IS43TR16640A, IS43TR81280A
VDD
VSS
VREFDQ
VREFCA
ZQ, (ZQ0), (ZQ1),
(ZQ2), (ZQ3)
Supply
Supply
Supply
Supply
Supply
Power Supply: 1.5 V +/- 0.075 V for standard voltage or 1.35V +0.1V, -0.067V for low voltage
Ground
Reference voltage for DQ
Reference voltage for CA
Reference Pin for ZQ calibration Input only pins (BA0-BA2, A0-A13, RAS#, CAS#, WE#, CS#,
CKE, ODT, and RESET#) do not supply termination.
Integrated Silicon Solution, Inc. – www.issi.com –
4
Rev. 00A
04/16/2012