数据搜索系统，热门电子元器件搜索
  Chinese  ▼
ALLDATASHEETCN.COM

X  

预览 PDF HTML

PM6670AS 数据表(PDF) 9 Page - STMicroelectronics

部件名 PM6670AS
功能描述  Complete DDR2/3 memory power supplies controller
PDF  54 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

PM6670AS 数据表(HTML) 9 Page - STMicroelectronics

Back Button PM6670AS Datasheet HTML 5Page - STMicroelectronics PM6670AS Datasheet HTML 6Page - STMicroelectronics PM6670AS Datasheet HTML 7Page - STMicroelectronics PM6670AS Datasheet HTML 8Page - STMicroelectronics PM6670AS Datasheet HTML 9Page - STMicroelectronics PM6670AS Datasheet HTML 10Page - STMicroelectronics PM6670AS Datasheet HTML 11Page - STMicroelectronics PM6670AS Datasheet HTML 12Page - STMicroelectronics PM6670AS Datasheet HTML 13Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 9 / 54 page
background image
PM6670AS
Electrical characteristics
9/54
4
Electrical characteristics
Table 6.
Electrical characteristics
TA = -25 °C to 85 °C , VCC = AVCC = +5 V and LDOIN connected to VDDQ output if not
otherwise specified (1)
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
Supply section
IIN
Operating current
S3, S5, MODE and DDRSEL
connected to AVCC, No Load on
VTT and VTTREF Outputs.
VCC connected to AVCC
0.8
2
mA
ISTR
Operating current in STR
S5, MODE and DDRSEL connected
to AVCC, S3 tied to SGND, No Load
on VTTREF.
VCC connected to AVCC
0.6
1
ISH
Operating current in
shutdown
S3 and S5 tied to SGND.
Discharge Mode active.
VCC connected to AVCC
110
µA
UVLO
AVCC under voltage lockout
upper threshold
4.1
4.25
4.4
V
AVCC under voltage lockout
lower threshold
3.85
4.0
4.1
UVLO hysteresis
70
mV
ON-time (SMPS)
tON
On-time duration
MODE and
DDRSEL
high,
VVSNS = 2 V
VOSC = 300 mV
650
750
850
ns
VOSC = 500 mV
390
450
510
OFF-time (SMPS)
tOFFMIN Minimum Off Time
300
350
ns
Voltage reference
Voltage accuracy
4.5 V < VIN < 36 V
1.224
1.237
1.249
V
Load regulation
-50
µA< I
VREF < 50 µA-4
4
mV
Undervoltage lockout fault
threshold
800
VDDQ output
VVDDQ
DDR3 VDDQ output voltage
MODE connected to AVCC,
DDRSEL tied to SGND, No Load
1.5
V
DDR2 VDDQ output voltage
MODE and DDRSEL connected to
AVCC, No Load
1.8
Feedback accuracy
MODE and DDRSEL connected to
AVCC, no load
-1.5
1.5
%



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54


数据表 下载

Go To PDF Page


链接网址



ALLDATASHEET是否为您带来帮助?  [ DONATE ] 

关于 Alldatasheet   |   广告服务   |   联系我们   |   隐私政策   |   数据表链接    |   链接交换   |   制造商名单
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com