
(x36) 320

AC Electrical Characteristics

Over the Operating Range [15]
Parameter Description Test Conditions Min Typ Max Unit
VIH Input HIGH Voltage VREF + 0.2 – VDDQ + 0.24 V
VIL Input LOW Voltage –0.24 – VREF – 0.2 V
Capacitance
Tested initially and after any design or process change that may affect these parameters.
Parameter Description Test Conditions Max Unit
CIN Input Capacitance TA = 25°C, f = 1 MHz, VDD = 1.8V, VDDQ = 1.5V 2 pF
COOutput Capacitance 3pF
Thermal Resistance
Tested initially and after any design or process change that may affect these parameters.
Parameter Description Test Conditions 165 FBGA
Package Unit
ΘJA Thermal Resistance
(Junction to Ambient)
Test conditions follow standard test methods
and procedures for measuring thermal
impedance, in accordance with EIA/JESD51.
With Still Air
(0m/s)
13.7 °C/W
With Air flow
(1m/s)
12.56
ΘJC Thermal Resistance
(Junction to Case)
3.73 °C/W
Electrical Characteristics (continued)

DC Electrical Characteristics

Over the Operating Range [16]
Parameter Description Test Conditions Min Typ Max Unit
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