W9751G6JB-3 Winbond, W9751G6JB-3 Datasheet - Page 38

• Manufacturer Part Number: W9751G6JB-3
• Manufacturer: Winbond
• Type: DDR2 SDRAMr

Specifications of W9751G6JB-3

• Organization: 32Mx16
• Density: 512Mb
• Address Bus: 14b
• Access Time (max): 450ps
• Maximum Clock Rate: 667MHz
• Operating Supply Voltage (typ): 1.8V
• Package Type: WBGA
• Operating Temp Range: 0C to 85C
• Operating Supply Voltage (max): 1.9V
• Operating Supply Voltage (min): 1.7V
• Supply Current: 150mA
• Pin Count: 84
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Compliant

9.4
(0 ℃ ≤ T
Rtt effective impedance value for EMRS(A6,A2)=0,1; 75 Ω
Rtt effective impedance value for EMRS(A6,A2)=1,0; 150 Ω
Rtt effective impedance value for EMRS(A6,A2)=1,1; 50 Ω
Deviation of V
Notes:
1. Test condition for Rtt measurements.
2. Optional for DDR2-667, mandatory for DDR2-800 and DDR2-1066.
Measurement Definition for Rtt(eff):
Apply V
respectively. V
Measurement Definition for ΔV
Measure voltage (V
9.5
(0 ℃ ≤ T
DC input logic HIGH
DC input logic LOW
9.6
AC input logic HIGH
AC input logic LOW
Note:
1. Refer to the page 66 sections 9.14.1 and 9.14.2 AC Overshoot/Undershoot specification table for V
(0 ℃ ≤ T
peak amplitude allowed for Overshoot/Undershoot.
PARAMETER
PARAMETER
ODT DC Electrical Characteristics
Input DC Logic Level
Input AC Logic Level
CASE
CASE
CASE
IH (ac)
M
≤ 85 ℃ for -18/-25/-3, -40 ℃ ≤ T
≤ 85 ℃ for -18/-25/-3, -40 ℃ ≤ T
PARAMETER/CONDITION
≤ 85 ℃ for -18/-25/-3, -40 ℃ ≤ T
with respect to V
IH (ac)
and V
M
, V
) at test pin (midpoint) with no load.
IL (ac)
V
V
V
V
IL (ac)
SYM.
SYM.
IH (ac)
IH(dc)
IL (ac)
IL(dc)
DDQ
, and V
Rtt(eff) = (V
to test pin separately, then measure current I(V
/2
V
ΔV
REF
M
DDQ
:
MIN.
M
CASE
CASE
+ 0.200
−
CASE
= ((2 x V
values defined in SSTL_18.
IH(ac)
V
REF
≤ 95 ℃ for 25I/25A, V
≤ 95 ℃ for 25I/25A, V
≤ 95 ℃ for 25I/25A, V
-18
MIN.
-0.3
– V
+ 0.125
m
V
IL(ac)
REF
/ V
- 38 -
MAX.
Rtt1(eff)
Rtt2(eff)
Rtt3(eff)
SYM.
Δ V
DDQ
−
- 0.200
) /(I(V
M
) – 1) x 100%
DD
DD
IHac)
DD
MIN.
, V
, V
120
60
40
-6
, V
V
V
DDQ
DDQ
SSQ
– I(V
DDQ
REF
Publication Release Date: Jun. 18, 2010
MIN.
= 1.8V ± 0.1V)
= 1.8V ± 0.1V)
- V
NOM.
= 1.8V ± 0.1V)
+ 0.200
ILac)
150
75
50
PEAK
-25/25I/25A/-3
)
V
V
REF
DDQ
1
MAX.
MAX.
180
90
60
+6
- 0.125
+ 0.3
V
W9751G6JB
IH (ac)
DDQ
V
PEAK
REF
MAX.
UNIT
+ V
) and I(V
Ω
Ω
Ω
value: maximum
%
- 0.200
PEAK
Revision A03
NOTES
1
1, 2
1
1
1
IL (ac)
UNIT
UNIT
V
V
V
V
)