- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄377827 > M48T58Y (意法半導體) 64Kb (8K x 8) TIMEKEEPER SRAM(64K位 TIMEKEEPER SRAM) PDF資料下載
參數(shù)資料
| 型號： | M48T58Y |
| 廠商： | 意法半導體 |
| 英文描述： | 64Kb (8K x 8) TIMEKEEPER SRAM(64K位 TIMEKEEPER SRAM) |
| 中文描述： | 64Kb的（8K的× 8）計時器的SRAM（64K的位計時器的SRAM） |
| 文件頁數(shù)： | 1/17頁 |
| 文件大?。?/td> | 158K |
| 代理商： | M48T58Y |
M48T58
M48T58Y
64Kb (8K x 8) TIMEKEEPER
SRAM
January 1998
1/17
INTEGRATED ULTRA LOW POWER SRAM,
REAL TIME CLOCK, POWER-FAIL CONTROL
CIRCUIT and BATTERY
BYTEWIDE
RAM-LIKE CLOCK ACCESS
BCD CODED YEAR, MONTH, DAY, DATE,
HOURS, MINUTES and SECONDS
FREQUENCY TEST OUTPUT for REAL TIME
CLOCK
AUTOMATIC POWER-FAIL CHIP DESELECT and
WRITE PROTECTION
WRITE PROTECT VOLTAGES
(V
PFD
= Power-fail Deselect Voltage):
– M48T58: 4.5V
≤
V
PFD
≤
4.75V
– M48T58Y: 4.2V
≤
V
PFD
≤
4.5V
SELF-CONTAINED BATTERY and CRYSTAL
in the CAPHAT DIP PACKAGE
PACKAGING INCLUDES a 28-LEAD SOIC
and SNAPHAT
TOP
(to be Ordered Separately)
SOIC PACKAGE PROVIDES DIRECT
CONNECTION for a SNAPHAT TOP which
CONTAINS the BATTERY and CRYSTAL
PIN and FUNCTION COMPATIBLE with
JEDEC STANDARD 8K x 8 SRAMs
DESCRIPTION
The M48T58/58Y TIMEKEEPER
RAM is an 8K x
8 non-volatile static RAM and real time clock. The
monolithic chip is available in two special packages
to provide a highly integrated battery backed-up
memory and real time clock solution.
AI01374B
13
A0-A12
W
DQ0-DQ7
VCC
M48T58
M48T58Y
G
E2
VSS
8
E1
FT
Figure 1. Logic Diagram
A0-A12
Address Inputs
DQ0-DQ7
Data Inputs / Outputs
FT
Frequency Test Output (Open Drain)
E1
Chip Enable 1
E2
Chip Enable 2
G
Output Enable
W
Write Enable
V
CC
V
SS
Supply Voltage
Ground
Table 1. Signal Names
28
1
PCDIP28 (PC)
Battery/Crystal
CAPHAT
SNAPHAT (SH)
Battery/Crystal
28
1
SOH28 (MH)
相關PDF資料 |
PDF描述 |
|---|---|
| M48T59 | 64Kbit (8Kb x8) SRAM(６４K 位定時器靜態(tài)RAM) |
| M48T59V | 64Kbit (8Kb x8) SRAM(６４K 位定時器靜態(tài)RAM) |
| M48T59Y | 64Kbit (8Kb x8) TIMEKEEPER SRAM(６4K 位定時器靜態(tài)RAM) |
| M48T86 | 5V PC Real Time Clock(5VＰＣ實時時鐘) |
| M48Z08 | 64 Kbit (8Kb x 8) ZEROPOWER SRAM(64K位零功耗非易失性靜態(tài)RAM) |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| M48T58Y_11 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5.0 V, 64 Kbit (8 Kb x 8) TIMEKEEPER?? SRAM |
| M48T58Y70MH1 | 制造商:ST MICRO 功能描述:* |
| M48T58Y-70MH1 | 功能描述:實時時鐘 64K (8Kx8) 70ns RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| M48T58Y-70MH1E | 功能描述:實時時鐘 64K (8Kx8) 70ns RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| M48T58Y-70MH1EE | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM |
發(fā)布緊急采購，3分鐘左右您將得到回復。