R1WV6416R Series
REJ03C0368-0100, Rev.1.00, 2009.05.07
Page 5 of 16
Operation Table
CS1# CS2 BYTE# LB# UB# WE# OE# DQ0~7 DQ8~14 DQ15 Operation
H X X X X X X High-Z High-Z High-Z Stand-by
X L X X X X X High-Z High-Z High-Z Stand-by
X X H H H X X High-Z High-Z High-Z Stand-by
L H H L H L X Din High-Z High-Z Write in lower byte
L H H L H H L Dout High-Z High-Z Read in lower byte
L H H L H H H High-Z High-Z High-Z Output disable
L H H H L L X High-Z Din Din Write in upper byte
L H H H L H L High-Z Dout Dout Read in upper byte
L H H H L H H High-Z High-Z High-Z Output disable
L H H L L L X Din Din Din Word write
L H H L L H L Dout Dout Dout Word read
L H H L L H H High-Z High-Z High-Z Output disable
L H L L L L X Din High-Z A-1 Byte write
L H L L L H L Dout High-Z A-1 Byte read
L H L L L H H High-Z High-Z A-1 Output disable
Note1. H: V
IH
L:V
IL
X: V
IH
or V
IL
2. BYTE# pin is supported for 48-pin TSOP (I) and 52-pin µTSOP (II) packages.
3. When apply BYTE# =“L”, please assign LB#=UB#=“L”.
Absolute Maximum Ratings
Parameter Symbol Value unit
Power supply voltage relative to Vss Vcc -0.5 to +4.6 V
Terminal voltage on any pin relative to Vss V
T
-0.5
*1
to Vcc+0.3
*2
V
Power dissipation P
T
0.7 W
R ver. 0 to +70 °C
Operation temperature Topr
*3
I ver. -40 to +85 °C
Storage temperature range Tstg -65 to 150 °C
R ver. 0 to +70
°C
Storage temperature range under bias Tbias
*3
I ver. -40 to +85 °C
Note 1. –2.0V in case of AC (Pulse width ≤30ns)
2. Maximum voltage is +4.6V.
3. Ambient temperature range depends on R/I-version. Please see table on page 1.
