Global Mixed-mode Technology Inc.
G2996
(1)
Absolute Maximum Ratings
Recommend Operation Range
Supply Voltage
Operating Ambient Temperature Range
PVIN, AVIN, VDDQ to GND . . . . . . . . . . . -0.3V to +6V
Operating Ambient Temperature Range
TA . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°C
AVIN to GND . . . . . . . . . . . . . . . . . . . . . 1.6V to +5.5V
PVIN, SD, VDDQ to GND . . . . . . . . . . . . 1.6V to AVIN
TA . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +125°C
Maximum Junction Temperature, TJ . . . . . . . . ..150°C
Storage Temperature Range, TSTG . . -65°C to+150°C
Reflow Temperature (soldering, 10 sec) . . . . . .260°C
Electrostatic Discharge, VESD
Human body mode . . . . . . . . . . . . . . . . . . . . .2000V(2)
Thermal Resistance Junction to Ambient, (θJA)
SOP-8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130°C/W
SOP-8 (FD) . . . . . . . . . . . . . . . . . . . . . . . . 110°C/W(3)
SOP-8 (FD) . . . . . . . . . . . . . . . . . . . . . . . . . 50°C/W(4)
SOP-8 (FD) . . . . . . . . . . . . . . . . . . . . . . . . . 41°C/W(5)
Thermal Resistance Junction to Case, (θJC)
SOP-8 (FD) . . . . . . . . . . . . . . . . . . . . . . . . . ..12°C/W
Note:
(1) : Absolute maximum rating indicates limits beyond which damage to the device may occurs.
(2) : Human body model : C = 100pF, R = 1500Ω, 3 positive pulses plus 3 negative pulses
(3): The package is placed on a 2-layer PCB (1oz/1oz) with minimum footprint.
(4): The package is placed on a 2-layer PCB (2oz/2oz) with 6 vias. Please refer the evaluation board manual (EV2996-10) for pcb layout.
(5): The package is placed on a 2-layer PCB (2oz/2oz) with 6 vias. The airflow is used. Please refer the evaluation board manual
(EV2996-10) for pcb layout.
Electrical Characteristics
Specifications with standard typeface are for TA=25°C. unless otherwise specified, AVIN=PVIN=2.5V,
VDDQ=2.5V for DDR I, AVIN=PVIN=VDDQ=1.8V for DDRII.
PARAMETER
VREF Voltage
SYMBOL
CONDITION
VDDQ=1.7V
MIN
0.810
0.860
0.910
1.11
1.21
1.31
---
TYP
0.849
0.898
0.949
1.145
1.245
1.345
1.15
MAX
0.890
0.940
0.990
1.19
1.29
1.39
---
UNIT
V
V
VREF
VDDQ=1.8V
VDDQ=1.9V
VDDQ=2.3V
VDDQ=2.5V
VDDQ=2.7V
IREF =-30µA to + 30µA
IOUT=0A
V
V
VREF Voltage
VREF
ZREF
V
V
VREF Output impendence
kΩ
VDDQ=1.7V
VDDQ=1.8V
VDDQ=1.9V
IOUT=±0.9A
0.810
0.860
0.910
0.847
0.896
0.947
0.890
0.940
0.990
V
V
V
VTT Output voltage
VTT
VDDQ=1.7V
VDDQ=1.8V
VDDQ=1.9V
0.810
0.860
0.910
0.847
0.896
0.947
0.890
0.940
0.990
V
V
V
IOUT=0A
VDDQ=2.3V
VDDQ=2.5V
VDDQ=2.7V
OUT=±1.5A
VDDQ=2.3V
VDDQ=2.5V
VDDQ=2.7V
1.11
1.21
1.31
1.152
1.252
1.352
1.19
1.29
1.39
V
V
V
VTT Output voltage
VTT
I
1.11
1.21
1.31
1.152
1.252
1.352
1.19
1.29
1.39
V
V
V
Ver: 2.3
May 16, 2006
TEL: 886-3-5788833
http://www.gmt.com.tw
2