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G2995 Datasheet(PDF) 2 Page - Global Mixed-mode Technology Inc

Part # G2995
Description  DDR Termination Regulator
PDF  12 Pages
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Manufacturer  GMT [Global Mixed-mode Technology Inc]
Direct Link  http://www.gmt.com.tw
Logo GMT - Global Mixed-mode Technology Inc

G2995 Datasheet(HTML) 2 Page - Global Mixed-mode Technology Inc

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Ver: 1.7
May 10, 2005
TEL: 886-3-5788833
http://www.gmt.com.tw
2
G2995
Global Mixed-mode Technology Inc.
Absolute Maximum Ratings (1)
Supply Voltage
PVIN, AVIN, VDDQ to GND……………-0.3V to +6V
Operating Ambient Temperature Range
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)
SOP-8L Thermal Resistance (θJA)…….………130°C/W
SOP-8L (FD) Thermal Resistance (θJA)……...50°C/W
(3)
SOP-8L (FD) Thermal Resistance (θJA)………41°C/W
(4)
SOP-8L (FD) Thermal Resistance (θJc)……….12°C/W
Recommend Operation Range
Operating Ambient Temperature Range
TA…….…………………………….……….-40°C to +85°C
AVIN to GND………………………..………1.6V to +5.5V
PVIN, VDDQ to GND.………………………1.6V to AVIN
Note:
(1) :Absolute maximum rating indicates limits beyond which damage to the device may occurs.
(2) : Human body model : C = 100pF, R = 1500
Ω, 3 positive pulses plus 3 negative pulses
(3): The package is placed on a 2-layer PCB (2oz/2oz) with 6 vias.
(4): The package is placed on a 2-layer PCB (2oz/2oz) with 6 vias. The airflow is used.
Electrical Characteristics
Specifications with standard typeface are for TA=25°C. Unless otherwise specified, AVIN=PVIN=2.5V, VDDQ=2.5V
PARAMETER
SYMBOL
CONDITION
MIN
TYP
MAX
UNIT
VREF Voltage
VREF
VDDQ=2.3V
VDDQ=2.5V
VDDQ=2.7V
1.11
1.21
1.31
1.145
1.245
1.345
1.19
1.29
1.39
V
V
V
VREF Output impendence
ZREF
IREF =-30µA to + 30µA
---
1.15
---
k
Ω
VTT Output voltage
VTT
IOUT=0A
VDDQ=2.3V
VDDQ=2.5V
VDDQ=2.7V
IOUT=±1.5A
VDDQ=2.3V
VDDQ=2.5V
VDDQ=2.7V
1.11
1.21
1.31
1.11
1.21
1.31
1.152
1.252
1.352
1.152
1.252
1.352
1.19
1.29
1.39
1.19
1.29
1.39
V
V
V
V
V
V
VTT Output Voltage Offset (VREF- VTT)
V
osVtt
IOUT=0A
IOUT=-1.5A
IOUT=+1.5A
-40
-40
-40
0
0
0
40
40
40
mV
mV
mV
Quiescent Current
IQ
IOUT=0A
---
280
500
µA
VDDQ input Impedence
ZVDDQ
---
100
---
K
Ω
VSENSE input current
ISENSE
---
20
---
nA
Thermal Shutdown
TSD
---
150
---
°C
Thermal Shutdown Hystersis
THsy
---
25
---
°C



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