Cypress CY7C1344H manual Maximum Ratings, Operating Range, Ambient Range, Gnd ≤ V I ≤ V Ddq

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CY7C1344H

Maximum Ratings

(Above which the useful life may be impaired. For user guide- lines, not tested.)

Storage Temperature

–65°C to +150°C

Ambient Temperature with

 

 

Power Applied

–55°C to +125°C

Supply Voltage on VDD Relative to GND

–0.5V to +4.6V

Supply Voltage on VDDQ Relative to GND

–0.5V to +VDD

DC Voltage Applied to Outputs

 

 

in Tri-State

–0.5V to VDDQ + 0.5V

Electrical Characteristics Over the Operating Range [7, 8]

DC Input Voltage

–0.5V to VDD + 0.5V

Current into Outputs (LOW)

 

20 mA

Static Discharge Voltage

 

> 2001V

(per MIL-STD-883, Method 3015)

 

Latch-up Current

 

> 200 mA

Operating Range

 

 

 

Ambient

 

 

Range

Temperature]

VDD

VDDQ

Commercial

0°C to +70°C

3.3V −5%/+10%

2.5V –5%

 

 

 

to VDD

Industrial

–40°C to +85°C

 

Parameter

Description

Test Conditions

Min.

Max.

Unit

VDD

Power Supply Voltage

 

 

3.135

3.6

V

VDDQ

I/O Supply Voltage

for 3.3V I/O

 

3.135

VDD

V

 

 

for 2.5V I/O

 

2.375

2.625

V

 

 

 

 

 

 

 

VOH

Output HIGH Voltage

for 3.3V I/O, IOH = –4.0 mA

 

2.4

 

V

 

 

for 2.5V I/O, IOH = –1.0 mA

 

2.0

 

 

VOL

Output LOW Voltage

for 3.3V I/O, IOL = 8.0 mA

 

 

0.4

V

 

 

for 2.5V I/O, IOL = 1.0 mA

 

 

0.4

 

VIH

Input HIGH Voltage[7]

for 3.3V I/O

 

2.0

VDD + 0.3V

V

 

 

for 2.5V I/O

 

1.7

VDD + 0.3V

 

VIL

Input LOW Voltage[7]

for 3.3V I/O

 

–0.3

0.8

V

 

 

for 2.5V I/O

 

–0.3

0.7

 

 

 

 

 

 

 

 

IX

Input Leakage Current

GND ≤ VI ≤ VDDQ

 

−5

5

µA

 

except ZZ and MODE

 

 

 

 

 

 

Input Current of MODE

Input = VSS

 

–30

 

µA

 

 

Input = VDD

 

 

5

µA

 

Input Current of ZZ

Input = VSS

 

–5

 

µA

 

 

Input = VDD

 

 

30

µA

IOZ

Output Leakage Current

GND ≤ VI ≤ VDDQ, Output Disabled

–5

5

µA

IDD

VDD Operating Supply

VDD = Max., IOUT = 0 mA,

7.5-ns cycle, 133 MHz

 

225

mA

 

Current

f = fMAX= 1/tCYC

 

 

 

 

 

10-ns cycle, 100 MHz

 

205

mA

ISB1

Automatic CE Power-Down

Max. VDD, Device Deselected,

7.5-ns cycle, 133 MHz

 

90

mA

 

Current—TTL Inputs

VIN ≥ VIH or VIN ≤ VIL, f = fMAX,

 

 

 

 

 

10-ns cycle, 100 MHz

 

80

mA

 

 

inputs switching

 

 

 

 

ISB2

Automatic CE Power-Down

Max. VDD, Device Deselected,

All speeds

 

40

mA

 

Current—CMOS Inputs

VIN ≥ VDD – 0.3V or VIN ≤ 0.3V,

 

 

 

 

 

 

f = 0, inputs static

 

 

 

 

ISB3

Automatic CE Power-Down

Max. VDD, Device Deselected,

7.5-ns cycle, 133 MHz

 

75

mA

 

Current—CMOS Inputs

VIN ≥ VDDQ – 0.3V or VIN ≤ 0.3V,

 

 

 

 

 

10-ns cycle, 100 MHz

 

65

mA

 

 

f = fMAX, inputs switching

 

 

 

 

ISB4

Automatic CE Power-Down

Max. VDD, Device Deselected,

All speeds

 

45

mA

 

Current—TTL Inputs

VIN ≥ VDD – 0.3V or VIN ≤ 0.3V,

 

 

 

 

 

 

f = 0, inputs static

 

 

 

 

Notes:

7.Overshoot: VIH(AC) < VDD +1.5V (Pulse width less than tCYC/2), undershoot: VIL(AC) > –2V (Pulse width less than tCYC/2).

8.TPower-up: Assumes a linear ramp from 0v to VDD(min.) within 200 ms. During this time VIH < VDD and VDDQ < VDD.

Document #: 001-00211 Rev. *B

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Contents Logic Block Diagram Functional Description1 FeaturesCypress Semiconductor Corporation 133 MHz 100 MHz Unit Pin ConfigurationsSelection Guide 15CY7C1344HPin Definitions Linear Burst Address Table Mode = GND Interleaved Burst Address Table Mode = Floating or VDDFunctional Overview Adsp Adsc ADV Write CLK ZZ Mode Electrical CharacteristicsParameter Description Test Conditions Min Max Unit Address Cycle Description UsedFunction Truth Table for Read/Write2BWE BW D BW C BW B BW a Description Test Conditions Min Max Unit Maximum RatingsOperating Range Ambient RangeThermal Resistance9 Capacitance9AC Test Loads and Waveforms Switching Characteristics Over the Operating Range 10 Adsc Timing DiagramsRead Cycle Timing16 CLKWrite Cycle Timing16 Burst Read Read/Write Timing16, 18Adsp Adsc AddressDON’T Care ZZ Mode Timing 20Ordering Information Package DiagramPin Tqfp 14 x 20 x 1.4 mm PCI Issue Date Orig. Description of ChangeDocument History REV ECN no