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参数资料
| 型号： | G2997F6U |
| 厂商： | Global Mixed-mode Technology Inc. |
| 英文描述： | DDR Termination Regulator |
| 中文描述： | DDR终端稳压器 |
| 文件页数： | 3/10页 |
| 文件大小： | 597K |
| 代理商： | G2997F6U |
Ver: 1.1
Jul 06, 2006
TEL: 886-3-5788833
http://www.gmt.com.tw
2
G2997
Global Mixed-mode Technology Inc.
Absolute Maximum Ratings (1)
Supply Voltage Range
VIN, VLDOIN, VTTSNS, VDDQSNS, S3, S5..-0.3V to +6V
PGND . . . . . . . . . . . . . . . . . . . . . . . . . . .-0.3V to 0.3V
Output Voltage Range
VTT, VTTREF . . . . . . . . . . . . . . . . . . . . . .-0.3V to 6V
Maximum Junction Temperature,TJ . . . . .. . . ..160°C
Storage Temperature Range, TSTG.-55°C to +160°C
Reflow Temperature (soldering, 10sec). . . . . 260°C
Thermal Resistance Junction to Ambient, (θJA)
MSOP-10 . . . . . . . . . . . . . . . . . . . . . . . . . . 120°C/W
MSOP-10 (FD) . . . . . . .. . . . . . . . . . . . . . . 60°C/W(3)
Recommend Operating Range (1) (2)
VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.3V to 5.5V
S3, S5 . . . . . . . . . . . . . . . . . . . . . . . . . . .-0.1V to 5.5V
VDDQSNS. . . . . . . .. . . . . . . . . . . . . . . . .1.6V to 3.6V
VLDOIN . . . . . . . . . . . . . . . . . . . . . . . . . .1.2V to 3.6V
PGND . . . . . . . . . . . . . . . . . . . . . .-0.1V to 0.1V
Operating Ambient Temperature Range
TA . . . . . . . . . . . . . . . . . . . . . . . .. . . . .-40°C to 85°C
Note:
(1) All voltage values are with respect to the network ground terminal unless otherwise noted.
(2) VLDOIN, VTTSNS, VDDQSNS, S3, S5 must be lower than VIN on operation.
(3) Please refer to PCB size described in EV2997-10.
Electrical Characteristics
Specifications with standard typeface are for TA=25°C, VIN=5V, VLDOIN=2.5V and VDDQSNS=2.5V. Unless
otherwise specified.
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX UNIT
Supply current, VIN
IVIN
VVIN=5V, no load, S5=5V, S3 =5V
0.5
0.8
2
mA
Standby current, VIN
IVINSTB
VVIN=5V, no load, S5=5V, S3 =0V
---
110
200
A
Shutdown current, VIN
IVINSDN
VVIN=5V, no load, S5=0V, S3 =0V
---
1
A
Supply current, VLDOIN
IVLDOIN
VVIN=5V, no load, S5=5V, S3 =5V
---
0.03
2
mA
Standby current, VLDOIN
IVLDOINSTB VVIN=5V, no load, S5=5V, S3 =0V
---
0.1
10
A
Shutdown current, VLDOIN
IVLDOINSDN VVIN=5V, no load, S5=0V, S3 =0V
---
0.1
1
A
VDDQSNS input Impedance
ZVDDQSNS VVIN=5V, S5=5V, S3 =5V
---
200
---
K
Ω
VTTSNS input current
IVTTSNS
VVIN=5V, S5=5V, S3 =5V
---
0.3
1
A
VTT output voltage
VTT
(DDR I/DDR II)
---
1.25/0.9
---
V
IVTT=0
-20
---
20
|IVTT|<1.5A
-30
---
30
VTT Output Voltage Load Regula-
tion (VTTREF-VTT)
VOSVTT
|IVTT|<3A
-40
---
40
mV
VTT=VDDQSNS/2 *0.95, PGOOD=Hi
3
4
---
VTT Source Current limit
IVTTOCLSRC
VTT=0
1.5
2
---
A
VTT=VDDQSNS/2 *1.05, PGOOD=Hi
3
4
---
VTT Sink Current limit
IVTTOCLSNK
VTT=VVDDQSNS
1.5
2
---
A
VTT leakage current in S3 mode
IVTTLK
S3=0V, S5=5V
---
0.01
---
A
VTT Discharge Current
IDISCHARGE S5=0V, VDDQSNS=0, VTT=0.5V
10
20
---
mA
VTTREF output voltage
VTTREF
(DDR I/DDR II)
---
1.25/0.9
---
V
VTTREF Voltage Load Regulation
VTTREF |IVTTREF|<10mA
-20
---
20
mV
High Level Input Voltage
VIH
S3 and S5 pin
1.6
---
V
Low Level Input Voltage
VIL
S3 and S5 pin
---
1
V
Logic input leakage current
IILEAK
S3 and S5 pin
-1
---
1
A
Thermal Shutdown
TSD
---
160
---
°C
Thermal Shutdown Hystersis
---
20
---
°C
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相关代理商/技术参数 |
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