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

X  

预览 PDF HTML

M48T35_0708 数据表(PDF) 20 Page - STMicroelectronics

部件名 M48T35_0708
功能描述  5V, 256 Kbit (32 Kb x 8) TIMEKEEPER SRAM
PDF  29 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

M48T35_0708 数据表(HTML) 20 Page - STMicroelectronics

Back Button M48T35_0708 Datasheet HTML 16Page - STMicroelectronics M48T35_0708 Datasheet HTML 17Page - STMicroelectronics M48T35_0708 Datasheet HTML 18Page - STMicroelectronics M48T35_0708 Datasheet HTML 19Page - STMicroelectronics M48T35_0708 Datasheet HTML 20Page - STMicroelectronics M48T35_0708 Datasheet HTML 21Page - STMicroelectronics M48T35_0708 Datasheet HTML 22Page - STMicroelectronics M48T35_0708 Datasheet HTML 23Page - STMicroelectronics M48T35_0708 Datasheet HTML 24Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 20 / 29 page
background image
DC and AC parameters
M48T35 M48T35Y
20/29
Table 10.
Power down/up AC characteristics
Table 11.
Power down/up trip points DC characteristics
Symbol
Parameter(1)
1.
Valid for Ambient Operating Temperature: TA = 0 to 70 or –40 to 85°C; VCC = 4.75 to 5.5V or 4.5 to 5.5V (except where
noted).
Min
Max
Unit
tPD
E or W at VIH before Power Down
0
µs
tF
(2)
2.
VPFD (max) to VPFD (min) fall time of less than tF may result in deselection/write protection not occurring until 200µs after
VCC passes VPFD (min).
VPFD (max) to VPFD (min) VCC Fall Time
300
µs
tFB
(3)
3.
VPFD (min) to VSS fall time of less than tFB may cause corruption of RAM data.
VPFD (min) to VSS VCC Fall Time
M48T35
10
µs
M48T35Y
10
µs
tR
VPFD (min) to VPFD (max) VCC Rise Time
10
µs
tRB
VSS to VPFD (min) VCC Rise Time
1
µs
trec
(4)(4)
4.
trec (min) = 20ms for industrial temperature Grade 6 device.
VPFD (max) to Inputs Recognized
40
200
ms
Symbol
Parameter(1)(2)
1.
Valid for Ambient Operating Temperature: TA = 0 to 70 or –40 to 85°C; VCC = 4.75 to 5.5V or 4.5 to 5.5V (except where
noted).
2.
All voltages referenced to VSS.
Min
Typ
Max
Unit
VPFD
Power-fail Deselect Voltage
M48T35
4.5
4.6
4.75
V
M48T35Y
4.2
4.35
4.5
V
VSO
Battery Back-up Switchover Voltage
M48T35
3.0
V
M48T35Y
3.0
V
tDR
(3)(5)
3.
CAPHAT and M4T32-BR12SH1 SNAPHAT only, M4T28-BR12SH1 SNAPHAT top tDR = 7 years (typ).
Expected Data Retention Time
Grade 1
10(4)
4.
Using larger M4T32-BR12SH6 SNAPHAT top (recommended for Industrial Temperature Range - Grade 6 device).
YEARS
Grade 6
10(5)
5.
At 25°C, VCC = 0V.
YEARS



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


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