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參數(shù)資料
| 型號： | DS1216H |
| 英文描述： | SmartWatch RAM DS1216B/C/D/H SmartWatch ROM DS1216E/F |
| 中文描述： | SmartWatch RAM DS1216B/C/D/HSmartWatch ROM DS1216E/F |
| 文件頁數(shù)： | 1/13頁 |
| 文件大?。?/td> | 334K |
| 代理商： | DS1216H |
1 of 13
111901
FEATURES
Keeps track of hundredths of seconds,
seconds, minutes, hours, days, date of the
month, months, and years
Converts standard 2k x 8 up to 512k x 8
CMOS static RAMs into nonvolatile memory
Embedded lithium energy cell maintains
watch information and retains RAM data
Watch function is transparent to RAM
operation
Month and year determine the number of days
in each month; leap-year compensation valid
up to 2100
Lithium energy source is electrically
disconnected to retain freshness until power is
applied for the first time
Proven gas-tight socket contacts
Full 10% operating range
Operating temperature range: 0 C to +70 C
Accuracy is better than 1 minute/month @
+25 C
ORDERING INFORMATION
DS1216B, DS1216C, DS1216D, DS1216E,
DS1216F, DS1216H
(See Figure 2 for letter suffix
marking identification.)
PIN DESCRIPTION
-
RESET
DQ0
- Data Input/Output 0 [RAM]
A2
- Address Bit 2 (Read/Write [ROM])
A0
- Address Bit 0 (Data Input [ROM])
GND
- Ground
- Conditioned Chip Enable
- Output Enable
- Write Enable
Vcc
- Switched V
CC
for 28-/32-Pin RAM
V
CC
B
- Switched V
CC
for 24-Pin RAM
V
CC
D
- Switched V
CC
for 28-Ppin RAM
RST
CE
OE
WE
PART
RAM/ROM
RAM DENSITY
PCB MODIFICATION REQUIRED
FOR DENSITY UPGRADE
No/Yes
No
No/Yes
No
No
No
DS1216B
DS1216C
DS1216D
DS1216E
DS1216F
DS1216H
RAM
RAM
RAM
ROM
ROM
RAM
16k/64k
64k/256k
256k/1M
64k/256k
64k/256k/1M
1M/4M
DS1216
SmartWatch RAM DS1216B/C/D/H
SmartWatch ROM DS1216E/F
www.maxim-ic.com
DS1216B/C/D/E
28-Pin Intelligent Socket
2
3
27
26
WE
V
CC
B
4
25
5
6
24
23
[A2] 8
21
20
9
CE
7
22
OE
[A0] 10
19
DQ0 11
18
12
13
17
16
GND 14
15
RST 1
28
V
CC
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| DS1233M-3 | EconoReset |
| DS1233M-5 | EconoReset |
| DS1233M-55 | EconoReset |
| DS1233M | EconoReset |
| DS1235AB | 256K Nonvolatille SRAM |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS1216MP000 | 制造商:Thomas & Betts 功能描述:100A,PLG,2P3W,MG,216,208V |
| DS1216MR000 | 制造商:Thomas & Betts 功能描述:100A,NLT,2P3W,MG,216,208V |
| DS1216MRA00 | 制造商:Thomas & Betts 功能描述:100A,NLT,2P3W,MG,AGL,208V |
| DS1217 | 制造商:BB 制造商全稱:BB 功能描述:8-Channel, 24-Bit ANALOG-TO-DIGITAL CONVERTER |
| DS1217A | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Nonvolatile Read/Write Cartridge |
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