h5tq4g43mmr Hynix Semiconductor, h5tq4g43mmr Datasheet - Page 29

• Manufacturer Part Number: h5tq4g43mmr
• Description: 4gb Ddr3 Sdram Ddp
• Manufacturer: Hynix Semiconductor

Rev. 0.1 /Aug 2008
7.5.2 ODT DC Electrical Characteristics
A below table provides an overview of the ODT DC electrical characteristics. The values for RTT60Pd120, RTT60Pu120,
RTT120Pd240, RTT120Pu240, RTT40Pd80, RTT40Pu80, RTT30Pd60, RTT30Pu60, RTT20Pd40, RTT20Pu40 are not specifi-
cation requirements, but can be used as design guide lines:
ODT DC Electrical Characteristics, assuming R
after proper ZQ calibration
MR1 A9, A6, A2
0, 1, 0
0, 0, 1
120 Ω
60 Ω
RTT
RTT
RTT
RTT
RTT
Resistor
RTT
RTT
120Pd240
120Pu240
60Pd120
60Pu120
120
60
V
V
ZQ
IL(ac)
IL(ac)
0.2 × V
0.5 × V
0.8 × V
0.2 × V
0.5 × V
0.8 × V
0.2 × V
0.5 × V
0.8 × V
0.2 × V
0.5 × V
0.8 × V
V
V
V
V
= 240 Ω +/- 1% entire operating temperature range;
V
V
V
V
V
OHdc
OHdc
OHdc
OHdc
OLdc
OLdc
OLdc
OLdc
to V
to V
Out
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
DDQ
IH(ac)
IH(ac)
min
0.6
0.9
0.9
0.9
0.9
0.6
0.9
0.6
0.9
0.9
0.9
0.9
0.6
0.9
nom
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
max
1.1
1.1
1.4
1.4
1.1
1.1
1.6
1.1
1.1
1.4
1.4
1.1
1.1
1.6
H5TQ4G43MMR-xxC
H5TQ4G83MMR-xxC
R
R
R
R
R
R
R
R
Unit
R
R
R
R
R
R
ZQ
ZQ
ZQ
ZQ
ZQ
ZQ
ZQ
ZQ
ZQ
ZQ
ZQ
ZQ
ZQ
ZQ
/2
/2
/2
/2
/2
/2
/2
/4
1) 2) 3) 4)
1) 2) 3) 4)
1) 2) 3) 4)
1) 2) 3) 4)
1) 2) 3) 4)
1) 2) 3) 4)
1) 2) 3) 4)
1) 2) 3) 4)
1) 2) 3) 4)
1) 2) 3) 4)
1) 2) 3) 4)
1) 2) 3) 4)
1) 2) 5)
1) 2) 5)
Notes
29