CY7C1354CCY7C1356C
Document #: 38-05538 Rev. *G Page 13 of 28

3.3V TAP AC Test Conditions

Input pulse levels................................................ VSS to 3.3V
Input rise and fall times...................................................1 ns
Input timing reference levels...........................................1.5V
Output reference levels...................................................1.5V
Test load termination supply voltage...............................1.5V

3.3V TAP AC Output Load Equivalent

2.5V TAP AC Test Conditions

Input pulse levels.................................................VSS to 2.5V
Input rise and fall time.....................................................1 ns
Input timing reference levels.........................................1.25V
Output reference levels................................................1.25V
Test load termination supply voltage............................1.25V

2.5V TAP AC Output Load Equivalent

T
DO
1.5V
20p
F
Z = 50Ω
O
50Ω

T

DO

1.25V

20p

F

Z = 50Ω

O

50Ω

TAP DC Electrical Characteristics And Operating Conditions

(0°C < TA < +70°C; VDD = 3.3V ±0.165V unless otherwise noted)[12]
Parameter Description Test Conditions Min. Max. Unit
VOH1 Output HIGH Voltage IOH = –4.0 mA, VDDQ = 3.3V 2.4 V
IOH = –1.0 mA, VDDQ = 2.5V 2.0 V
VOH2 Output HIGH Voltage IOH = –100 µA VDDQ = 3.3V 2.9 V
VDDQ = 2.5V 2.1 V
VOL1 Output LOW Voltage IOL = 8.0 mA VDDQ = 3.3V 0.4 V
VDDQ = 2.5V 0.4 V
VOL2 Output LOW Voltage IOL = 100 µA VDDQ = 3.3V 0.2 V
VDDQ = 2.5V 0.2 V
VIH Input HIGH Voltage VDDQ = 3.3V 2.0 VDD + 0.3 V
VDDQ = 2.5V 1.7 VDD + 0.3 V
VIL Input LOW Voltage VDDQ = 3.3V –0.3 0.8 V
VDDQ = 2.5V –0.3 0.7 V
IXInput Load Current GND < VIN < VDDQ –5 5 µA

Identification Register Definitions

Instruction Field CY7C1354C CY7C1356C Description
Revision Number (31:29) 000 000 Reserved for versi on numbe r.
Cypress Device ID (28:12)[13] 01011001000100110 01011001000010110 Reserved for future use.
Cypress JEDEC ID (11:1) 00000110100 00000110100 Allows unique identification of SRAM vendor.
ID Register Presence (0) 1 1 Indicate the presence of an ID register.
Notes:
12.All voltages referenced to VSS (GND).
13.Bit #24 is “1” in the Register Definitions for both 2.5V and 3.3V versions of this device.
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